Unit Converter › Area › ft² → acre
Area · scale · base square metre
ft² to acre
1 square foot (ft²) = 0.0000229568411387 acre. Multiply by 0.0000229568411387. One square foot (ft²) is 0.0000229568411387 acre.
Convert
scale · base square metre
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| Every unit at once | Value | Unit |
|---|
ft² to acre table
| square foot (ft²) | acre | Unit |
|---|---|---|
| 1 ft² | 0.0000229568411387 | acre |
| 2 ft² | 0.0000459136822773 | acre |
| 3 ft² | 0.000068870523416 | acre |
| 5 ft² | 0.000114784205693 | acre |
| 10 ft² | 0.000229568411387 | acre |
| 20 ft² | 0.000459136822773 | acre |
| 25 ft² | 0.000573921028466 | acre |
| 50 ft² | 0.00114784205693 | acre |
| 100 ft² | 0.00229568411387 | acre |
| 500 ft² | 0.0114784205693 | acre |
| 1,000 ft² | 0.0229568411387 | acre |
the acre is exact
An acre is exactly 4,046.8564224 m², because it is defined from the exact yard. A hectare is exactly 10,000 m² — the two are close but never equal.