Acre to Hectare Converter
Type a value — the answer appears instantly. 1 ac = 0.404686 ha.
შემოწმებულია OmniCalc-ის გუნდის მიერმეთოდი დამოწმებულია 2026-07-01
0.404686 hectares
= 4,046.86 m²= 43,560 ft²
equals 0.404686 hectaresFormula: ha = ac × 0.40468564
Acre to Hectare formula
ha = ac × 0.40468564
Convert 5 acres to hectares
- Start with 5 acres.
- Multiply by the conversion factor: 5 × 0.404686 = 2.02343.
- So 5 ac = 2.02343 ha.
Acre to Hectare conversion table
| Acres (ac) | Hectares (ha) |
|---|---|
| 0.01 ac | 0.00404686 ha |
| 0.1 ac | 0.0404686 ha |
| 0.25 ac | 0.101171 ha |
| 0.5 ac | 0.202343 ha |
| 1 ac | 0.404686 ha |
| 2 ac | 0.809371 ha |
| 3 ac | 1.21406 ha |
| 4 ac | 1.61874 ha |
| 5 ac | 2.02343 ha |
| 6 ac | 2.42811 ha |
| 7 ac | 2.8328 ha |
| 8 ac | 3.23749 ha |
| 9 ac | 3.64217 ha |
| 10 ac | 4.04686 ha |
| 15 ac | 6.07028 ha |
| 20 ac | 8.09371 ha |
| 25 ac | 10.1171 ha |
| 30 ac | 12.1406 ha |
| 40 ac | 16.1874 ha |
| 50 ac | 20.2343 ha |
| 75 ac | 30.3514 ha |
| 100 ac | 40.4686 ha |
| 250 ac | 101.171 ha |
| 500 ac | 202.343 ha |
| 1,000 ac | 404.686 ha |
| 5,000 ac | 2,023.43 ha |
| 10,000 ac | 4,046.86 ha |
Unit definitions
What is a acre?
The acre is exactly 4840 square yards, about 4046.86 square metres or 0.405 hectares. It is the traditional unit for land area in the United States and United Kingdom. An acre was historically the area a yoke of oxen could plough in a day.
What is a hectare?
The hectare is exactly 10,000 square metres, the area of a 100-metre square. It is the standard metric unit for measuring land, farms, and forests. One hectare is about 2.471 acres.
Frequently asked questions
How many hectares are in one acre?
One acre equals 0.404686 hectares (1 ac = 0.404686 ha).
How do I convert acres to hectares?
Multiply the value in acres by 0.404686. For example, 10 ac × 0.404686 = 4.04686 ha.
Which is bigger — a acre or a hectare?
A hectare is bigger: one hectare contains 2.471054 acres.
Is this acre to hectare converter free?
Yes — the converter is free, works offline once loaded, and computes instantly in your browser without sending your numbers to a server.
Conversion factors follow international definitions (SI / NIST). Last verified 2026-07-01.