| 1 km² = 10763910.417 sq ft |
| 2 km² = 21527820.833 sq ft |
| 3 km² = 32291731.250 sq ft |
| 4 km² = 43055641.667 sq ft |
| 5 km² = 53819552.0835 sq ft |
| 6 km² = 64583462.500 sq ft |
| 7 km² = 75347372.917 sq ft |
| 8 km² = 86111283.334 sq ft |
| 9 km² = 96875193.750 sq ft |
| 10 km² = 107639104.167 sq ft |
| 15 km² = 161458656.251 sq ft |
| 50 km² = 538195520.835 sq ft |
| 100 km² = 1076391041.671 sq ft |
| 500 km² = 5381955208.355 sq ft |
| 1000 km² = 10763910416.710 sq ft |
| 5000 km² = 53819552083.549 sq ft |
| 10000 km² = 107639104167.0972 sq ft |