square meter to acre (m² → ac)
Unit ConverterConverting square meter (m²) to acre (ac), 1m² is about 0.000247ac.
What is it
square meter is a area unit, as is acre. Their relation is fixed: 1m² = 0.000247ac.
ac = m² × 0.000247
How to use
- 1Enter the square meter (m²) value.
- 2See the acre (ac) result instantly.
- 3Switch units to convert again if needed.
Reference
| m² | ac |
|---|---|
| 1 | 0.000247 |
| 5 | 0.001236 |
| 10 | 0.002471 |
| 50 | 0.012355 |
| 100 | 0.024711 |
| 1000 | 0.247105 |
Sources & standards
- NIST Guide to the SI: conversion factors - NIST
- SI Brochure: The International System of Units - BIPM
- Housing measurement guide: pyeong and square metres - Institute for Basic Science
FAQ
How many ac is 1m²?
1m² is about 0.000247ac.
How do I convert ac back to m²?
Compute m² = ac ÷ 0.000247.
How many ac is 10m²?
10m² is about 0.002471ac.
How many acres is a soccer pitch?
A regulation pitch (105m × 68m = 7,140m²) is about 1.76 acres.
Is my input sent to a server?
No. Every conversion runs instantly inside your browser; the values you enter are never sent to a server or stored.