Unit Converter
Convert From Acres to Hectares and Vice Versa
Acres ↔ Hectares
Type in either acres or hectares — it’ll convert to the other automatically!
🌾 What is an Acre?
An acre is a unit of area used in the imperial and U.S. customary systems. It’s commonly used in the U.S., UK, and Canada for measuring plots of land, especially farms, estates, and parks. 1 acre = 43,560 square feet = 4,046.86 square meters = 0.404686 hectares.
🌍 What is a Hectare?
A hectare is a metric unit of area equal to 10,000 square meters or approximately 2.471 acres. It’s the standard unit used globally for land measurement, especially in agriculture and public land registries.
📐 Interactive Land Size Estimator
1.0 acres = 0.40 hectares
🧠 Quick Comparison
| Unit | Equivalent | Used In |
|---|---|---|
| 1 acre | 0.404686 hectares | USA, UK, real estate, farming |
| 1 hectare | 2.471 acres | Global (metric standard, agriculture) |
🧮 How to Convert
Acres to Hectares: hectares = acres × 0.404686
Hectares to Acres: acres = hectares × 2.47105
Example:
5 acres × 0.404686 = 2.023 hectares
💡 Pro Tip
If you're working with international land deals, planning a farm, or interpreting satellite maps, always verify whether the unit is in acres or hectares to avoid underestimating or overestimating land size!
🎉 Did You Know?
The word "acre" comes from the Old English “æcer,” which referred to the amount of land a yoke of oxen could plow in one day. A hectare, meanwhile, literally means "hundred ares" (10,000 m²).
🏞️ Real-World Area Examples
- 1 acre – About 75% of a football field (US)
- 5 acres – Small farm plot or horse paddock
- 1 hectare – Almost 2.5 acres; enough for a soccer field
- 10 hectares – Size of a small campus or vineyard
📊 Acres to Hectares Conversion Chart
| Acres | Hectares |
|---|---|
| 1 | 0.4047 |
| 2 | 0.8094 |
| 5 | 2.0234 |
| 10 | 4.0469 |
| 20 | 8.0937 |
| 50 | 20.234 |
| 100 | 40.4686 |
📜 Timeline: Acre vs Hectare
- Ancient times: Acre based on land plowable in a day
- 1795: Hectare introduced during French metric reform
- Now: Hectares dominate global land use; acres remain in Anglo regions
🌍 When to Use Acres vs Hectares
- 🏡 Acres: U.S., Canada, UK, real estate and land development
- 🚜 Hectares: Global standard in farming, land zoning, forestry
- 📏 Tip: Multiply acres by 0.4047 for a quick conversion to hectares