Convert Acre to Square Kilometer
Other Acre Conversions
- Acre to Square Meter
- Acre to Square Mile
- Acre to Square Yard
- Acre to Square Foot
- Acre to Square Inch
- Acre to Hectare
- See also: Square Kilometer to Acre
Conversion Table
| 0.1 ac | 0.000404686 km² |
| 0.5 ac | 0.00202343 km² |
| 1 ac | 0.00404686 km² |
| 5 ac | 0.0202343 km² |
| 10 ac | 0.0404686 km² |
| 50 ac | 0.202343 km² |
| 100 ac | 0.404686 km² |
| 500 ac | 2.02343 km² |
| 1000 ac | 4.04686 km² |
| Units in Acre | Units in Square Kilometer |
|---|---|
| 1 Square Kilometer = 247.10538 Acre | 1 Square Kilometer = 1 Square Kilometer |
| 1 Square Meter = 0.000247105 Acre | 1 Square Meter = 0.000001 Square Kilometer |
| 1 Square Mile = 640 Acre | 1 Square Mile = 2.58999 Square Kilometer |
| 1 Square Yard = 0.000206612 Acre | 1 Square Yard = 0.000000836127 Square Kilometer |
| 1 Square Foot = 0.0000229568 Acre | 1 Square Foot = 0.000000092903 Square Kilometer |
| 1 Square Inch = 0.000000159423 Acre | 1 Square Inch = 0.00000000064516 Square Kilometer |
| 1 Hectare = 2.47105 Acre | 1 Hectare = 0.01 Square Kilometer |
| 1 Acre = 1 Acre | 1 Acre = 0.00404686 Square Kilometer |
On this page you can convert acres (ac) to square kilometers (km²) quickly and easily. One acre equals 0.00404686 square kilometers, and one square kilometer equals 247.10538 acres. Type any value in the converter above and the result appears right away.
The acre is an area unit used in the United States and the United Kingdom for land. One acre equals about 4,047 square meters. Its symbol is ac.
The square kilometer is a metric area unit equal to one million square meters. It is used for cities, lakes, and countries. Its symbol is km².
To convert from acres to square kilometers, divide the number of acres by 247.10538. For example: 5 ac ÷ 247.10538 = 0.0202343 km², and 20 ac ÷ 247.10538 = 0.0809371 km². To go the other way, from square kilometers to acres, multiply by 247.10538 instead.
This area converter is free, works on your phone and computer, and even works offline after your first visit. The tables above give you ready answers for the most common values, and you will also find links to more acre conversions.