Sumwise

Hectares to square kilometers

square kilometers = hectares × 0.01

Reverse: square kilometers to hectares

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How to convert hectares to square kilometers

One hectare is 0.01 square kilometers, so multiply the number of hectares by 0.01. For example, 20 hectares is 20 × 0.01 = 0.2 square kilometers. To go back, divide by the same number, or multiply by 100.

Quick estimate

Multiplying by about 0.01 gets within 0.0% of the exact answer, which is enough to check that a result makes sense.

Where it comes up

Area conversions come up when buying flooring, paint or turf, comparing house and flat sizes, and measuring land and gardens.

hectaressquare kilometers
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
11 ha0.11 km2
12 ha0.12 km2
13 ha0.13 km2
14 ha0.14 km2
15 ha0.15 km2
16 ha0.16 km2
17 ha0.17 km2
18 ha0.18 km2
19 ha0.19 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
70 ha0.7 km2
75 ha0.75 km2
80 ha0.8 km2
90 ha0.9 km2
100 ha1 km2
120 ha1.2 km2
150 ha1.5 km2
200 ha2 km2
250 ha2.5 km2
300 ha3 km2
400 ha4 km2
500 ha5 km2
750 ha7.5 km2
1,000 ha10 km2
1,500 ha15 km2
2,000 ha20 km2
5,000 ha50 km2
10,000 ha100 km2

Questions

How many square kilometers are in a hectare?

0.01 square kilometers.

How do I convert hectares to square kilometers in a spreadsheet?

Put the value in A1 and type =A1*0.01, then fill the formula down the column.

Are the values in the table exact?

They are calculated from the exact definitions of the units and rounded only for display. Open any row for the full working.