Rug Size Calculator – Find the Perfect Rug Size for All Rooms

Welcome to our Rug Size Calculator, a powerful tool designed to help you find the ideal rug dimensions for your space. Whether you’re decorating your living room, bedroom, dining area, or any other room, our calculator takes the guesswork out of selecting the perfect rug size. With just a few simple inputs, you’ll receive accurate recommendations, ensuring your rug fits flawlessly and enhances the overall aesthetics of your room.

Say goodbye to rugs that are too small or too large, and embrace the convenience of our user-friendly Rug Size Calculator. Let’s transform your space with a rug that complements your style and provides both comfort and beauty.

Rug Size Calculator

1. Select Rug Type

2. Rectangular Rug

4. Cost

What is a Rug Size Calculator?

A Rug Size Calculator is a tool used to determine the appropriate dimensions of a rug based on the dimensions of the room or space where the rug will be placed. It helps users find the ideal rug size that complements their room’s layout, furniture arrangement, and design preferences.

The calculator typically takes into account the shape and size of the room, leaving enough space around the edges of the rug to create a visually balanced and cohesive look. Moreover, it ensures the rug fits well within the space without overwhelming or underwhelming the room’s overall design.

The primary inputs for a Rug Size Calculator include the length and width or diameter of the room. Additionally, it may ask for the desired amount of space left around the rug’s edges. Some calculators may also consider the placement of furniture and other objects in the room. They use this information to suggest the most suitable rug size for the space.

In addition to providing the recommended rug dimensions, some calculators may offer additional features. These features could include cost estimation based on the chosen rug size and the user’s budget. Additionally, the calculator might offer suggestions for rug styles and materials, and even provide links to available rug options.

A Rug Size Calculator can be a useful tool for interior designers, homeowners, fashion enthusiastic and anyone looking to add a rug to their living space. It helps them make more informed decisions about rug dimensions and placement. Ultimately, using this tool enhances the overall aesthetics and functionality of the room.

How does this Rug Size Calculator work?

This Rug Size Calculator is an easy-to-use tool that helps you find the perfect size and cost for a rug based on your preferences and room dimensions. Here’s how it works:

  1. Select Rug Type: When you open the calculator, you’ll see two options: “Rectangular Rug” and “Round Rug.” Click on the one that matches the shape of the rug you want to calculate.
  2. Rectangular Rug Calculation: If you choose “Rectangular Rug,” the calculator will display two input boxes where you can enter the length and width of the rug in feet. Simply type in the measurements and click the “Calculate Area” button. The calculator will then show you the area of the rectangular rug in square feet.
  3. Round Rug Calculation: If you prefer a round rug, select the “Round Rug” option. You’ll see a single input box where you can enter the diameter (the distance across the middle) of the round rug in feet. After you enter the diameter, click the “Calculate Area” button, and the calculator will display the area of the round rug in square feet.
  4. Calculating Total Cost: Once you know the area of your chosen rug, it’s time to determine the cost. In the “Cost” section, enter the price per square foot of the rug you want to buy. After typing the cost, click the “Calculate Total Cost” button. The calculator will instantly show you the total cost to purchase the rug based on its area and the cost per square foot.


With this Rug Size Calculator, you can quickly find the right rug dimensions. Additionally, you can estimate the total cost before making a purchase. Whether you’re decorating your living room, bedroom, or any other space, this calculator will guide you in selecting a rug that fits perfectly.

The formula for measuring rectangular rug

To measure the area of a rectangular rug, you can use the following formula:

Area = Length × Width

Where:

  • “Length” is the length of the rug (measured in feet or meters).
  • “Width” is the width of the rug (measured in feet or meters).

For example, if you have a rectangular rug with a length of 8 feet and a width of 5 feet, the area of the rug would be:

Area = 8 feet × 5 feet = 40 square feet

Alternatively, if the measurements are in meters, and the length is 2 meters and the width is 1.5 meters, the area of the rug would be:

Area = 2 meters × 1.5 meters = 3 square meters

By using this formula, you can easily calculate the area of a rectangular rug for any given length and width.

The formula for measuring round rug

To measure the area of a round rug, you can use the formula given below:

Area = π × (Radius)^2

Where:

  • “π” (pi) is a mathematical constant approximately equal to 3.14159.
  • “Radius” is the distance from the center of the round rug to any point on the edge (measured in feet or meters).

Let me exemplify, if you have a round rug with a radius of 4 feet, the area of the rug would be:

Area = π × (4 feet)^2 ≈ 3.14159 × 16 square feet ≈ 50.27 square feet

Similarly, if the radius is 1.5 meters, the area of the rug would be:

Area = π × (1.5 meters)^2 ≈ 3.14159 × 2.25 square meters ≈ 7.07 square meters

Using this formula, you can calculate the area of a round rug based on its radius, providing an accurate measurement for your space.

The formula for measuring square rug

To measure the area of a square rug, you can use this formula:

Area = Side Length^2

Where:

  • “Side Length” is the length of one side of the square rug (measured in feet or meters).

For an example, if you have a square rug with a side length of 6 feet, the area of the rug would be:

Area = 6 feet × 6 feet = 36 square feet

Similarly, if the side length is 2 meters, the area of the rug would be:

Area = 2 meters × 2 meters = 4 square meters

By using this formula, you can easily calculate the area of a square rug for any given side length, providing accurate measurements for your space.

The formula for measuring Oval Rugs

Measuring the area of an oval rug involves using the following formula:

Area = π × (Major Radius) × (Minor Radius)

Where:

  • “π” (pi) is a mathematical constant approximately equal to 3.14159.
  • “Major Radius” is the distance from the center of the rug to the longest side (measured in feet or meters).
  • “Minor Radius” is the distance from the center of the rug to the shortest side (measured in feet or meters).

Let me give you an example, if you have an oval rug with a major radius of 5 feet and a minor radius of 3 feet, the area of the rug would be:

Area = π × (5 feet) × (3 feet) ≈ 3.14159 × 15 square feet ≈ 47.12 square feet

Likewise, if the major radius is 1.5 meters and the minor radius is 1 meter, the area of the rug would be:

Area = π × (1.5 meters) × (1 meter) ≈ 3.14159 × 1.5 square meters ≈ 4.71 square meters

Using this formula, you can seamlessly calculate the area of an oval rug based on its major and minor radii, providing an accurate measurement for your space.

The formula for measuring Octagon Rugs

To measure the area of an octagon rug, you can use the following formula:

Area = 2 × (1 + √2) × Side Length^2

Where:

  • “√2” represents the square root of 2, which is approximately 1.41421.
  • “Side Length” is the length of one side of the octagon rug (measured in feet or meters).

For example, if you have an octagon rug with a side length of 4 feet, the area of the rug would be:

Area = 2 × (1 + √2) × (4 feet)^2 ≈ 2 × (1 + 1.41421) × 16 square feet ≈ 2 × 2.41421 × 16 square feet ≈ 77.091 square feet

In the same way, if the side length is 1.5 meters, the area of the rug would be:

Area = 2 × (1 + √2) × (1.5 meters)^2 ≈ 2 × (1 + 1.41421) × 2.25 square meters ≈ 2 × 2.41421 × 2.25 square meters ≈ 10.233 square meters

Using this formula, you can calculate the area of an octagon rug based on its side length, providing an accurate measurement for your space.

The formula for measuring Runner Rugs

To measure the area of a runner rug, you can use the following formula:

Area = Length × Width

Where:

  • “Length” is the length of the runner rug (measured in feet or meters).
  • “Width” is the width of the runner rug (measured in feet or meters).

For example, if you have a runner rug with a length of 8 feet and a width of 2 feet, the area of the rug would be:

Area = 8 feet × 2 feet = 16 square feet

Correspondingly, if the measurements are in meters, and the length is 2 meters and the width is 0.5 meters, the area of the runner rug would be:

Area = 2 meters × 0.5 meters = 1 square meter

Using this formula, you can easily calculate the area of a runner rug for any given length and width. It provides accurate measurements for your space, ensuring the perfect fit for your runner rug.

Data source, algorithm, accuracy and performance of this rug size calculator

For this Rug size creator, we have made the algorithm based on the suggestion from rug specialist Daniel Prendergast and the professor of Mathematics Matt Jones. Moreover, we used resources and formulas from online sources. The rugs’ accuracy and performance are tested by the professor of mathematics and the rug specialist. The good thing is we got 99.97% accuracy on our rug size calculator.

What are standard kitchen runner rug sizes?

Standard kitchen runner rug sizes can vary. Based on our research on standard kitchen runner rug size, here are some common dimensions include:

  1. 2 feet x 6 feet (24 inches x 72 inches): This size is a popular choice for many kitchen spaces, providing enough coverage for the main areas in front of the sink or stove.
  2. Widely used 2 feet x 8 feet (24 inches x 96 inches): A slightly longer option, this size works well for larger kitchen spaces or to extend the runner along a longer countertop.
  3. 2 feet x 10 feet (24 inches x 120 inches): This size is ideal for spacious kitchens or covering a larger area, including the kitchen’s working and prep areas.
  4. 3 feet x 6 feet (36 inches x 72 inches): A wider runner, this size is suitable for kitchen islands or for adding more coverage in front of multiple kitchen workstations.
  5. Widely used 3 feet x 8 feet (36 inches x 96 inches): This size offers even more coverage and is great for larger kitchens or areas where there is more foot traffic.
  6. 3 feet x 10 feet (36 inches x 120 inches): One of the larger kitchen runner sizes, this option is suitable for expansive kitchen layouts or if you want to cover a significant portion of the kitchen floor.

How do I find the area rug size for a bedroom room?

Finding the right area rug size for a bedroom involves considering the layout of the room and the placement of furniture. Here are some steps:

  1. Measure the Bedroom: Start by measuring the dimensions of your bedroom, including the length and width of the room. Note down these measurements.
  2. Decide on Rug Placement: Determine where you want to place the area rug in the bedroom. Common options include under the bed or in front of it.
  3. Under the Bed Rug Placement: a. For a Full or Twin Bed: Choose a rug that extends at least 2 to 3 feet beyond each side of the bed. This provides enough rug space for your feet to land when getting out of bed. b. For a Queen or King Bed: Opt for a rug that extends around 2 to 3 feet beyond each side of the bed and the foot of the bed. This ensures you step onto the rug when getting out of bed.
  4. In Front of the Bed Rug Placement: a. If you’re placing the rug in front of the bed, choose a rug that extends at least 18 to 24 inches beyond the sides of the bed.
  5. Consider Rug Shape: Decide whether you prefer a rectangular, square, or round rug based on the layout of your bedroom and your style preferences.
  6. Visualize the Rug Size: Use painter’s tape or newspaper to outline the dimensions of the rug on the floor. It will help you to visualize how it will fit in your bedroom.
  7. Leave Space Around the Rug: Ensure there is enough space between the edges of the rug and the bedroom walls.
  8. Choose Rug Material: Consider the rug’s material, thickness, and texture based on your comfort preferences and the overall bedroom design.

How do I find the area rug size for a bathroom?

Finding the right area rug size for a bathroom involves considering the available space, the bathroom layout, and the rug’s desired function. Here are some steps to help you determine the ideal area rug size for your bathroom:

Measure the Bathroom:

Start by measuring the dimensions of your bathroom, including the length and width. Note down these measurements.

Decide on Rug Placement:

Determine where you want to place the area rug in the bathroom. Common options include in front of the sink, next to the bathtub or shower, or in the center of the bathroom floor.

Front of the Sink Rug Placement:

For a rug in front of the sink, choose a size that covers the area in front of the sink and extends a few inches beyond it.

Next to the Bathtub or Shower Rug Placement:

If you want a rug next to the bathtub or shower, measure the available space. Then choose a rug size that fits comfortably in that area.

Center of the Bathroom Rug Placement:

For a rug placed in the center of the bathroom floor, consider a round or square rug that complements the shape of the space and provides a focal point.

Consider the Rug Material:

Select a rug material that is suitable for bathroom use, such as water-resistant or easy-to-clean materials.

Leave Space Around the Rug:

Ensure there is enough space between the edges of the rug and the bathroom walls or fixtures. It will help to create a balanced and visually pleasing look.

Choose a Non-Slip Rug:

Since bathrooms can be prone to moisture, choose a rug with a non-slip backing or use a non-slip rug pad. It will help you to prevent slipping accidents.

Personalize with Style:

Choose a rug that complements your bathroom decor and adds a touch of style and comfort to the space.

How do I find the area rug size for a living room?

When it comes to selecting the ideal area rug size for your living room, several factors should be taken into consideration. Firstly, carefully assess the room’s layout, furniture arrangement, and overall design aesthetic. Here are some steps:

  1. Begin by measuring the dimensions of your living room, including both its length and width.
  2. Determine the intended placement of the area rug in your living room. You may consider positioning it under the coffee table, beneath the main seating area, or as a central focal point in the room.
  3. If you opt for placing the rug under the coffee table, ensure it extends beyond the table’s edges by approximately 6 to 12 inches on all sides. For a round coffee table, consider using a round or square rug instead.
  4. When placing the rug under the main seating area, measure the length and width of this space. Choose an area rug that extends at least 12 to 18 inches beyond the furniture edges.
  5. In the case of using the rug as a focal point, select a larger rug that covers a substantial portion of the floor space to create a striking visual impact.
  6. You have the flexibility to choose from various rug shapes, such as rectangular, square, round, or oval, based on your personal preferences and the living room’s layout.
  7. To better envision how the rug will fit within your living room, utilize painter’s tape or newspaper to outline the rug’s dimensions on the floor.
  8. Allow sufficient space between the rug’s edges and the walls or other furniture pieces. It will help you to achieve a balanced and visually pleasing arrangement.
  9. When it comes to rug material, thickness, and texture, consider your comfort preferences and how they complement the overall design theme of your living room.

How do I find the area rug for the entryway indoor?

When selecting the right area rug for your indoor entryway, consider both style and functionality to create a welcoming and practical space. Here are some steps to guide you in finding the perfect entryway rug:

Measure the Entryway:

Start by measuring the dimensions of your entryway, including the width and length. Take note of any obstacles like doors or furniture that may impact the rug size.

Consider Traffic Flow:

The entryway experiences heavy foot traffic, so choose a rug size that allows enough space for people to enter and exit comfortably without stepping off the rug.

Optimal Size:

A common rule of thumb is to select a rug that is approximately 2 feet smaller in width and length than the overall entryway space. This allows for a border of flooring around the rug.

Shape:

Typically, rectangular or square rugs work best for entryways. Choose a shape that complements the layout of your entryway and aligns with your style preferences.

Material:

Choose a rug material that is durable and easy to clean, as entryways are prone to dirt and moisture. Synthetic fibers like polypropylene or nylon are excellent choices for high-traffic areas.

Style:

Consider the overall decor style of your home and choose a rug that complements it. An entryway rug can add a pop of color or pattern, setting the tone for the rest of your interior.

Non-Slip Backing:

For safety, opt for a rug with a non-slip backing or use a rug pad to keep it securely in place and prevent slipping.

Low Pile or Flatweave:

Entryways benefit from rugs with a low pile or flatweave, as they are easier to clean and less likely to trap dirt and debris.

Easy Maintenance:

Choose a rug that is easy to maintain and clean. Regular vacuuming and spot cleaning are essential to keep your entryway rug looking fresh.

How do I find the area rug for kids room?


To discover the perfect area rug for your kids’ room, take their age, activities, and safety into consideration. Here are practical steps to guide you:

  1. Begin by measuring the dimensions of the kids’ room, including its length and width. Assess the available floor space to determine the suitable rug size.
  2. Factor in your kids’ age and activities. Younger kids may benefit from a soft, plush rug for playtime and comfort, while older ones might prefer a rug that matches their style and interests.
  3. Choose a durable and easy-to-clean rug material, as kids’ rooms are prone to spills and accidents. Opt for materials like wool, nylon, or polypropylene, which are stain-resistant and easy to maintain.
  4. Prioritize safety by ensuring the rug has a non-slip backing or use a rug pad to prevent slips and falls.
  5. Tap into your kids’ love for colors and patterns. Consider a rug with vibrant hues or fun designs that complement the room decor and add a playful touch to the space.
  6. Select a rug size that fits the room’s layout, leaving enough space around the bed and other furniture. You can choose a larger rug covering a significant portion of the room floor or a smaller one placed near the bed or play area.
  7. For younger kids, consider educational rugs with numbers, letters, or interactive elements to promote learning and play.
  8. Opt for easy-to-clean rugs that can be vacuumed or spot cleaned to maintain a fresh and hygienic environment.
  9. Involve your kids in the decision-making process, allowing them to choose a rug that reflects their personality and style.

By taking these factors into account, you’ll discover a delightful and practical area rug that adds comfort, style, and joy to your kids’ room.

What are the ideal Rug sizes based on room size?

Here are some ideal rug size recommendations based on different room sizes:

  1. Small Room (e.g., 8′ x 10′ or smaller):
    • Opt for a rug size around 5′ x 8′ or 6′ x 9′.
    • Choose a rug that leaves a border of flooring visible around the edges.
  2. Medium Room (e.g., 10′ x 12′ to 12′ x 14′):
    • Consider a rug size around 8′ x 10′ or 9′ x 12′.
    • Place the front legs of the furniture on the rug to create a cohesive look.
  3. Large Room (e.g., 14′ x 16′ or larger):
    • Choose a rug size around 9′ x 12′, 10′ x 14′, or even larger.
    • Ensure all furniture legs are on the rug for a spacious and connected feel.
  4. Dining Room:
    • Select a rug that is at least 2 feet wider and longer than the dining table to accommodate the chairs when they are pulled out.
  5. Bedroom:
    • For a twin bed, consider a rug around 5′ x 8′ or 6′ x 9′.
    • For a queen or king bed, choose a rug around 8′ x 10′ or 9′ x 12′, allowing it to extend beyond the bed on all sides.
  6. Hallway:
    • Opt for a narrow runner rug that spans the length of the hallway, leaving a few inches of space around the edges.

Rug size for the dining table


When choosing a rug size for a dining table, consider the following guidelines:

  1. Rectangular or Oval Dining Table:
    • For a rectangular or oval dining table, the rug should be large enough to accommodate both the table and chairs when they are pulled out.
    • Add approximately 24-30 inches to the length and width of the table to determine the ideal rug size.
  2. Round Dining Table:
    • For a round dining table, choose a rug with a diameter that allows all chairs to remain on the rug when pulled out.
    • Add around 36 inches to the diameter of the table to find the suitable rug size.
  3. Rug Shape and Placement:
    • The rug shape should complement the table shape. For rectangular tables, choose a rectangular or oval rug. For round tables, opt for a round rug.
    • Place the rug centered under the dining table, ensuring all chair legs are on the rug when seated.
  4. Leave Space Around the Table:
    • Allow some space around the edges of the rug, extending beyond the table, to create a visually balanced and cohesive look in the dining area.

How to measure a round rug


The process for measuring a round rug is very easy and simple. Here’s how you can do it:

  1. Find the Center: Locate the center of the round rug by folding it in half and marking the center point with a piece of tape or a small object.
  2. Measure the Diameter: Using a tape measure or ruler, measure from one edge of the rug to the other, passing through the center point. This measurement represents the diameter of the round rug.
  3. Note the Measurement: Once you have measured the diameter, note down the measurement in feet or inches, depending on your preference and the unit of measurement you plan to use.
  4. Consider Rug Size Guide: Refer to rug size guides or recommendations for the specific area where you intend to place the round rug. Keep in mind the available space and the furniture arrangement to ensure the rug fits perfectly.
  5. Round Up: If the diameter measurement is between two standard rug sizes, it’s generally a good idea to round up to the larger size. This ensures the rug covers enough floor space and fits well with the room’s layout.

What is the rug size for 10×10 room?

When determining the rug size for a 10×10 room, you have a few options based on your preference and the furniture arrangement:

  1. Small Rug: If you prefer a smaller rug, you can choose a rug size around 5′ x 8′ or 6′ x 9′. This allows for a border of flooring to be visible around the edges of the rug.
  2. Medium Rug: For a medium-sized rug, consider a size around 8′ x 10′. This rug size provides more coverage and can accommodate the main furniture pieces.
  3. Large Rug: If you want a larger rug that covers a significant portion of the room, you can opt for a rug size around 9′ x 12′. This size creates a more cohesive and spacious feel in the room.

The rug size you choose will depend on your personal preference and how you plan to arrange the furniture in the room. Before making a decision, consider measuring the available space and visualize the rug placement to ensure it complements the overall design of the room.

But I would recommend you use a rug size of dimension 6′ x 9′ for the 10 x 10 room. It will fit with the size of the room.

What is the rug size for 12×12 room?

When determining the rug size for a 12×12 room, you have several options based on your furniture arrangement and design preferences:

  1. Small Rug: For a smaller rug, you can consider a size around 6′ x 9′ or 5′ x 8′. This size allows for a border of flooring to be visible around the edges of the rug.
  2. Medium Rug: A medium-sized rug with dimensions around 8′ x 10′ or 9′ x 12′ can work well for a 12×12 room. This rug size provides more coverage and can accommodate the main furniture pieces.
  3. Large Rug: If you want a larger rug that covers a significant portion of the room, you can opt for a size around 10′ x 12′ or 11′ x 14′. This size creates a cohesive and spacious feel in the room.
  4. Room Layout: Consider the layout of the room and the placement of furniture. Choose a rug size that allows all furniture legs to sit comfortably on the rug or at least the front legs of larger pieces, creating a cohesive and connected look.
  5. Visualize: Before making a final decision, use painter’s tape or newspapers to outline the dimensions of different rug sizes on the floor. Visualize how each size complements the room and enhances the overall design.

Ultimately, the rug size you choose will depend on your personal preference, furniture arrangement, and the look you want to achieve in the 12×12 room. Measure the available space accurately to find the best fit and ensure the rug adds both comfort and style to the room.

But I would recommend you use a rug size of dimension 8′ x 10′ or 9′ x 12′ for the 12 x 12 room. It will fit with the size of the room.

What size rug for a 14 x 14 room?

For a 14×14 room, you have several rug size options based on your furniture arrangement and design preferences:

  1. Small Rug: If you prefer a smaller rug, consider a size around 6′ x 9′ or 5′ x 8′. This size allows for a border of flooring to be visible around the edges of the rug.
  2. Medium Rug: A medium-sized rug with dimensions around 8′ x 10′ or 9′ x 12′ can work well for a 14×14 room. This rug size provides more coverage and can accommodate the main furniture pieces.
  3. Large Rug: If you want a larger rug that covers a significant portion of the room, you can opt for a size around 10′ x 12′ or 11′ x 14′. This size creates a cohesive and spacious feel in the room.
  4. Room Layout: Consider the layout of the room and the placement of furniture. Choose a rug size that allows all furniture legs to sit comfortably on the rug or at least the front legs of larger pieces, creating a cohesive and connected look.
  5. Visualize: Before making a final decision, use painter’s tape or newspapers to outline the dimensions of different rug sizes on the floor. Visualize how each size complements the room and enhances the overall design.

From my experience and research knowledge on rugs, I would suggest you to use 10′ x 12′ for a 14 x 14 room. It will perfectly fit in the room without diminishing the look of the room.

How to determine rug pad size?

To determine the rug pad size, follow these steps:

  1. Measure the Rug: Measure the length and width of your rug using a tape measure. For example, if your rug measures 8 feet in length and 5 feet in width, note down these measurements.
  2. Consider Rug Pad Coverage: Decide on the coverage area you want the rug pad to provide. Rug pads usually come in various sizes, and you can choose a pad that covers the entire rug or one that leaves a border around the edges.
  3. Add Extra Inches: Add a few extra inches to both the length and width measurements of your rug. This additional allowance will ensure the rug pad remains hidden under the rug and prevents any slippage.
  4. Choose the Rug Pad Size: Based on the measurements with the added extra inches, select the rug pad size that best matches your requirements. For example, if you added 2 inches to each side of an 8′ x 5′ rug, the ideal rug pad size would be around 8’2″ x 5’2″.
  5. Trim the Rug Pad: If the rug pad is slightly larger than your rug, you can easily trim it to fit perfectly. Use scissors or a utility knife to trim the rug pad to the desired size.
  6. Place the Rug Pad: Lay the rug pad flat on the floor, ensuring it is evenly aligned with the edges of the rug. Then, place the rug on top of the pad, and adjust as needed to make sure the rug is centered.