Hectares to Square kilometers Converter

1 hectare (ha) equals 0.01 square kilometers (km²).

Quick answer

  • 1 hectare = 0.01 square kilometers
  • 1 square kilometer = 100 hectares
  • Formula: km² = ha ÷ 100

1 hectare = 0.01 square kilometers

How to convert hectares to square kilometers

km² = ha ÷ 100

To convert hectares to square kilometers, divide the number of hectares by 100.

Example: 42 ha to km²

  1. Start with the value in hectares: 42 ha.
  2. Divide by 100: 42 ÷ 100 = 0.42.
  3. Result: 42 hectares = 0.42 square kilometers.

Going the other way, 1 square kilometer = 100 hectares, so to convert square kilometers back to hectares you multiply by the same number. See square kilometers to hectares.

Hectares to square kilometers conversion table

Hectares (ha)Square kilometers (km²)
0.1 ha 0.001 km²
0.2 ha 0.002 km²
0.3 ha 0.003 km²
0.4 ha 0.004 km²
0.5 ha 0.005 km²
0.6 ha 0.006 km²
0.7 ha 0.007 km²
0.8 ha 0.008 km²
0.9 ha 0.009 km²
1 ha 0.01 km²
1.5 ha 0.015 km²
2 ha 0.02 km²
2.5 ha 0.025 km²
3 ha 0.03 km²
3.5 ha 0.035 km²
4 ha 0.04 km²
4.5 ha 0.045 km²
5 ha 0.05 km²
6 ha 0.06 km²
7 ha 0.07 km²
7.5 ha 0.075 km²
8 ha 0.08 km²
9 ha 0.09 km²
10 ha 0.1 km²
11 ha 0.11 km²
12 ha 0.12 km²
13 ha 0.13 km²
14 ha 0.14 km²
15 ha 0.15 km²
16 ha 0.16 km²
17 ha 0.17 km²
18 ha 0.18 km²
19 ha 0.19 km²
20 ha 0.2 km²
21 ha 0.21 km²
22 ha 0.22 km²
23 ha 0.23 km²
24 ha 0.24 km²
25 ha 0.25 km²
26 ha 0.26 km²

More ha to km² values

What is a hectare?

The hectare is a metric unit of area equal to 10,000 square meters, the area of a square 100 m on each side.

More about hectares →

What is a square kilometer?

The square kilometer is the area of a square one kilometer on each side, one million square meters or 100 hectares, about 0.386 square miles.

More about square kilometers →

Frequently asked questions

How many square kilometers are in a hectare?

One hectare is 0.01 square kilometers.

How many hectares are in a square kilometer?

One square kilometer is 100 hectares.

What is the formula to convert hectares to square kilometers?

km² = ha ÷ 100.