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

1 ha equals 0.01 km2 using SI-based conversion and precise factors.

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

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

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

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

How can I share a direct ha to km2 result?

Use the shareable URL: http://measurecalc.com/convert/hectare-to-square-kilometer/1

Convert Hectare (ha) (ha) to Square kilometer (km²) (km2)

Category: Area

Value From To Precision

0.01 km2

1 ha = 0.01 km2

High-precision rounding: 6 decimals

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

We convert by pivoting through the SI base unit for Area and applying exact factors where applicable.

Share this conversion: /convert/hectare-to-square-kilometer/1

Examples

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.

About Area

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.

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.

About Square kilometer (km²)

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

Related conversions from ha

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

Related conversions to km2

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