| 1 sq mi = 640 acre |
| 2 sq mi = 1280 acre |
| 3 sq mi = 1920 acre |
| 4 sq mi = 2560 acre |
| 5 sq mi = 3200 acre |
| 6 sq mi = 3840 acre |
| 7 sq mi = 4480 acre |
| 8 sq mi = 5120 acre |
| 9 sq mi = 5760 acre |
| 10 sq mi = 6400 acre |
| 15 sq mi = 9600 acre |
| 50 sq mi = 32000 acre |
| 100 sq mi = 64000 acre |
| 500 sq mi = 320000 acre |
| 1000 sq mi = 640000 acre |
| 5000 sq mi = 3200000 acre |
| 10000 sq mi = 6400000 acre |