1 Acres to Square Kilometers
Convert 1 acres (ac) to square kilometers (km²) with formulas, examples, and conversion tables.
ac
km²
1 ac = 0.004047 km²
Full precision:0.0040469 km²
Step-by-Step Solution
To convert 1 acres to square kilometers, we divide by 247.105 because one square kilometer equals exactly 247.105 acres.
1 square kilometer = 247.105 acres
Since there are 247.105 acres in every square kilometer, we divide our value by this factor:
1 ÷ 247.105 = 0.004047 square kilometers
So 1 acres = 0.004047 square kilometers.
Quick check: 0.004047 × 247.105 = 1 acres
Acres to Square Kilometers Conversion Table
| Acres | Square Kilometers |
|---|---|
| 1 ac | 0.004047 km² |
| 2 ac | 0.008094 km² |
| 3 ac | 0.012141 km² |
| 4 ac | 0.016187 km² |
| 5 ac | 0.020234 km² |
| 10 ac | 0.040469 km² |
| 20 ac | 0.080937 km² |
| 50 ac | 0.20234 km² |
| 100 ac | 0.40469 km² |
1 Acres in Other Units
| Unit | 1 ac = |
|---|---|
| Acres to Square Kilometers | 0.0040469 km² |
| Acres to Hectares | 0.40469 ha |
| Acres to Square Meters | 4046.86 m² |
| Acres to Square Centimeters | 40468600 cm² |
| Acres to Square Millimeters | 4046860000 mm² |
| Acres to Square Miles | 0.0015625 mi² |
| Acres to Square Yards | 4840.01 yd² |
| Acres to Square Feet | 43560.06 ft² |
| Acres to Square Inches | 6272645.55 in² |
| Acres to Ares | 40.4686 a |
| Acres to Barns | 4.0469e+31 b |