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How Many Square Feet Is an 11x13 Room?

An 11x13 room is 143 square feet. Multiply the width by the length (11 ft x 13 ft = 143 sq ft), which is about 13.3 square meters. That makes it a standard bedroom, usually used as a secondary bedroom, guest room, or home office.

How Many Square Feet Is an 11x13 Room?: an 11 by 13 foot room drawn to scale on a one-foot grid with king bed and dresserking beddresser11 ft13 ft
11 x 13 ft room on a one-foot grid, king bed and dresser drawn to scale.

What is 11x13 in square meters?

143 square feet is about 13.3 square meters. In metric, an 11x13 room measures about 3.35 by 3.96 meters. For the metric view, see how big 12 square meters is.

Measurement11x13 room
Width x length11 ft x 13 ft
Floor area143 sq ft
Floor area (metric)13.3 m²
Floor area (yards)15.9 sq yd
Perimeter48 ft
Corner to corner17'

One square foot is about 0.0929 square meters, so multiply square feet by 0.0929 to convert. Carpet is still often sold by the square yard, and this room is 15.9 of them.

What fits in an 11x13 room?

A queen bed covers about 23% of the floor in an 11x13 room. Doors, closet openings, and windows decide the real layout, so check where they fall before you buy furniture.

Is an 11x13 room big?

At 143 square feet, an 11x13 room is a standard bedroom. It clears the 70 square foot minimum the International Residential Code sets for a habitable room, so size alone won't stop it from counting as a bedroom. The minimum bedroom size rules also require a 7-foot minimum width and an escape window.

For context, compare it with the average bedroom size, or look at rooms close to it: a 12x12 room is 144 square feet and a 10x15 room is 150.

Is 13x11 the same as 11x13?

Yes. A 13x11 room and an 11x13 room are the same size, 143 square feet. The order only tells you which wall was named first, and listings don't follow one rule. When the direction matters, such as for a rug or the wall a bed goes on, check the drawing rather than the label.

How much flooring do I need for an 11x13 room?

The floor is 143 square feet, but you need extra for cuts. For a straight layout add 8% and buy about 155 square feet. A diagonal layout wastes more, so plan on about 161 square feet. You also need 48 feet of baseboard, less the width of each doorway.

In luxury vinyl plank at 23.6 square feet per box, a straight layout takes 7 boxes. Box sizes vary by brand, so the calculator below lets you change the coverage and material.

How many boxes of flooring for an 11x13 room?

Pick a material and layout to see how many boxes to buy, waste included. Box coverage varies by brand, so adjust the sq ft per box to match the label on yours.

7 boxes covers 143 sq ft plus 8% waste (154 sq ft of material at 23.6 sq ft per box).

Need a cost estimate too? Use the full flooring calculator.

How much paint do I need for an 11x13 room?

With an 8-foot ceiling, the four walls of an 11x13 room add up to 384 square feet before you subtract doors and windows. Two coats at about 350 square feet per gallon take 3 gallons. The ceiling is another 143 square feet.

How 143 square feet compares

143 square feet sits between 100 and 150 square feet. Those pages show every room shape that adds up to each area. All the sizes are listed in the room size chart.

Measuring a real 11x13 room

Listed sizes like 11x13 describe the main rectangle. Closets, bay windows, and bump-outs add or remove area, so a room sold as 11x13 is rarely exactly 143 square feet. If you have a floor plan, MeasureFloorPlan measures the real outline after you set the scale from one known wall, or you can check simple shapes with the floor plan square footage calculator.

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