Acres to square metres converter
Square metres (m²)
1 acre = 4,046.856422 square metres
How to convert acres to square metres
m² = ac × 4046.8564224
Multiply the number of acres by 4046.8564224 to get square metres. Going the other way, divide by 4046.8564224 (or multiply by 0.000247105381467).
One acre is exactly defined as 4046.8564224 square metres (to 12 significant figures), and one square metre is 0.000247105381467 acres.
Worked examples
- Convert 5 acres: 5 × 4046.8564224 = 20,234.28211 20,234.28211 square metres.
- Convert 12.5 acres: 12.5 × 4046.8564224 = 50,585.70528 50,585.70528 square metres.
- Convert 250 acres: 250 × 4046.8564224 = 1,011,714.106 1,011,714.106 square metres.
Quick-reference table
| ac | m² |
|---|---|
| 1 | 4,046.856422 |
| 2 | 8,093.712845 |
| 3 | 12,140.56927 |
| 5 | 20,234.28211 |
| 10 | 40,468.56422 |
| 15 | 60,702.84634 |
| 20 | 80,937.12845 |
| 25 | 101,171.4106 |
| 50 | 202,342.8211 |
| 75 | 303,514.2317 |
| 100 | 404,685.6422 |
| 1,000 | 4,046,856.422 |
| m² | ac |
|---|---|
| 1 | 0.0002471053815 |
| 2 | 0.0004942107629 |
| 3 | 0.0007413161444 |
| 5 | 0.001235526907 |
| 10 | 0.002471053815 |
| 15 | 0.003706580722 |
| 20 | 0.004942107629 |
| 25 | 0.006177634537 |
| 50 | 0.01235526907 |
| 75 | 0.01853290361 |
| 100 | 0.02471053815 |
| 1,000 | 0.2471053815 |
Related conversions
Frequently asked questions
How many square metres are in 1 acre?
1 acre equals 4,046.856422 square metres.
What is the formula to convert acres to square metres?
Use m² = ac × 4046.8564224. Multiply the number of acres by 4046.8564224 to get square metres. Going the other way, divide by 4046.8564224 (or multiply by 0.000247105381467).
What is 100 acres in square metres?
100 acres is 404,685.6422 square metres.