Common scales of aerial photographs
Back to Aerial Photography in the Borchert Map Library
| Scale of photo |
Feet per inch |
Acres per sq. inch |
Sq. mi. in 9x9 photo |
Miles per side |
| 1:1,200 | 1" = 100' | 0.23 | 0.03 | 0.17 |
| 1:4,800 | 1" = 400' | 3.67 | 0.46 | 0.68 |
| 1:9,600 | 1" = 800' | 14.69 | 1.86 | 1.36 |
| 1:10,000 | 1" = 833.33' | 15.94 | 2.02 | 1.42 |
| 1:12,000 | 1" = 1,000' | 22.96 | 2.90 | 1.70 |
| 1:15,840 | 1" = 1,320' | 40.00 | 5.06 | 2.25 |
| 1:20,000 | 1" = 1,666.67' | 63.77 | 8.07 | 2.84 |
| 1:24,000 | 1" = 2,000' | 91.83 | 11.62 | 3.41 |
| 1:31,680 | 1" = 2,640' | 160.0 | 20.25 | 4.50 |
| 1:40,000 | 1" = 3,333.3' | 255.1 | 32.28 | 5.68 |
| 1:60,000 | 1" = 5,000' | 573.9 | 72.64 | 8.52 |
| 1:63,360 | 1" = 5,280' | 640.0 | 81.00 | 9.00 |
| 1:90,000 | 1" = 7,500' | 1,291.0 | 163.43 | 12.78 |