Convert Square kilometer (km²) (km2) to Hectare (ha) (ha)
Category: Area
0.5 km2 = 50 ha
High-precision rounding: 6 decimals
How to convert square kilometer (km²) to hectare (ha)
We convert by pivoting through the SI base unit for Area and applying exact factors where applicable.
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Examples
Linear unit conversions use standardized factors; many are exact by definition (e.g., 1 in = 25.4 mm, 1 ft = 0.3048 m).
Common mistakes
- Squaring a length conversion factor incorrectly or forgetting to square it.
About Area
Area equals length squared. It appears in real estate, land management, material takeoffs, and GIS. Square meters are SI standard; acres and hectares are common for land reporting in different regions.
About Square kilometer (km²)
Square kilometer (km²) is a commonly used unit within the Area category.
About Hectare (ha)
Hectare (ha)
Equals 10,000 m² (100 m × 100 m). Convenient for land, forestry, and GIS datasets.
History: Adopted with the metric system to provide a practical large-area unit aligned to decimal meters.
Related conversions from km2
- km2 → acre Acre
- km2 → ft2 Square foot (ft²)
- km2 → m2 Square meter (m²)
- km2 → yd2 Square yard (yd²)