Convert Hectare to Square Mile
1 hectare = 0.003861022 square mile (mi²). For example, 10 hectare = 0.03861022 square mile and 100 hectare = 0.3861022 square mile. Type any value below to convert hectare to square mile both ways — it runs entirely in your browser.
Hectare to Square Mile conversion formula
To convert hectare to square mile, multiply by 0.003861022:
square mile = hectare × 0.003861022
Going the other way, 1 square mile = 258.9988 hectare, so
hectare = square mile × 258.9988.
Hectare to Square Mile — worked examples
| Hectare | Square Mile |
|---|---|
| 1 ha | 0.003861022 mi² |
| 2 ha | 0.007722043 mi² |
| 3 ha | 0.01158306 mi² |
| 5 ha | 0.01930511 mi² |
| 10 ha | 0.03861022 mi² |
| 25 ha | 0.09652554 mi² |
| 50 ha | 0.1930511 mi² |
| 100 ha | 0.3861022 mi² |
Hectare ↔ Square Mile reference table
| Hectare → Square Mile | Square Mile → Hectare |
|---|---|
| 1 ha = 0.003861022 mi² | 1 mi² = 258.9988 ha |
| 2 ha = 0.007722043 mi² | 2 mi² = 517.9976 ha |
| 5 ha = 0.01930511 mi² | 5 mi² = 1,294.994 ha |
| 10 ha = 0.03861022 mi² | 10 mi² = 2,589.988 ha |
| 20 ha = 0.07722043 mi² | 20 mi² = 5,179.976 ha |
| 50 ha = 0.1930511 mi² | 50 mi² = 12,949.94 ha |
| 100 ha = 0.3861022 mi² | 100 mi² = 25,899.88 ha |
| 250 ha = 0.9652554 mi² | 250 mi² = 64,749.7 ha |
| 500 ha = 1.930511 mi² | 500 mi² = 129,499.4 ha |
| 1000 ha = 3.861022 mi² | 1000 mi² = 258,998.8 ha |
About hectare and square mile
Hectare: A hectare is 10,000 square metres (about 2.471 acres) — the metric land unit.
Square Mile: A square mile is a 1 mi × 1 mi square — 640 acres (2.589988 km²), the large imperial/US unit for districts, farms and map areas.
Indian land units can vary by state and local custom. This converter uses the most widely accepted standard value; always confirm against your local revenue records (patwari / tehsil) for legal transactions.
Frequently asked questions
- How many square mile are in 1 hectare?
- 1 hectare = 0.003861022 square mile (mi²).
- How do I convert hectare to square mile?
- Multiply the number of hectare by 0.003861022. For example, 10 hectare = 10 × 0.003861022 = 0.03861022 square mile.
- How many hectare are in 1 square mile?
- 1 square mile = 258.9988 hectare.
- Which is bigger, hectare or square mile?
- 1 square mile equals 258.9988 hectare, so a square mile is the larger unit.