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Hectares to Square Kilometers Converter (ha to km²)

1 ha = 0.01 km². Type any value to convert hectares to square kilometers.

1 ha = 0.01 km²

Formula: km² = ha × 0.01

Common values
Decimals
In every unit 12 units
Square millimeter (mm²) 10,000,000,000 mm²
Square centimeter (cm²) 100,000,000 cm²
Square meter (m²) 10,000 m²
Are (a) 100 a
Dunam (dunam) 10 dunam
Hectare (ha) 1 ha
Square kilometer (km²) 0.01 km²
Square inch (in²) 15,500,031 in²
Square foot (ft²) 107,639.1042 ft²
Square yard (yd²) 11,959.90046 yd²
Acre (ac) 2.471053815 ac
Square mile (mi²) 0.003861021585 mi²

Convert on our server?

If you continue, the file is uploaded over an encrypted connection and converted on our server. You can keep using the site meanwhile. The original is deleted as soon as it is converted; the result is kept for 6 hours so you can download it, and you can delete it at any time. Files are never shared or used for anything else.

Calculated in your browser – nothing you type is sent anywhere. Privacy details

Hectares to square kilometers table

Formula: km² = ha × 0.01

Hectare (ha)Square kilometer (km²)
0.1 ha0.001 km²
0.25 ha0.0025 km²
0.5 ha0.005 km²
1 ha0.01 km²
2 ha0.02 km²
3 ha0.03 km²
4 ha0.04 km²
5 ha0.05 km²
6 ha0.06 km²
7 ha0.07 km²
8 ha0.08 km²
9 ha0.09 km²
10 ha0.1 km²
12 ha0.12 km²
15 ha0.15 km²
20 ha0.2 km²
25 ha0.25 km²
30 ha0.3 km²
40 ha0.4 km²
50 ha0.5 km²
60 ha0.6 km²
75 ha0.75 km²
100 ha1 km²
150 ha1.5 km²
200 ha2 km²
250 ha2.5 km²
500 ha5 km²
1,000 ha10 km²

How to use: Hectares to Square Kilometers

  1. 1 Type the value in hectares.
  2. 2 The result in square kilometers appears at once – or type in the square kilometers field to convert back.
  3. 3 Pick a common value, round to fewer decimals or swap the units with one click.
  4. 4 Copy the result, or open “In every unit” to see the value in all units of area.

About this tool

Hectare (ha) is a unit of area (metric, accepted for use with the SI); 1 ha = 10,000 m². Square kilometer (km²) is a unit of area (SI); 1 km² = 1,000,000 m².

To convert hectares to square kilometers, multiply the value by 0.01 (km² = ha × 0.01). Example: 50 ha = 0.5 km².

Calculated in your browser – nothing you type is sent anywhere.

Frequently asked questions

How do I convert hectares to square kilometers?

To convert hectares to square kilometers, multiply the value by 0.01: km² = ha × 0.01. For example 50 ha = 0.5 km².

What is 1 ha in square kilometers?

1 ha = 0.01 km². The other way round, 1 km² = 100 ha.

How exact is the result?

The converter uses the official definitions of both units and shows up to 10 significant digits; choose 0–6 decimals to round. Both units are defined exactly in terms of each other, so the factor itself is exact.

Can I convert other units of area here?

Yes – choose any of the 12 units of area in the From and To lists, or switch to another measurement at the top.

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