Convert Square Mile to Acre
1 mi² = 640.000000 ac
Converting Square Mile (mi²) to Acre (ac) is a common Area conversion used worldwide. Whether you're working on a project, studying, or just need a quick answer, our free online converter provides instant, accurate results. Simply enter your value in Square Mile and get the equivalent in Acre immediately. Our tool handles all the math for you, so you can focus on what matters.
Conversion Formula
result = value × 640Conversion Examples
| Square Mile (mi²) | Acre (ac) |
|---|---|
| 1 mi² | 640 ac |
| 5 mi² | 3,200 ac |
| 10 mi² | 6,400 ac |
| 25 mi² | 16,000 ac |
| 50 mi² | 32,000 ac |
| 100 mi² | 64,000 ac |