How to convert hectares to acres
One hectare equals 2.471054 acres. To convert, multiply the number of hectares by 2.471054:
Mental-math shortcut: Multiply hectares by 2.5 for a quick estimate: 10 ha ≈ 25 acres (exact: 24.71 acres).
Example
Convert 1 hectares to acres: 1 ha × 2.471054 = 2.4711 ac.
Hectares to Acres conversion chart
| Hectares (ha) | Acres (ac) |
|---|---|
| 0.1 | 0.247105 |
| 0.25 | 0.617763 |
| 0.5 | 1.2355 |
| 1 | 2.4711 |
| 2 | 4.9421 |
| 3 | 7.4132 |
| 5 | 12.3553 |
| 10 | 24.7105 |
| 20 | 49.4211 |
| 25 | 61.7763 |
| 50 | 123.55 |
| 100 | 247.11 |
| 500 | 1,235.53 |
| 1,000 | 2,471.05 |
What is a hectare?
A hectare (ha) is 10,000 square meters — a square 100 meters on each side. It is the standard unit for farmland and land area in most countries. One hectare is about 2.471 acres.
What is an acre?
An acre is 43,560 square feet, or about 4,047 square meters. It is the traditional unit for land in the US and UK. An American football field including both end zones covers about 1.32 acres.
Frequently asked questions
How many acres is one hectare?
One hectare is 2.471054 acres.
How do I convert hectares to acres?
Multiply the value in hectares by 2.471054. For example, 1 ha × 2.471054 = 2.4711 ac.
What is 10 ha in acres?
10 ha is 24.7105 acres.
How do I convert acres to hectares?
Multiply acres by 0.404686 (or divide by 2.471054).
Conversions use the internationally agreed definitions of each unit (for example, 1 inch = 2.54 cm exactly) and are rounded for display. Volume converters use US customary units unless stated otherwise.
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