1 acre to hectares
1 acre = 0.404686 hectares
That is about 57% of the area of a FIFA football pitch.
Result
0.404686hectares
1 acre equals 0.404686 hectares
That's about 0.6 football pitches
Formula used: acres × 0.404686 = hectares
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Relative plot size
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The maths
How 1 acre converts to hectares
One acre is 0.404686 hectares, so the conversion is a single multiplication. Nothing here is rounded until the final figure, which is given to six significant figures.
1 × 0.404686
0.404686
hectares
To go the other way, divide instead of multiplying — or multiply by 2.47105, which is the same operation written as its reciprocal. The same figure read as hectares has its own page: 1 hectare to acres.
In context
How big is 1 acre?
The same area, stated in the units it is most often reported in.
| Square metres | 4,047 |
|---|---|
| FIFA football pitches | 0.6 |
That is about 57% of the area of a FIFA football pitch. For more comparisons of this kind, see how big a hectare really is and how many football pitches fit in one.
Nearby
Conversions either side of this one
FAQ
Questions about this conversion
1 acre is 0.404686 hectares. The conversion multiplies by 0.404686, the fixed ratio between the two units: 1 × 0.404686 = 0.404686.
Yes. Both units have exact legal definitions in square metres — a hectare is 10,000 m² and an international acre is 4,046.8564224 m² — so the ratio between them is fixed by definition and identical in every country.
The conversion is linear, so both scale directly: 0.5 acres is 0.202343 hectares, and 2 acres is 0.809371 hectares.