square kilometers to acres
Convert square kilometer to acre — instant, free, with the formula shown.
1 km²=247.105381 ac
How to convert square kilometer to acre
To convert square kilometer to acre, multiply by 247.10538147:
ac = km² × 247.10538147
For example, 10 km² × 247.105381 = 2471.053815 ac.
km² to ac conversion table
| square kilometers (km²) | acres (ac) |
|---|---|
| 1 km² | 247.105381 ac |
| 2 km² | 494.210763 ac |
| 5 km² | 1235.526907 ac |
| 10 km² | 2471.053815 ac |
| 25 km² | 6177.634537 ac |
| 50 km² | 12355.269073 ac |
| 100 km² | 24710.538147 ac |
| 250 km² | 61776.345367 ac |
| 500 km² | 123552.690734 ac |
| 1000 km² | 247105.381467 ac |
Other square kilometer conversions
Convert to acre from another unit
km² to ac — frequently asked
How many acres are in 1 square kilometer?
1 square kilometer = 247.105381 acres (km² × 247.105381 = ac).
What is the formula to convert square kilometer to acre?
Multiply your square kilometer value by 247.10538147 to get acre.
How do I convert 10 square kilometers to acres?
10 km² = 2471.053815 ac. For 100 km² the answer is 24710.538147 ac. Use the calculator on this page for any other value.