Acres to square metres – convert acres to m²
Convert acres to square metres (acres to m²) for fields, gardens, farms and development plots. This page opens the main area converter with acre → m² pre-selected.
Quick reference: acres to m²
The exact factor is 1 acre = 4,046.8564224 m². Rounded values:
| Acres | Square metres (m², approx.) |
|---|---|
| 0.25 acre | 1,011.7 m² |
| 0.5 acre | 2,023.4 m² |
| 1 acre | 4,046.9 m² |
| 2 acres | 8,093.7 m² |
| 5 acres | 20,234.3 m² |
Why convert acres to square metres?
- Comparing land sizes between UK/US listings and metric documents.
- Planning gardens or paddocks where builders work in m².
- Working out site coverage, density and zoning requirements.
- Checking surveyor reports or agricultural land values.
Acres vs m² at a glance
Acres are a traditional land unit used in property listings and farming. Square metres are the standard SI area unit used by architects, planners and most technical documents.
Acres to m² FAQ
- How many m² are in half an acre?
- Half an acre is about 2,023 m² – roughly a medium-sized plot.
- Is an acre bigger than a hectare?
- No. 1 hectare is 10,000 m², while 1 acre is about 4,047 m², so a hectare is roughly 2.47 acres.
- Can I convert acres straight to square feet?
- Yes – either use acres → ft² on the homepage, or the dedicated acres to ft² page linked below.