Area Converter

Convert among m², cm², mm², km², in², ft², yd², acres, hectares, and mi².

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Related Conversions
1 ha to km² 5 ha to km² 10 ha to km² 20 ha to km² 50 ha to km² 200 ha to km² 500 ha to km² 1,000 ha to km² 2,500 ha to km² 5,000 ha to km² 10,000 ha to km²
Reverse Conversions
1 km² to ha 5 km² to ha 10 km² to ha 20 km² to ha 50 km² to ha 100 km² to ha 200 km² to ha 500 km² to ha 1,000 km² to ha 2,500 km² to ha 5,000 km² to ha 10,000 km² to ha
More Area Conversions
1 acre to ha 1 ha to acre 1 km² to mi² 1 mi² to km² 1 acre to ft² 1 ha to m² 1 acre to m² 1 km² to acre 10,000 m² to ha 5 ha to acre 2 km² to mi² 2 mi² to km²

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Common Benchmarks

Acre 4047 m2
Baseball infield 3500 m2
Basketball court 420 m2
Classroom 56 m2
City lot 500 m2
Sheet of paper 0.06 m2

Formula

km² = ha × 0.01

Example

Example: convert 100 hectares to square kilometer.

100 ha = 1 km²

Conversion table

hectares (ha) square kilometers (km²)
1 ha 0.01 km²
2 ha 0.02 km²
5 ha 0.05 km²
10 ha 0.1 km²
20 ha 0.2 km²
50 ha 0.5 km²
100 ha 1 km²

Explanation

These are both units.

How to convert hectares to square kilometers

  1. Start with the value in hectares (ha).
  2. Multiply it by 0.01.
  3. The result is the measurement in square kilometers (km²).

Example: 100 ha → 1 km²

Frequently Asked Questions

How much is 100 hectares in square kilometers?

100 hectares equals 1 square kilometer.

How many square kilometers is 1 hectare?

1 hectare equals 0.01 square kilometers.

How many hectares is 1 square kilometer?

1 square kilometer equals 100 hectares.

What is the difference between hectares and square kilometers?

Both are units of area. The main difference is usually scale and common usage context.

Where are hectares and square kilometers used?

They are used to measure area in everyday and technical contexts. The most common unit depends on the field and measurement needs.

Why does 1 hectare equal 0.01 square kilometers?

Because the units are defined with a fixed relationship. To convert hectares to square kilometers, multiply by that factor.