Convert square meters to square kilometers
1 m² = 0.000001 km² — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
0.000 001km²
As a fraction: 1/1000000
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1 m² = 0.000001 km²
Show this value in all 25 area units
- Square kilometers km² 0.000 001
- Square hectometers hm² 0.0001
- Square decameters dam² 0.01
- Square meters m² 1
- Square decimeters dm² 100
- Square centimeters cm² 10 000
- Square millimeters mm² 1 000 000
- Square micrometers µm² 1 000 000 000 000
- Square nanometers nm² 1e+18
- Hectares ha 0.0001
- Ares a 0.01
- Decares daa 0.001
- Square inches in² 1550.003 100 01
- Square feet ft² 10.763 910 416 7
- Square yards yd² 1.195 990 046 3
- Square miles mi² 0.000 000 386 102 158 542
- Acres ac 0.000 247 105 381 467
- Roods ro 0.000 988 421 525 869
- Square rods rd² 0.039 536 861 034 7
- Sections section 0.000 000 386 102 158 542
- Townships twp 1.07250599595e-8
- Roofing squares sq 0.107 639 104 167
- Circular mils cmil 1 973 525 241.39
- Barns b 1e+28
- Tsubos 坪 0.3025
Every row is Square meter (m²) converted through the square meter, in exact rational arithmetic.
How to convert square meters to square kilometers
Multiply the number of square meters by 0.000001 to get square kilometers.
The exact factor is 0.000001 — as a fraction, 1/1000000.
Square meter to Square kilometer conversion table
| Square meters (m²) | Square kilometers (km²) |
|---|---|
| 1 m² | 0.000 001 |
| 2 m² | 0.000 002 |
| 3 m² | 0.000 003 |
| 5 m² | 0.000 005 |
| 10 m² | 0.000 01 |
| 20 m² | 0.000 02 |
| 25 m² | 0.000 025 |
| 50 m² | 0.000 05 |
| 100 m² | 0.0001 |
| 250 m² | 0.000 25 |
| 500 m² | 0.0005 |
| 1000 m² | 0.001 |
Square kilometer to Square meter conversion table
| Square kilometers (km²) | Square meters (m²) |
|---|---|
| 1 km² | 1 000 000 |
| 2 km² | 2 000 000 |
| 3 km² | 3 000 000 |
| 5 km² | 5 000 000 |
| 10 km² | 10 000 000 |
| 20 km² | 20 000 000 |
| 25 km² | 25 000 000 |
| 50 km² | 50 000 000 |
| 100 km² | 100 000 000 |
| 250 km² | 250 000 000 |
| 500 km² | 500 000 000 |
| 1000 km² | 1 000 000 000 |
Frequently asked
How many square kilometers are in a square meter?
One square meter equals 0.000001 square kilometers (m² → km²). That figure is exact, not rounded.
How do you convert square meters to square kilometers?
Multiply the number of square meters by 0.000001 to get square kilometers.
What is 1 km² in square meters?
One square kilometer is 1000000 square meters.
What is 10 m² in km²?
10 m² = 0.000 01 km².