Convert Acres to Square Miles
ac
=
mi²
ac
=
mi²
Acre (ac)
An imperial unit of area equal to 4,840 square yards or 43,560 square feet.
Square Mile (mi²)
An imperial unit of area equal to the area of a square with sides of 1 mile.
Acres to Square Miles Conversion Table
| Acres (ac) | Square Miles (mi²) |
|---|---|
| 1 | 0.00156 |
| 2 | 0.00313 |
| 5 | 0.00781 |
| 10 | 0.01563 |
| 20 | 0.03125 |
| 50 | 0.07813 |
| 100 | 0.15625 |
| 250 | 0.39063 |
| 500 | 0.78125 |
| 1000 | 1.5625 |
How to Convert Acres to Square Miles
Conversion factor:
1 ac = 0.00156 mi²
Inverse factor:
1 mi² = 639.99943 ac
Example
Convert 15 ac To mi²:
mi² = ac × 0.00156
mi² = 15 × 0.00156
mi² = 0.02344
= 0.02344 mi²
All conversions from Acres (ac)
- 1 ac = 4046860000 mm²
- 1 ac = 40468600 cm²
- 1 ac = 4046.86 m²
- 1 ac = 0.40469 ha
- 1 ac = 0.00405 km²
- 1 ac = 6272645.54529 in²
- 1 ac = 4840.00636 yd²
- 1 ac = 43560.05726 ft²
- 1 ac = 0.00156 mi²