---
title: "Hectares to Acres — ha to acre converter"
description: "1 hectare = 2.471054 acres. Convert hectares to acres with a full conversion table, the exact formula, and a calculator for any value."
url: https://atoneplace.net/convert/hectares-to-acres/
site: "At One Place"
---

# Hectares to acres

**1 hectare in acres: 1 ha = 2.471054 acre**

acre = ha × 2.471053815

To convert hectares to acres, multiply by 2.471053815. The table below gives the values people look up most often, and the converter works for any number.

## Hectares to acres table

*Common hectare values converted to acres.*

| Hectares | Acres |
| --- | --- |
| 1 ha | 2.471054 |
| 2 ha | 4.942108 |
| 3 ha | 7.413161 |
| 4 ha | 9.884215 |
| 5 ha | 12.35527 |
| 10 ha | 24.71054 |
| 15 ha | 37.06581 |
| 20 ha | 49.42108 |
| 25 ha | 61.77635 |
| 30 ha | 74.13161 |
| 40 ha | 98.84215 |
| 50 ha | 123.5527 |
| 75 ha | 185.329 |
| 100 ha | 247.1054 |
| 250 ha | 617.7635 |
| 500 ha | 1,235.5269 |
| 1,000 ha | 2,471.0538 |

## How the conversion works

The relationship is acre = ha × 2.471053815. Both units measure area, so the conversion is a fixed factor that never changes.

## Common questions

### How many acres are in one hectare?

One hectare equals 2.471054 acres. acre = ha × 2.471053815.

### How do you convert hectares to acres?

Use acre = ha × 2.471053815. So 10 ha is 24.71054 acre.

### How many hectares are in one acre?

One acre equals 0.40469 hectares, which is the reverse of the conversion above.

## Related pages

- [Acres to Hectares](https://atoneplace.net/convert/acres-to-hectares/)
- [Hectares to Square meters](https://atoneplace.net/convert/hectares-to-square-meters/)
- [Hectares to Square kilometers](https://atoneplace.net/convert/hectares-to-square-km/)
- [Hectares to Square feet](https://atoneplace.net/convert/hectares-to-square-feet/)
- [Hectares to Square miles](https://atoneplace.net/convert/hectares-to-square-miles/)

## Sources

- Guide for the Use of the International System of Units (SP 811) — NIST (https://www.nist.gov/pml/special-publication-811) [Public domain (US Government)]
- The International System of Units (SI Brochure) — Bureau International des Poids et Mesures (https://www.bipm.org/en/publications/si-brochure)
- Calculated on this page — At One Place (/about/)