Acre to Hectare Calculator
1 Acre = 0.4046856 Hectares. Used for farmland, property and land records worldwide. Free instant conversion.
Acre to Hectare Formula
To convert acres to hectares, multiply the number of acres by 0.4046856 (exactly 0.40468564224, because 1 international acre is defined as 4,046.8564224 m² and 1 hectare as 10,000 m²).
Example: 5 Acres × 0.4046856 = 2.0234 Hectares. For 10 Acres: 10 × 0.4046856 = 4.0469 Hectares.
Acre to Hectare – Quick Reference Table
Common conversion values for quick reference
| Acre | Hectare | Sq. Meter | Sq. Feet | Sq. Yard |
|---|---|---|---|---|
| 0.25 Acre | 0.101171 | 1,012 | 10,890 | 1,210 |
| 0.5 Acre | 0.202343 | 2,023 | 21,780 | 2,420 |
| 1 Acre | 0.404686 | 4,047 | 43,560 | 4,840 |
| 2 Acre | 0.809371 | 8,094 | 87,120 | 9,680 |
| 3 Acre | 1.214057 | 12,141 | 130,680 | 14,520 |
| 5 Acre | 2.023428 | 20,234 | 217,800 | 24,200 |
| 10 Acre | 4.046856 | 40,469 | 435,600 | 48,400 |
| 20 Acre | 8.093713 | 80,937 | 871,200 | 96,800 |
| 50 Acre | 20.234282 | 202,343 | 2,178,000 | 242,000 |
| 100 Acre | 40.468564 | 404,686 | 4,356,000 | 484,000 |
| 200 Acre | 80.937128 | 809,371 | 8,712,000 | 968,000 |
| 500 Acre | 202.342821 | 2,023,428 | 21,780,000 | 2,420,000 |
Acre to Hectare – Complete Conversion Guide
The acre is an imperial and US customary unit of land area used in the United States, United Kingdom, Canada, Australia, India and many other countries. The hectare is the metric unit used in scientific work, in most national statistics and in official land records across much of the world.
Acre to Hectare Formula
- Hectare = Acre × 0.4046856
- Acre = Hectare × 2.4710538
- 1 Acre = 4,046.8564 Sq.Mt = 43,560 Sq.Ft (exact)
- 1 Hectare = 10,000 Sq.Mt = 107,639.1 Sq.Ft
- The calculator uses the full-precision factor; figures on this page are rounded for readability.
Acre to Hectare Examples
- 1 Acre = 0.4047 Ha
- 2 Acre = 0.8094 Ha
- 5 Acre = 2.0234 Ha
- 10 Acre = 4.0469 Ha
- 100 Acre = 40.4686 Ha
What is an Acre?
An acre is a unit of land area equal to 4,840 square yards or 43,560 square feet. It is commonly used in the US, UK, Canada, Australia and India for measuring land plots and agricultural land.
What is a Hectare?
A hectare is a metric unit of area (accepted for use with the SI) equal to 10,000 square meters (100m × 100m). It is the standard unit for land area in most countries and is used in Indian land records such as the khatauni and in agricultural schemes.