Convert Square Kilometer to Acre
Enter a value in Square Kilometer to see it instantly in Acre, or use the reverse converter below.
Square Kilometer
Definition: The area of a square with 1-kilometer sides.
Current use: Used for city, country, and large geographic areas.
Acre
Definition: A US customary and imperial unit historically based on the area a yoke of oxen could plow in a day.
Current use: Used in the US and UK for land and real estate.
Square Kilometer to Acre Conversion Table
| Square Kilometer [km²] | Acre [ac] |
|---|---|
| 0.01 km² | 2.4710538147 ac |
| 0.1 km² | 24.7105381467 ac |
| 1 km² | 247.1053814672 ac |
| 2 km² | 494.2107629343 ac |
| 3 km² | 741.3161444015 ac |
| 5 km² | 1235.5269073358 ac |
| 10 km² | 2471.0538146717 ac |
| 20 km² | 4942.1076293433 ac |
| 50 km² | 12355.2690733583 ac |
| 100 km² | 24710.5381467165 ac |
| 1000 km² | 247105.3814671653 ac |
How to Convert Square Kilometer to Acre
1 ac = 0.0040468564 km²
Example: convert 1 km² to ac:
Acre to Square Kilometer Conversion Table
| Acre [ac] | Square Kilometer [km²] |
|---|---|
| 0.01 ac | 0.0000404686 km² |
| 0.1 ac | 0.0004046856 km² |
| 1 ac | 0.0040468564 km² |
| 2 ac | 0.0080937128 km² |
| 3 ac | 0.0121405693 km² |
| 5 ac | 0.0202342821 km² |
| 10 ac | 0.0404685642 km² |
| 20 ac | 0.0809371284 km² |
| 50 ac | 0.2023428211 km² |
| 100 ac | 0.4046856422 km² |
| 1000 ac | 4.0468564224 km² |
Quick Estimate
For a quick mental estimate, 1 km² is about 247 ac, and 1 ac is about 0.004 km². Use the exact calculator above when accuracy matters, such as for money, medicine, engineering or anything you will buy or sell.
Frequently Asked Questions
How many Acre are in 1 Square Kilometer?
1 Square Kilometer (km²) equals 247.1053814672 Acre (ac).
How do I convert Square Kilometer to Acre?
Multiply the value in km² by 247.1053814672 to get ac. To go the other way, multiply ac by 0.0040468564.
What is 10 Square Kilometer in Acre?
10 km² = 2471.0538146717 ac.
What is 100 Square Kilometer in Acre?
100 km² = 24710.5381467165 ac.
What is a Square Kilometer?
The area of a square with 1-kilometer sides. Used for city, country, and large geographic areas.
What is a Acre?
A US customary and imperial unit historically based on the area a yoke of oxen could plow in a day. Used in the US and UK for land and real estate.
How many Square Kilometer are in 1 Acre?
1 Acre (ac) equals 0.0040468564 Square Kilometer (km²).
Popular Area Conversions
- Square Foot to Square Meter
- Square Meter to Square Foot
- Marla to Square Foot
- Kanal to Marla
- Marla to Square Meter
- Kanal to Square Foot
- Acre to Square Foot
- Acre to Hectare
- Hectare to Acre
- Acre to Kanal
- Square Yard to Square Foot
- Square Foot to Marla
Convert Square Kilometer to Other Area Units
- km² to mm²
- km² to cm²
- km² to m²
- km² to ha
- km² to in²
- km² to ft²
- km² to yd²
- km² to marla
- km² to kanal
- km² to mi²
Convert Other Area Units to Acre
- mm² to ac
- cm² to ac
- m² to ac
- ha to ac
- in² to ac
- ft² to ac
- yd² to ac
- marla to ac
- kanal to ac
- mi² to ac
Open the full Area converter and see every unit →