At One Place

Square kilometers to square meters

1 square kilometer in square meters
1 km² = 1,000,000 m²
m² = km² × 1,000,000

To convert square kilometers to square meters, multiply by 1,000,000. The table below gives the values people look up most often, and the converter works for any number.

Square kilometers to square meters table

Common square kilometer values converted to square meters.
Square kilometers Square meters
1 km² 1,000,000
2 km² 2,000,000
3 km² 3,000,000
4 km² 4,000,000
5 km² 5,000,000
10 km² 10,000,000
15 km² 15,000,000
20 km² 20,000,000
25 km² 25,000,000
30 km² 30,000,000
40 km² 40,000,000
50 km² 50,000,000
75 km² 75,000,000
100 km² 100,000,000
250 km² 250,000,000
500 km² 500,000,000
1,000 km² 1,000,000,000

How the conversion works

The relationship is m² = km² × 1,000,000. Both units measure area, so the conversion is a fixed factor that never changes.

Common questions

How many square meters are in one square kilometer?
One square kilometer equals 1,000,000 square meters. m² = km² × 1,000,000.
How do you convert square kilometers to square meters?
Use m² = km² × 1,000,000. So 10 km² is 10,000,000 m².
How many square kilometers are in one square meter?
One square meter equals 0.000001 square kilometers, which is the reverse of the conversion above.

Related pages

Sources

  1. Guide for the Use of the International System of Units (SP 811) — NIST (Public domain (US Government))
  2. The International System of Units (SI Brochure) — Bureau International des Poids et Mesures
  3. Calculated on this page — At One Place

How these figures are compiled and checked