Edit either value. Decimals and scientific notation supported.
1
ha
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Square metrem²
Square kilometrekm²
Square centimetrecm²
Square millimetremm²
Square footft²
Square inchin²
Square yardyd²
Acreac
Hectareha
Square milemi²
Roodrood
No units found. Try a name or symbol.
0.01
km²
esc
Square metrem²
Square kilometrekm²
Square centimetrecm²
Square millimetremm²
Square footft²
Square inchin²
Square yardyd²
Acreac
Hectareha
Square milemi²
Roodrood
No units found. Try a name or symbol.
CONVERSION
1 ha ≈ 0.01 km²
6 significant figures
10 significant figures
15 significant figures
Precision changes displayed rounding, not calculation accuracy.
FORMULAkm² = ha ÷ 100
FORMULA & EXAMPLES
How to convert Hectares to square kilometres
km² = ha ÷ 100
Divide the ha reading by 100.
Worked examples
1 ha ≈ 0.01 km²
1 ÷ 100 ≈ 0.01
100 ha ≈ 1 km²
100 ÷ 100 ≈ 1
Frequently asked questions
Why is ha to km² different from a length conversion?
Area factors scale with the square of the length factor. For example, 1 ft = 0.3048 m gives 1 ft² = 0.3048² m² = 0.09290304 m².
Hectares to square kilometres table
Fixed reference · Hectare to Square kilometre
Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.
Hectare (ha)
Square kilometre (km²)
0
0
0.1
0.001
0.5
0.005
1
0.01
2
0.02
5
0.05
10
0.1
25
0.25
50
0.5
100
1
1000
10
Table results use 10 significant figures; decimal formula coefficients use up to 15. Calculations use the unit definitions before rounding. Extra digits do not improve measurement accuracy.