Square kilometers to hectares
1 square kilometer = 100 hectares
Type a value in square kilometers (km²) to get hectares (ha) straight away. A square kilometer is larger than a hectare, so the number goes up. Both units belong to area, measured here against the square meter.
1 km² = 100 ha
Formula
ha = km² × 100
One square kilometer is 100 hectares, so multiply the square kilometer value by that factor. Here km² is the value in square kilometers and ha is the result in hectares.
Worked example: 5 square kilometers × 100 = 500 hectares.
Square kilometers to hectares table
| square kilometers (km²) | hectares (ha) |
|---|---|
| 1 km² | 100 ha |
| 2 km² | 200 ha |
| 3 km² | 300 ha |
| 4 km² | 400 ha |
| 5 km² | 500 ha |
| 6 km² | 600 ha |
| 7 km² | 700 ha |
| 8 km² | 800 ha |
| 9 km² | 900 ha |
| 10 km² | 1,000 ha |
| 15 km² | 1,500 ha |
| 20 km² | 2,000 ha |
| 25 km² | 2,500 ha |
| 30 km² | 3,000 ha |
| 40 km² | 4,000 ha |
| 50 km² | 5,000 ha |
| 60 km² | 6,000 ha |
| 75 km² | 7,500 ha |
| 100 km² | 10,000 ha |
Everyday square kilometers in hectares
| What it is | km² | ha |
|---|---|---|
| 100 hectares | 1 km² | 100 ha |
| Central Park, New York | 3.41 km² | 341 ha |
| a small city | 100 km² | 10,000 ha |
| Delhi (NCT) | 1,484 km² | 148,400 ha |
| Mumbai city and suburbs (about) | 603 km² | 60,300 ha |
Quick estimate in your head
Multiply by 10^2: move the decimal point 2 places right (add 2 zeros).
About the units
Square kilometer (km²). 1,000,000 m² or 100 hectares. Used for city and country areas.
Hectare (ha). 10,000 m², a square 100 m on each side. The metric unit for farmland and forests.
Going the other way, 1 hectare is 0.01 square kilometers.
Questions
How many hectares are in 1 square kilometer?
1 square kilometer is 100 hectares, and 1 hectare is 0.01 square kilometers.
How do I convert square kilometers to hectares?
Use ha = km² × 100. For example, 5 square kilometers × 100 = 500 hectares.
Is the square kilometer to hectare factor exact?
The factor comes from the unit definitions. Results here are rounded to 6 significant digits for display.
How much is Mumbai city and suburbs in hectares?
603 km² is 60,300 ha.
Source for the conversion factor: NIST Handbook 44, Appendix C (units of area).
Related conversions
- hectares to square kilometers
- acres to hectares
- hectares to acres
- hectares to square meters
- square meters to hectares
- square kilometers to square miles