Acres to Square Kilometers Converter
1 ac = 0.0040468564 km². Type any value — it converts as you type, right in your browser.
=
0.0040468564 km²
Formula
km² = ac × 0.0040468564
Acres to Square Kilometers conversion table
| Acres (ac) | Square Kilometers (km²) |
|---|---|
| 0.1 | 0.00040468564 |
| 0.5 | 0.0020234282 |
| 1 | 0.0040468564 |
| 2 | 0.0080937128 |
| 5 | 0.020234282 |
| 10 | 0.040468564 |
| 20 | 0.080937128 |
| 50 | 0.20234282 |
| 100 | 0.40468564 |
| 500 | 2.02343 |
| 1,000 | 4.04686 |
FAQ
How many square kilometers in a acre?
1 ac equals 0.0040468564 km².
How do I convert ac to km²?
Multiply the acres value by 0.0040468564 to get square kilometers.
What is the reverse conversion (km² to ac)?
1 km² equals 247.1 ac. Use our Square Kilometers to Acres converter for the other direction.