How Many Square Meters in a Square Kilometer?

Quick Answer

There are 1,000,000 square meters in a square kilometer.

1 km² = 1,000,000 m²

Understanding the Conversion

One square kilometer equals exactly 1,000,000 square meters (1,000 m × 1,000 m = 1,000,000 m²). The square kilometer is used for measuring cities, lakes, countries, and other large geographic areas.

Formula

1 km² = 1,000,000 m²

Common Examples

DescriptionValue
Vatican CityAbout 0.44 km² (440,000 m²)
Central Park, NYCAbout 3.41 km² (3,410,000 m²)
ManhattanAbout 59.1 km² (59,100,000 m²)

Quick Reference Table

Use this table for quick conversions between square kilometer and square meters:

square kilometersquare meters
11,000,000
22,000,000
55,000,000
1010,000,000
2525,000,000
5050,000,000
100100,000,000

Frequently Asked Questions

How Many Square Meters in a Square Kilometer?

There are 1,000,000 square meters in a square kilometer. One square kilometer equals exactly 1,000,000 square meters (1,000 m × 1,000 m = 1,000,000 m²). The square kilometer is used for measuring cities, lakes, countries, and other large geographic areas.

What is the formula to convert square kilometer to square meters?

The formula is: 1 km² = 1,000,000 m². To convert, multiply the number of square kilometers by 1,000,000 to get the equivalent in square meters.

How do I convert square meters to square kilometer?

To convert square meters to square kilometer, divide the number of square meters by 1,000,000. For example, 5,000,000 square meters equals 5 square kilometers.

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