Convert square kilometers to square meters

1 km² = 1,000,000 . Change the amount below, or read the formula and the reference table further down.

1 square kilometer equals

1,000,000square meters

1 km² = 1,000,000

The formula

Square kilometers and square meters both measure area from the same zero, so a single multiplier does the job.

m² = km² × 1,000,000

Going the other way? Convert square meters to square kilometers.

Square kilometers to square meters table

Common values, rounded for reading.

Square kilometers (km²)Square meters ()
11,000,000
22,000,000
33,000,000
44,000,000
55,000,000
66,000,000
77,000,000
88,000,000
99,000,000
1010,000,000
1515,000,000
2020,000,000
2525,000,000
3030,000,000
4040,000,000
5050,000,000
7575,000,000
100100,000,000
250250,000,000
500500,000,000
1,0001,000,000,000

Questions people ask

How many square meters are in a square kilometer?
One square kilometer equals 1,000,000 square meters.
How do I convert square kilometers to square meters by hand?
Multiply the number of square kilometers by 1,000,000. For a rough check, 1,000,000 is close enough for most everyday use.
What is 1 square kilometer in square meters?
1 square kilometer is 1,000,000 square meters.

Calcuit generates this page from a unit table, so the factors here match every other page on the site.

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