How Big is 400 Square Feet?

Get the dimensions of rectangular square footage. Type square feet and one side into the box.
Get Dimensions For Square Feet
square feet
feet
Dimensions
Football Fields (with endzones)
NBA Basketball Courts
Hectares
Square Meters
Dimensions (Meters)
How to use
Find the dimensions and conversions for 400 square feet. Type the number of square feet and 1 side of the area into the calculator. This is useful for visualizing the size of a room, yard, property, home, etc.
What are the dimensions of 400 square feet?
400 ft2 would be a square area with sides of about 20 feet. How wide and long are 400 square feet? Here's a few approximate dimensions that have roughly 400 sq feet.
Square Footage Dimensions
400.14 ft2 8.1 feet x 49.4 feet
399.9 ft2 8.6 feet x 46.5 feet
400.2 ft2 9.2 feet x 43.5 feet
399.64 ft2 9.7 feet x 41.2 feet
399.64 ft2 10.3 feet x 38.8 feet
400.4 ft2 11 feet x 36.4 feet
400.14 ft2 11.7 feet x 34.2 feet
400.52 ft2 12.4 feet x 32.3 feet
399.55 ft2 13.1 feet x 30.5 feet
400.4 ft2 14 feet x 28.6 feet
399.6 ft2 14.8 feet x 27 feet
400.35 ft2 15.7 feet x 25.5 feet
400.8 ft2 16.7 feet x 24 feet
400.02 ft2 17.7 feet x 22.6 feet
400.44 ft2 18.8 feet x 21.3 feet
400 ft2 20 feet x 20 feet
How many square meters are in 400 square feet?
This is a common conversion that I use when I'm looking at the size of real estate, apartments, or hotel rooms in countries that don't use the metric system. There are about 10.7639 square feet per square meter. The easy way to estimate is to drop a zero. So, if a property or hotel room has 400 square feet, that is equal to 37.161251962579 m2 or can be estimated at 40 m2.
Square Footage Conversion Square Meters
400 square feet 0.092903 square meters to square feet 37.16 m2
How many acres are in 400 square feet?
There are 43,560 square feet in 1 acre. So take the square footage and divide by 43,560 to determine the number of acres in a rectangular area.
Square Footage Conversion Acres
400 square feet 43,560 square feet per acre 0.009183 acres
What measurements use square footage?
Square footage is commonly used in real estate to measure the size of an apartment, house, yard, or hotel room. It is also used in renovations, such as determining the amount of paint, carpet, wood floors, tile, etc needed. Square footage is often used for pricing. It is common to say that a house sold for the price per square foot, such as $400/psf.
Square feet Approximate Dimensions
401 20.02 ft x 20.02 ft
402 20.05 ft x 20.05 ft
403 20.07 ft x 20.07 ft
404 20.10 ft x 20.10 ft
405 20.12 ft x 20.12 ft
406 20.15 ft x 20.15 ft
407 20.17 ft x 20.17 ft
408 20.20 ft x 20.20 ft
409 20.22 ft x 20.22 ft
410 20.25 ft x 20.25 ft
411 20.27 ft x 20.27 ft
412 20.30 ft x 20.30 ft
413 20.32 ft x 20.32 ft
414 20.35 ft x 20.35 ft
415 20.37 ft x 20.37 ft
416 20.40 ft x 20.40 ft
417 20.42 ft x 20.42 ft
418 20.45 ft x 20.45 ft
419 20.47 ft x 20.47 ft
420 20.49 ft x 20.49 ft
421 20.52 ft x 20.52 ft
422 20.54 ft x 20.54 ft
423 20.57 ft x 20.57 ft
424 20.59 ft x 20.59 ft
425 20.62 ft x 20.62 ft
426 20.64 ft x 20.64 ft
427 20.66 ft x 20.66 ft
428 20.69 ft x 20.69 ft
429 20.71 ft x 20.71 ft
430 20.74 ft x 20.74 ft
431 20.76 ft x 20.76 ft
432 20.78 ft x 20.78 ft
433 20.81 ft x 20.81 ft
434 20.83 ft x 20.83 ft
435 20.86 ft x 20.86 ft
436 20.88 ft x 20.88 ft
437 20.90 ft x 20.90 ft
438 20.93 ft x 20.93 ft
439 20.95 ft x 20.95 ft
440 20.98 ft x 20.98 ft
441 21.00 ft x 21.00 ft
442 21.02 ft x 21.02 ft
443 21.05 ft x 21.05 ft
444 21.07 ft x 21.07 ft
445 21.10 ft x 21.10 ft
446 21.12 ft x 21.12 ft
447 21.14 ft x 21.14 ft
448 21.17 ft x 21.17 ft
449 21.19 ft x 21.19 ft
450 21.21 ft x 21.21 ft
Square feet Approximate Dimensions
451 21.24 ft x 21.24 ft
452 21.26 ft x 21.26 ft
453 21.28 ft x 21.28 ft
454 21.31 ft x 21.31 ft
455 21.33 ft x 21.33 ft
456 21.35 ft x 21.35 ft
457 21.38 ft x 21.38 ft
458 21.40 ft x 21.40 ft
459 21.42 ft x 21.42 ft
460 21.45 ft x 21.45 ft
461 21.47 ft x 21.47 ft
462 21.49 ft x 21.49 ft
463 21.52 ft x 21.52 ft
464 21.54 ft x 21.54 ft
465 21.56 ft x 21.56 ft
466 21.59 ft x 21.59 ft
467 21.61 ft x 21.61 ft
468 21.63 ft x 21.63 ft
469 21.66 ft x 21.66 ft
470 21.68 ft x 21.68 ft
471 21.70 ft x 21.70 ft
472 21.73 ft x 21.73 ft
473 21.75 ft x 21.75 ft
474 21.77 ft x 21.77 ft
475 21.79 ft x 21.79 ft
476 21.82 ft x 21.82 ft
477 21.84 ft x 21.84 ft
478 21.86 ft x 21.86 ft
479 21.89 ft x 21.89 ft
480 21.91 ft x 21.91 ft
481 21.93 ft x 21.93 ft
482 21.95 ft x 21.95 ft
483 21.98 ft x 21.98 ft
484 22.00 ft x 22.00 ft
485 22.02 ft x 22.02 ft
486 22.05 ft x 22.05 ft
487 22.07 ft x 22.07 ft
488 22.09 ft x 22.09 ft
489 22.11 ft x 22.11 ft
490 22.14 ft x 22.14 ft
491 22.16 ft x 22.16 ft
492 22.18 ft x 22.18 ft
493 22.20 ft x 22.20 ft
494 22.23 ft x 22.23 ft
495 22.25 ft x 22.25 ft
496 22.27 ft x 22.27 ft
497 22.29 ft x 22.29 ft
498 22.32 ft x 22.32 ft
499 22.34 ft x 22.34 ft
500 22.36 ft x 22.36 ft
Square Feet Approximate Dimensions
500 22.36 ft x 22.36 ft
550 23.45 ft x 23.45 ft
600 24.49 ft x 24.49 ft
650 25.50 ft x 25.50 ft
700 26.46 ft x 26.46 ft
750 27.39 ft x 27.39 ft
800 28.28 ft x 28.28 ft
850 29.15 ft x 29.15 ft
900 30.00 ft x 30.00 ft
1400 37.42 ft x 37.42 ft
1900 43.59 ft x 43.59 ft
2400 48.99 ft x 48.99 ft
2900 53.85 ft x 53.85 ft
3400 58.31 ft x 58.31 ft
3900 62.45 ft x 62.45 ft
4400 66.33 ft x 66.33 ft
4900 70.00 ft x 70.00 ft
5400 73.48 ft x 73.48 ft
Favorite Resources