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Standard Dining Room Table Size

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Make your dining room the perfect gathering spot with my guide to selecting the IDEAL dining room table size for your space.

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Standard Dinning Room Table Size Illustration

Choosing a dining table is not only about the style but also the size.

You want a table that fits your dining room, accommodates your guests, and suits your needs. But how can you find the best standard dining room table size for your space?

In this Guide, I will show you the steps you need to follow to pick the perfect dining room table size for your space. Plus, I will share 3 crucial clearances you need to know to help you create a practical and cozy dining area.

Before we get into the details, let’s see what you need to do before you pick your dining room table size.

Before you Use this Guide

The first thing you need to do is measure your dining toom.

Use a tape measure to measure the length and width of the space. This will help you select the ideal table size for your room in the next section.

💡 Personal Insight: To know the maximum dining room table size for your space, subtract 36 inches (90 cm) from each room dimension. This is the largest dining table size you can fit in your space. 36 inches (90 cm) is enough space around the table for the chairs and for people to walk around comfortably.

Please note that this is the maximum size you can fit, not the best. To find the optimal size, keep reading this Guide.


Standard Dining Room Table Sizes

Now that you have your room dimensions, it’s time to pick the perfect standard dining room table size. Here’s what you need to do:

  1. Decide what dining table shape you prefer: circular, rectangular, square or boat shaped.
  2. Compare your room dimensions with the standard dining room table sizes listed in this Guide. I have listed all possible dining room dimensions and the perfect dining table size for each shape and room size.

💡 Personal Insight: The shape of your table should match the shape of your room. For example, a rectangular or boat shaped table would look great in a rectangular room, while a square or circular table would suit a square room better.


Rectangle Dining Room Table

Rectangle dining room table size

A rectangle dining table is the most common dining table shape. It can fit in different room layouts and accommodate various numbers of people.

Rectangle Dining Room Table Dimensions & Number of Seats Based on Your Room Dimensions

To find the perfect rectangle dining table size for your room, you can use this table to pick the size that matches your space:

💡 Personal Insight: You can also use painter’s tape or newspaper to mark out the potential size of your table on the floor. This will help you visualize how much space your table will take up and how it will look in your room.

Recommended Minimum Room SizeStandard Rectangle Dining room Table Size (width X Length)Number of Seating
9′ x 12′ (274 cm x 366 cm)2′ 6″ X 5′ (76 cm x 152 cm)4 – 6
9′ x 12′ 6″ (274 cm x 381 cm)2′ 6″ X 5′ 6″ (76 cm x 168 cm)4 – 6
10′ x 13′ (305 cm x 396 cm)3′ X 6′ (91 cm x 183 cm)6 – 8
10′ x 13′ 6″ (305 cm x 411 cm)3′ X 6′ 6″ (91 cm x 198 cm)6 – 8
10′ 6″ x 14′ (320 cm x 427 cm)3′ 6″ X 7′ (107 cm x 213 cm)6 – 8
10′ 6″ x 14′ 6″ (320 cm x 442 cm)3′ 6″ X 7′ 6″ (107 cm x 229 cm)6 – 8
10′ 6″ X 15′ (320 cm x 457 cm)3′ 6″ X 8′ (107 cm x 244 cm)8 – 10
10′ 6″ X 15′ 6″ (320 cm x 472 cm)3′ 6″ X 8′ 6″ (107 cm x 259 cm)8 – 10
10′ 6″ X 16′ (320 cm x 488 cm)3′ 6″ X 9′ (107 cm x 274 cm)8 – 10
12′ X 16′ 6 (366 cm x 503 cm)4′ X 9′ 6″ (122 cm x 290 cm)8 – 10
12′ X 17′ (366 cm x 518 cm)4′ X 10′ (122 cm x 305 cm)10 – 12
12′ X 19′ (366 cm x 579 cm)4′ X 11′ (122 cm x 335 cm)10 – 12
12′ X 20′ (366 cm x 610 cm)4′ X 12′ (122 cm x 366 cm)12 – 14
12′ X 21′ (366 cm x 640 cm)4′ X 13′ (122 cm x 396 cm)12 – 14
13′ 6″ X 23′ (411 cm x 701 cm)4′ 6″ X 14′ (137 cm x 427 cm)14 – 16
13′ 6″ X 25′ (411 cm x 762 cm)4′ 6″ X 16′ (137 cm x 488 cm)16 – 18
13′ 6″ X 27′ (411 cm x 823 cm)4′ 6″ X 18′ (137 cm x 549 cm)18 – 20
15′ X 30′ (457 cm x 914 cm)5′ X 20′ (152 cm x 610 cm)20 – 22
15′ X 32′ (457 cm x 975 cm)5′ X 22′ (152 cm x 671 cm)22 – 24
18′ X 36′ (549 cm x 1097 cm)6′ X 24′ (183 cm x 731 cm)24 – 26
18′ X 38′ (549 cm x 1158 cm)6′ X 26′ (183 cm x 792 cm)26 – 28
18′ X 40′ (549 cm x 1219 cm)6′ X 28′ (183 cm x 853 cm)28 – 30
Standard Rectangle Dining Room Table Size according to

Square Dining Room Table

Square Dining Room Table Size

A square dining table is a type of table that has four sides of equal length. The side length determines how many seats the table can accommodate. A square dining table is ideal for small spaces and intimate gatherings.

Square Dining Room Table Dimensions & Number of Seats Based on Your Room Dimensions

The following table shows the standard side length and number of seats for a square dining table:

Recommended Minimum Room SizeStandard Square Dining Room Table Size (width X Length)Number of Seating
9′ X 9′ (274 cm x 274 cm)5′ X 5′ (152 cm x 152 cm)8 – 12
10′ 6″ X 10′ 6″ (320 cm x 320 cm)4’6″ X 4’6″ (137 cm x 137 cm)4 – 8
11′ 6 X 10′ 6 (137 cm x 137 cm)4′ X 4′ (122 cm x 122 cm)4 – 8
12′ X 12′ (366 cm x 366 cm)3’6″ X 3’6″ (107 cm x 107 cm)4
13′ X 13′ (396 cm x 396 cm)3′ X 3′ (91 cm x 91 cm)4
Standard Square Dining Room Table Size

Round Dining Room Table

Round Dining Room Table Size

A round dining table is a type of table that has a circular shape and no corners. It is ideal for small spaces and cozy gatherings, as it creates a sense of intimacy and encourages conversation.

Round Dining Room Table Dimensions & Number of Seats Based on Your Room Dimensions

The diameter of a round dining table is the measurement across its center. It determines how many people can sit comfortably around the table. Here are all possible diameters and the number of seats they can hold for a round dining table:

Recommended Minimum Room SizeDiam.Circum.Number of Seating
10’6″ X 10’6″ (320 cm x 320 cm)3’6″ (107 cm)11′ (335 cm)4-5
11’6″ X 11’6″ (351 cm x 351 cm)4′ (122 cm)12’6″ (381 cm)5-6
13′ X 13′ (396 cm x 396 cm)5′ (152 cm)15’9″ (480 cm)7-8
14’6″ X 14’6″ (442 cm x 442 cm)6′ (183 cm)18’10” (574 cm)8-9
16′ X 16′ (488 cm x 488 cm)7′ (213 cm)22′ (671 cm)9-11
18’3″ X 18″3′ (552 cm x 552 cm)8′ (244 cm)25’1″ (765 cm)10-12
19′ X 19′ (579 cm x 579 cm)9′ (274 cm)28’2″ (860 cm)11-14
20′ X 20′ (610 cm x 610 cm)10′ (305 cm)31’5″ (953 cm)12-15
Standard Round Dining Room Table Size

💡 Personal Insight: A round dining table also saves space, as it has no corners.


Boat Shaped Dining Table

Boat Shaped Dining Room Table Size

A boat shaped dining table is a type of table that has a curved edge on both ends. It is similar to a rectangle dining table but with softer edges and more flexibility in seating arrangements.

Boat Shape Dining Room Table Dimensions & Number of Seats Based on Your Room Dimensions

To know the best dining table for your room, pick the size that matches your space from this table:

Recommended Minimum Room SizeStandard Boat Shape Dining Room Table Size (width X Length)Number of Seating
10′ X 15′ (305 cm x 457 cm)3’5″ X 8′ (104 cm x 244 cm)8-10
11′ X 16′ (335 cm x 488 cm)3′ 8 X 9′ (112 cm x 274 cm)8-10
12′ X 17′ (366 cm x 518 cm)3’11 X 10′ (119 cm x 305 cm)10-12
13′ X 19′ (396 cm x 579 cm)4’3″ X 11′ (130 cm x 335 cm)10-12
14′ X 21′ (427 cm x 640 cm)4’7 X 12′ (140 cm x 366 cm)12-14
15′ X 23′ (457 cm x 701 cm)4’11” X 14′ (150 cm x 427 cm)14-16
16′ X 26′ (488 cm x 792 cm)5’3″ X 16′ (160 cm x 488 cm)16-18
17′ X 29′ (518 cm x 884 cm)5’7″ X 18′ (170 cm x 549 cm)20-22
18′ X 32′ (549 cm x 975 cm)6′ X 20′ (183 cm x 610 cm)20-24
Standard Boat Shaped Dining Room Table Size

3 Dining Room Table Clearances you NEED to Know

Choosing the right dining room table size is a crucial decision, but it is not the only important one. You also have to consider how to arrange it in the space.

To achieve a comfortable dining area, you need to pay attention to 3 crucial clearances:

  • Lighting fixture clearance: above the table
  • Rug size vs. dining table size
  • Around dining table clearance

Let’s dive into each one with more details.

1️⃣ Lights over Dining Room Table

Illustration of a chandelier over Dining Room Table

A lighting fixture or chandelier above your table can enhance your space. However, you must ensure your lighting isn’t overwhelming your space or blocking your view. Follow these steps: 

  • Lighting Size: The diameter of your lighting fixture should be about 12 inches (30 cm) less than the width or diameter of your table. For example, if you have a 48-inch-wide (120 cm) table, you should look for a lighting fixture that is about 36 inches (90 cm) in diameter.
  • Clearance above the Dining Table:  The height of your lighting fixture or chandelier should be about 30 inches (76 cm) above the surface of your table. This will ensure that it provides enough light without being too low or too high.

2️⃣ Dining Room Rug Size vs. Dining Table Size

A rug under your dining table can add coziness to your space and protect your floor from scratches. However, there are some guidelines you need to follow to pick the right rug:

  • Pick the Right Rug Shape: Choose a rug shape that matches the shape of your table. For example, if you have a round table, you should look for a round rug.
  • Pick the Right Rug Size: Choose a rug large enough to accommodate all chair legs when you pull them out.

💡 Personal Insight: As a general rule, add at least 24 inches (60 cm) to each dimension of your table to get the minimum size of your rug. For example, if you have a 60-inch-long (150 cm) table, you should look for at least 8 feet by 10 feet (240 cm by 300 cm) rug.

Do you want to learn more about rug standard sizes? Check out this article: Rug Standard Sizes.

3️⃣ Dining Room Set Clearance

Leave at least 36 inches (90 cm) of space around your table for the chairs and for people to walk around comfortably. If you have other furniture, such as a buffet or a sideboard, leave at least 48 inches (120 cm). 

💡 Personal Insight: Try to Leave 48 Inches from all sides to create a spacious feel in your dining room.


Frequently Asked Questions

what is the standard height of a dining room table?

A dining room table usually has a height of 28 to 32 inches (71 to 81 centimeters).

This range is based on the average height of people and the space they need for their legs under the table. Some tables may have different heights depending on their style and design.

what is the standard width of a dining room table?

The standard width for a rectangular dining table is between 30 and 36 inches (76 and 90 cm).

what is the Standard Length of a dining room Table?

The standard length of a dining room table determines how many people can sit around it. The longer the table, the more seats it can fit. Here are all the most common lengths and the number of seats they can accommodate:
• 42 inches (107 cm) long: 2 seats
• 48 inches (122 cm) long: 4 seats
• 60 inches (152 cm) long: 6 seats
• 78 inches (198 cm) long: 8 seats
• 84 inches (213 cm) long: 10 seats
• 96 inches (244 cm) long: 12 seats

How much space does each person need at the table?

Each person needs at least 24 inches (60 cm) of space to sit comfortably at the table.

What are the standard sizes of a 6-seater dining table?

The standard sizes of a 6-seater dining table vary depending on the shape of the table. Here are popular 6-seater dining table sizes for different shapes:

• Rectangle: A 6-seater rectangle dining table is about 60 inches (152 cm) long and between 30 and 36 inches (76 and 91 cm) wide.
• Square: A 6-seater square dining table is usually about 48 inches (122 cm) square.
• Round: A 6-seater round dining table is usually about 48 inches (122 cm) in diameter.
• Oval / Boat Shaped: A 6-seater oval dining table is usually about 60 inches (152 cm) long and between 30 and 36 inches (76 and 91 cm) wide.


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Bahaa Aydi

I'm Bahaa, a Licensed architect specialized in Interior design & Archviz • Sharing my design days with you to help you design better space