Area
Square Kilometers to Square Meters
Convert square kilometers to square meters instantly.
About this conversion
Square kilometers (km²) are used for geographic areas like cities and countries. Square meters (m²) are the primary area unit used for apartment sizes and floor plans. 1 Square Kilometers equals 1,000,000 square meters. The converter above calculates the result instantly — you can also swap the units to convert in the other direction.
How to use
Enter a value in the square kilometers field and instantly see the result in square meters. Click the swap button to reverse the conversion.
Manual calculation
1 square kilometers = 1,000,000 square meters. Example: 10 km² = 10,000,000 m².
Frequently asked questions
How do you convert square kilometers to square meters?
Multiply the number of square kilometers by 1,000,000 to get square meters. Example: 5 km² × 1,000,000 = 5,000,000 m².
Are square kilometers bigger or smaller than square meters?
Square Kilometers is larger than Square Meters. One square kilometer equals 1,000,000 square meters, so the result is a larger number when converting from square kilometers to square meters.
What is 2 square kilometers in square meters?
2 km² equals 2,000,000 m².
How many square kilometers are in 1 square meter?
1 m² equals 0.000001 km². This is the reverse conversion — useful if you have a value in square meters and want it in square kilometers.
What is square kilometer?
Square kilometers (km²) are used for geographic areas like cities and countries.
What is square meter used for?
Square meters (m²) are the primary area unit used for apartment sizes and floor plans.