Hectares (ha) to Square Kilometers (km²) Converter
Enter a value to instantly convert between area units.
1 Hectare = 0.01 Square Kilometer
Key Formulas
Acre → Square Foot
ft² = ac × 43560Square Foot → Acre
ac = ft² × 0.0000229568Hectare → Acre
ac = ha × 2.47105Acre → Hectare
ha = ac × 0.404686Formula
km² = ha × 0.01One hectare equals 0.01 km² — by definition, since 1 ha = 10,000 m² and 1 km² = 1,000,000 m². This is one of the cleanest area conversions. Land managers in metric countries often think in hectares for properties and km² for regional planning — converting between them just means moving the decimal point.
Source: NIST SP 811, Table B.8
Frequently Asked Questions
Real-World Examples
A regional planner noting that 100 ha = 1 km² for quick area comparisons in planning documents.
100 ha = 1 km²
A forester calculating 500 ha forest management unit as 5 km² for fire management planning.
500 ha = 5 km²
An agricultural economist converting 1000 ha research farm to km² for international yield database submission.
1000 ha = 10 km²
A national park manager calculating 10,000 ha park area as 100 km² for UNESCO reporting.
10000 ha = 100 km²