Unit converter
Acres to square metres
1 acre equals 4,046.860339 square metres. Enter any amount below — the factor is applied exactly, with no rounding until display.
Square metres
4,046.860339
1 acre = 4,046.860339 square metres
Conversion table
The amounts people look up most, precomputed.
| Acres | Square metres |
|---|---|
| 0.5 | 2,023.430169 |
| 1 | 4,046.860339 |
| 2 | 8,093.720677 |
| 3 | 12,140.581016 |
| 5 | 20,234.301694 |
| 10 | 40,468.603387 |
| 20 | 80,937.206774 |
| 50 | 202,343.016936 |
| 100 | 404,686.033872 |
Questions
How many square metres are in 1 acre?
4,046.860339 square metres.
How do I convert acres to square metres?
Multiply the number of acres by 4,046.860339. To go the other way, divide by 4,046.860339 — or multiply by 0.000247.
Which marla standard is used here?
The 272.25 square feet marla recorded in Punjab and Islamabad revenue documents. Some older records use a 225 square feet marla, so check the registry paper before relying on a figure.