Convert square km to hectares

Convert square kilometers to hectares by entering a value below.

1 km² (square kilometers) = 100 ha (hectares)

How to Convert Square Kilometers to Hectares

The square kilometer and hectare are both units of area. By definition, 1 square kilometer equals exactly 100 hectares. This means to convert square kilometers to hectares, you multiply by 100.

Formula

hectares = square kilometers × 100

Step-by-Step Example

Convert 5 km² to hectares:

1
Convert 5 km² to hectares

We need to convert square kilometers to hectares

2
Apply the formula

Since 1 km² = 100 ha, multiply by 100

5 × 100 = 500

Answer

5 km² = 500 ha

Square Kilometer to Hectare Conversion Table

Quick reference table for common square kilometer to hectare conversions. Click any value for detailed calculation.

Square Kilometers (km²) Hectares (ha)
1 km² 100 ha
2 km² 200 ha
5 km² 500 ha
10 km² 1000 ha
15 km² 1500 ha
20 km² 2000 ha
25 km² 2500 ha
50 km² 5000 ha
100 km² 10000 ha

About These Units

Square Kilometer (km²)

A square kilometer (km²) equals 1,000,000 square meters, 100 hectares, or approximately 247.1 acres. Square kilometers measure country sizes, city areas, and large geographic regions. New York City covers about 783 km². One square mile equals 2.59 km².

Hectare (ha)

A hectare (ha) equals 10,000 square meters, 2.471 acres, or about 107,639 square feet. Hectares are the standard unit for measuring agricultural land, forests, parks, and real estate in most countries. One hectare is roughly the size of a rugby field or 1.4 soccer fields.

Frequently Asked Questions

How do I convert square kilometers to hectares?

To convert square kilometers to hectares, multiply the value by 100. For example, 10 km² = 1000 ha.

How many hectares are in 1 square kilometer?

1 square kilometer equals 100 hectares.

What is the formula for square kilometers to hectares?

The formula is: ha = km² × 100.