| 0km² | 0ft² |
| 1km² | 10,763,910.42ft² |
| 2km² | 21,527,820.83ft² |
| 3km² | 32,291,731.25ft² |
| 4km² | 43,055,641.67ft² |
| 5km² | 53,819,552.08ft² |
| 6km² | 64,583,462.5ft² |
| 7km² | 75,347,372.92ft² |
| 8km² | 86,111,283.33ft² |
| 9km² | 96,875,193.75ft² |
| 10km² | 107,639,104.2ft² |
| 11km² | 118,403,014.6ft² |
| 12km² | 129,166,925ft² |
| 13km² | 139,930,835.4ft² |
| 14km² | 150,694,745.8ft² |
| 15km² | 161,458,656.3ft² |
| 16km² | 172,222,566.7ft² |
| 17km² | 182,986,477.1ft² |
| 18km² | 193,750,387.5ft² |
| 19km² | 204,514,297.9ft² |
| 20km² | 215,278,208.3ft² |
| 21km² | 226,042,118.8ft² |
| 22km² | 236,806,029.2ft² |
| 23km² | 247,569,939.6ft² |
| 24km² | 258,333,850ft² |
| 25km² | 269,097,760.4ft² |
| 26km² | 279,861,670.8ft² |
| 27km² | 290,625,581.3ft² |
| 28km² | 301,389,491.7ft² |
| 29km² | 312,153,402.1ft² |
| 30km² | 322,917,312.5ft² |
| 31km² | 333,681,222.9ft² |
| 32km² | 344,445,133.3ft² |
| 33km² | 355,209,043.8ft² |
| 34km² | 365,972,954.2ft² |
| 35km² | 376,736,864.6ft² |
| 36km² | 387,500,775ft² |
| 37km² | 398,264,685.4ft² |
| 38km² | 409,028,595.8ft² |
| 39km² | 419,792,506.3ft² |
| 40km² | 430,556,416.7ft² |
| 41km² | 441,320,327.1ft² |
| 42km² | 452,084,237.5ft² |
| 43km² | 462,848,147.9ft² |
| 44km² | 473,612,058.3ft² |
| 45km² | 484,375,968.8ft² |
| 46km² | 495,139,879.2ft² |
| 47km² | 505,903,789.6ft² |
| 48km² | 516,667,700ft² |
| 49km² | 527,431,610.4ft² |
| 50km² | 538,195,520.8ft² |
| 51km² | 548,959,431.3ft² |
| 52km² | 559,723,341.7ft² |
| 53km² | 570,487,252.1ft² |
| 54km² | 581,251,162.5ft² |
| 55km² | 592,015,072.9ft² |
| 56km² | 602,778,983.3ft² |
| 57km² | 613,542,893.8ft² |
| 58km² | 624,306,804.2ft² |
| 59km² | 635,070,714.6ft² |
| 60km² | 645,834,625ft² |
| 61km² | 656,598,535.4ft² |
| 62km² | 667,362,445.8ft² |
| 63km² | 678,126,356.3ft² |
| 64km² | 688,890,266.7ft² |
| 65km² | 699,654,177.1ft² |
| 66km² | 710,418,087.5ft² |
| 67km² | 721,181,997.9ft² |
| 68km² | 731,945,908.3ft² |
| 69km² | 742,709,818.8ft² |
| 70km² | 753,473,729.2ft² |
| 71km² | 764,237,639.6ft² |
| 72km² | 775,001,550ft² |
| 73km² | 785,765,460.4ft² |
| 74km² | 796,529,370.8ft² |
| 75km² | 807,293,281.3ft² |
| 76km² | 818,057,191.7ft² |
| 77km² | 828,821,102.1ft² |
| 78km² | 839,585,012.5ft² |
| 79km² | 850,348,922.9ft² |
| 80km² | 861,112,833.3ft² |
| 81km² | 871,876,743.8ft² |
| 82km² | 882,640,654.2ft² |
| 83km² | 893,404,564.6ft² |
| 84km² | 904,168,475ft² |
| 85km² | 914,932,385.4ft² |
| 86km² | 925,696,295.8ft² |
| 87km² | 936,460,206.3ft² |
| 88km² | 947,224,116.7ft² |
| 89km² | 957,988,027.1ft² |
| 90km² | 968,751,937.5ft² |
| 91km² | 979,515,847.9ft² |
| 92km² | 990,279,758.3ft² |
| 93km² | 1,001,043,669ft² |
| 94km² | 1,011,807,579ft² |
| 95km² | 1,022,571,490ft² |
| 96km² | 1,033,335,400ft² |
| 97km² | 1,044,099,310ft² |
| 98km² | 1,054,863,221ft² |
| 99km² | 1,065,627,131ft² |
The square kilometre is a unit of area and is a multiple of the square metre; an SI derived unit. It has the symbol km².
A square kilometre is equal to the area of a square with edges 1km long. There are 1,000,000 square metres in a square kilometre.
Square kilometres are often used to describe expansive areas of land due to the large unit size.
The square foot is a unit of area and is an imperial unit with the symbol ft².
One square foot is equal in area to a square with edges one foot in length.
It is used a lot in expressing the internal size of a house, apartment, office or other properties so is a useful unit to understand.