How do I convert Square kilometer (km²) to Hectare (ha)?

1 km2 equals 100 ha using SI-based conversion and precise factors.

What is the formula to convert Square kilometer (km²) to Hectare (ha)?

This is a linear unit conversion using a constant factor between units.

How can I share a direct km2 to ha result?

Use the shareable URL: https://measurecalc.com/convert/square-kilometer-to-hectare

Convert Square kilometer (km²) to Hectare (ha)

Q: Is Square kilometer (km²) to Hectare (ha) conversion exact?

Yes, it uses exact definitions or standardized constants (e.g., 1 in = 25.4 mm).

Category: Area

Value From To Precision

100 ha

1 km2 = 100 ha

High-precision rounding: 6 decimals

How to convert square kilometer (km²) to hectare (ha)

Area equals length squared. It appears in real estate, land management, material takeoffs, and GIS. Square meters are SI standard; acres and hectares are common for land reporting in different regions.

This converter calculates Square kilometer (km²) to Hectare (ha) values by using the correct conversion rule for the Area category. For linear units, standardized factors are used. For temperature, the calculator applies the proper formula with offsets.

Share this conversion: /convert/square-kilometer-to-hectare

Quick conversion table

Handy values for Square kilometer (km²) to Hectare (ha). Click a value to open that exact result.

Square kilometer (km²)	Hectare (ha)
1	100
0.5	50
2.5	250
10	1000

Conversion formula

Linear unit conversions use standardized factors; many are exact by definition (e.g., 1 in = 25.4 mm, 1 ft = 0.3048 m).

Common mistakes

Squaring a length conversion factor incorrectly or forgetting to square it.

Unit facts

Hectare (ha): A hectare (ha) is 10,000 m² (100 m × 100 m); common in agriculture and land planning.

About Square kilometer (km²)

Square kilometer (km²) is a unit used within the Area category.

About Hectare (ha)

Hectare (ha)

Equals 10,000 m² (100 m × 100 m). Convenient for land, forestry, and GIS datasets.

History: Adopted with the metric system to provide a practical large-area unit aligned to decimal meters.

Frequently asked questions

How many Hectare (ha) are in one Square kilometer (km²)?

1 Square kilometer (km²) equals 100 Hectare (ha).

Is Square kilometer (km²) to Hectare (ha) conversion exact?

Many unit conversions are exact by definition, while others use standardized conversion constants.

What is the fastest way to convert Square kilometer (km²) to Hectare (ha)?

Enter a value in Square kilometer (km²), choose Hectare (ha) as the target unit, and the calculator will instantly return the result.

Convert Square kilometer (km²) to other units

km2 → acre Acre
km2 → ft2 Square foot (ft²)
km2 → m2 Square meter (m²)
km2 → yd2 Square yard (yd²)

Convert other units to Hectare (ha)

acre → ha Acre
ft2 → ha Square foot (ft²)
m2 → ha Square meter (m²)
yd2 → ha Square yard (yd²)