Area of a 18′ x 18′ Rectangle
What is the square footage of a 18 foot by 18 foot rectangle? How big is a 18 x 18 rectangle? 18 ft by 18 ft room in square feet.
Area of a 18′ x 18′ rectangle
| 324 | square feet |
| 46,656 | square inches |
| 36 | square yards |
| 0.0074380 | acres |
| 30.101 | square meters |
| 301,010 | square centimeters |
| 0.0030101 | hectares |
results may be rounded
Area of a Rectangle Formula
The area of a rectangle is its width times its height.
Area = Width * Height
Compute the size of something whose dimensions are 18 feet by 18 feet. For example, a 18x18 foot room, apartment, office, or yard. To get the area of a box, multiply the height by the width. This calculator also takes units into account and will show the result in inches², cm², ft², and m².
Area by Length of Sides
results may be rounded
| Sides |
ft2 |
in2 |
m2 |
| 18′0″ x 18′0″ |
324 |
46,656 |
30.10 |
| 18′0″ x 18′1″ |
325.5 |
46,872 |
30.24 |
| 18′0″ x 18′2″ |
327 |
47,088 |
30.38 |
| 18′0″ x 18′3″ |
328.5 |
47,304 |
30.52 |
| 18′0″ x 18′4″ |
330 |
47,520 |
30.66 |
| 18′0″ x 18′5″ |
331.5 |
47,736 |
30.80 |
| 18′0″ x 18′6″ |
333 |
47,952 |
30.94 |
| 18′0″ x 18′7″ |
334.5 |
48,168 |
31.08 |
| 18′0″ x 18′8″ |
336 |
48,384 |
31.22 |
| 18′0″ x 18′9″ |
337.5 |
48,600 |
31.35 |
| 18′0″ x 18′10″ |
339 |
48,816 |
31.49 |
| 18′0″ x 18′11″ |
340.5 |
49,032 |
31.63 |
| 18′1″ x 18′0″ |
325.5 |
46,872 |
30.24 |
| 18′1″ x 18′1″ |
327.0 |
47,089 |
30.38 |
| 18′1″ x 18′2″ |
328.5 |
47,306 |
30.52 |
| 18′1″ x 18′3″ |
330.0 |
47,523 |
30.66 |
| 18′1″ x 18′4″ |
331.5 |
47,740 |
30.80 |
| 18′1″ x 18′5″ |
333.0 |
47,957 |
30.94 |
| 18′1″ x 18′6″ |
334.5 |
48,174 |
31.08 |
| 18′1″ x 18′7″ |
336.0 |
48,391 |
31.22 |
| 18′1″ x 18′8″ |
337.6 |
48,608 |
31.36 |
| 18′1″ x 18′9″ |
339.1 |
48,825 |
31.50 |
| 18′1″ x 18′10″ |
340.6 |
49,042 |
31.64 |
| 18′1″ x 18′11″ |
342.1 |
49,259 |
31.78 |
| 18′2″ x 18′0″ |
327 |
47,088 |
30.38 |
| 18′2″ x 18′1″ |
328.5 |
47,306 |
30.52 |
| 18′2″ x 18′2″ |
330.0 |
47,524 |
30.66 |
| 18′2″ x 18′3″ |
331.5 |
47,742 |
30.80 |
| 18′2″ x 18′4″ |
333.1 |
47,960 |
30.94 |
| 18′2″ x 18′5″ |
334.6 |
48,178 |
31.08 |
| 18′2″ x 18′6″ |
336.1 |
48,396 |
31.22 |
| 18′2″ x 18′7″ |
337.6 |
48,614 |
31.36 |
| 18′2″ x 18′8″ |
339.1 |
48,832 |
31.50 |
| 18′2″ x 18′9″ |
340.6 |
49,050 |
31.65 |
| 18′2″ x 18′10″ |
342.1 |
49,268 |
31.79 |
| 18′2″ x 18′11″ |
343.7 |
49,486 |
31.93 |
| 18′3″ x 18′0″ |
328.5 |
47,304 |
30.52 |
| 18′3″ x 18′1″ |
330.0 |
47,523 |
30.66 |
| 18′3″ x 18′2″ |
331.5 |
47,742 |
30.80 |
| 18′3″ x 18′3″ |
333.1 |
47,961 |
30.94 |
| 18′3″ x 18′4″ |
334.6 |
48,180 |
31.08 |
| 18′3″ x 18′5″ |
336.1 |
48,399 |
31.23 |
| 18′3″ x 18′6″ |
337.6 |
48,618 |
31.37 |
| 18′3″ x 18′7″ |
339.1 |
48,837 |
31.51 |
| 18′3″ x 18′8″ |
340.7 |
49,056 |
31.65 |
| 18′3″ x 18′9″ |
342.2 |
49,275 |
31.79 |
| 18′3″ x 18′10″ |
343.7 |
49,494 |
31.93 |
| 18′3″ x 18′11″ |
345.2 |
49,713 |
32.07 |
| 18′4″ x 18′0″ |
330 |
47,520 |
30.66 |
| 18′4″ x 18′1″ |
331.5 |
47,740 |
30.80 |
| 18′4″ x 18′2″ |
333.1 |
47,960 |
30.94 |
| 18′4″ x 18′3″ |
334.6 |
48,180 |
31.08 |
| 18′4″ x 18′4″ |
336.1 |
48,400 |
31.23 |
| 18′4″ x 18′5″ |
337.6 |
48,620 |
31.37 |
| 18′4″ x 18′6″ |
339.2 |
48,840 |
31.51 |
| 18′4″ x 18′7″ |
340.7 |
49,060 |
31.65 |
| 18′4″ x 18′8″ |
342.2 |
49,280 |
31.79 |
| 18′4″ x 18′9″ |
343.8 |
49,500 |
31.94 |
| 18′4″ x 18′10″ |
345.3 |
49,720 |
32.08 |
| 18′4″ x 18′11″ |
346.8 |
49,940 |
32.22 |
| 18′5″ x 18′0″ |
331.5 |
47,736 |
30.80 |
| 18′5″ x 18′1″ |
333.0 |
47,957 |
30.94 |
| 18′5″ x 18′2″ |
334.6 |
48,178 |
31.08 |
| 18′5″ x 18′3″ |
336.1 |
48,399 |
31.23 |
| 18′5″ x 18′4″ |
337.6 |
48,620 |
31.37 |
| 18′5″ x 18′5″ |
339.2 |
48,841 |
31.51 |
| 18′5″ x 18′6″ |
340.7 |
49,062 |
31.65 |
| 18′5″ x 18′7″ |
342.2 |
49,283 |
31.80 |
| 18′5″ x 18′8″ |
343.8 |
49,504 |
31.94 |
| 18′5″ x 18′9″ |
345.3 |
49,725 |
32.08 |
| 18′5″ x 18′10″ |
346.8 |
49,946 |
32.22 |
| 18′5″ x 18′11″ |
348.4 |
50,167 |
32.37 |
| Sides |
ft2 |
in2 |
m2 |
| 18′6″ x 18′0″ |
333 |
47,952 |
30.94 |
| 18′6″ x 18′1″ |
334.5 |
48,174 |
31.08 |
| 18′6″ x 18′2″ |
336.1 |
48,396 |
31.22 |
| 18′6″ x 18′3″ |
337.6 |
48,618 |
31.37 |
| 18′6″ x 18′4″ |
339.2 |
48,840 |
31.51 |
| 18′6″ x 18′5″ |
340.7 |
49,062 |
31.65 |
| 18′6″ x 18′6″ |
342.3 |
49,284 |
31.80 |
| 18′6″ x 18′7″ |
343.8 |
49,506 |
31.94 |
| 18′6″ x 18′8″ |
345.3 |
49,728 |
32.08 |
| 18′6″ x 18′9″ |
346.9 |
49,950 |
32.23 |
| 18′6″ x 18′10″ |
348.4 |
50,172 |
32.37 |
| 18′6″ x 18′11″ |
350.0 |
50,394 |
32.51 |
| 18′7″ x 18′0″ |
334.5 |
48,168 |
31.08 |
| 18′7″ x 18′1″ |
336.0 |
48,391 |
31.22 |
| 18′7″ x 18′2″ |
337.6 |
48,614 |
31.36 |
| 18′7″ x 18′3″ |
339.1 |
48,837 |
31.51 |
| 18′7″ x 18′4″ |
340.7 |
49,060 |
31.65 |
| 18′7″ x 18′5″ |
342.2 |
49,283 |
31.80 |
| 18′7″ x 18′6″ |
343.8 |
49,506 |
31.94 |
| 18′7″ x 18′7″ |
345.3 |
49,729 |
32.08 |
| 18′7″ x 18′8″ |
346.9 |
49,952 |
32.23 |
| 18′7″ x 18′9″ |
348.4 |
50,175 |
32.37 |
| 18′7″ x 18′10″ |
350.0 |
50,398 |
32.51 |
| 18′7″ x 18′11″ |
351.5 |
50,621 |
32.66 |
| 18′8″ x 18′0″ |
336 |
48,384 |
31.22 |
| 18′8″ x 18′1″ |
337.6 |
48,608 |
31.36 |
| 18′8″ x 18′2″ |
339.1 |
48,832 |
31.50 |
| 18′8″ x 18′3″ |
340.7 |
49,056 |
31.65 |
| 18′8″ x 18′4″ |
342.2 |
49,280 |
31.79 |
| 18′8″ x 18′5″ |
343.8 |
49,504 |
31.94 |
| 18′8″ x 18′6″ |
345.3 |
49,728 |
32.08 |
| 18′8″ x 18′7″ |
346.9 |
49,952 |
32.23 |
| 18′8″ x 18′8″ |
348.4 |
50,176 |
32.37 |
| 18′8″ x 18′9″ |
350 |
50,400 |
32.52 |
| 18′8″ x 18′10″ |
351.6 |
50,624 |
32.66 |
| 18′8″ x 18′11″ |
353.1 |
50,848 |
32.81 |
| 18′9″ x 18′0″ |
337.5 |
48,600 |
31.35 |
| 18′9″ x 18′1″ |
339.1 |
48,825 |
31.50 |
| 18′9″ x 18′2″ |
340.6 |
49,050 |
31.65 |
| 18′9″ x 18′3″ |
342.2 |
49,275 |
31.79 |
| 18′9″ x 18′4″ |
343.8 |
49,500 |
31.94 |
| 18′9″ x 18′5″ |
345.3 |
49,725 |
32.08 |
| 18′9″ x 18′6″ |
346.9 |
49,950 |
32.23 |
| 18′9″ x 18′7″ |
348.4 |
50,175 |
32.37 |
| 18′9″ x 18′8″ |
350 |
50,400 |
32.52 |
| 18′9″ x 18′9″ |
351.6 |
50,625 |
32.66 |
| 18′9″ x 18′10″ |
353.1 |
50,850 |
32.81 |
| 18′9″ x 18′11″ |
354.7 |
51,075 |
32.95 |
| 18′10″ x 18′0″ |
339 |
48,816 |
31.49 |
| 18′10″ x 18′1″ |
340.6 |
49,042 |
31.64 |
| 18′10″ x 18′2″ |
342.1 |
49,268 |
31.79 |
| 18′10″ x 18′3″ |
343.7 |
49,494 |
31.93 |
| 18′10″ x 18′4″ |
345.3 |
49,720 |
32.08 |
| 18′10″ x 18′5″ |
346.8 |
49,946 |
32.22 |
| 18′10″ x 18′6″ |
348.4 |
50,172 |
32.37 |
| 18′10″ x 18′7″ |
350.0 |
50,398 |
32.51 |
| 18′10″ x 18′8″ |
351.6 |
50,624 |
32.66 |
| 18′10″ x 18′9″ |
353.1 |
50,850 |
32.81 |
| 18′10″ x 18′10″ |
354.7 |
51,076 |
32.95 |
| 18′10″ x 18′11″ |
356.3 |
51,302 |
33.10 |
| 18′11″ x 18′0″ |
340.5 |
49,032 |
31.63 |
| 18′11″ x 18′1″ |
342.1 |
49,259 |
31.78 |
| 18′11″ x 18′2″ |
343.7 |
49,486 |
31.93 |
| 18′11″ x 18′3″ |
345.2 |
49,713 |
32.07 |
| 18′11″ x 18′4″ |
346.8 |
49,940 |
32.22 |
| 18′11″ x 18′5″ |
348.4 |
50,167 |
32.37 |
| 18′11″ x 18′6″ |
350.0 |
50,394 |
32.51 |
| 18′11″ x 18′7″ |
351.5 |
50,621 |
32.66 |
| 18′11″ x 18′8″ |
353.1 |
50,848 |
32.81 |
| 18′11″ x 18′9″ |
354.7 |
51,075 |
32.95 |
| 18′11″ x 18′10″ |
356.3 |
51,302 |
33.10 |
| 18′11″ x 18′11″ |
357.8 |
51,529 |
33.24 |