Square Kilometer to Acre Conversion (Convert km^{2} to ac)
To convert from square kilometer to acre (km^{2} to ac), please enter value for square kilometer in from input box. You can also convert from acre to square kilometer (ac to km^{2})
Square Kilometer To Acre Conversion Chart
Square Kilometer (km^{2})  Acre (ac) 

1 km^{2}  247 ac 
10 km^{2}  2470 ac 
20 km^{2}  4940 ac 
50 km^{2}  12350 ac 
100 km^{2}  24700 ac 
500 km^{2}  123500 ac 
1000 km^{2}  247000 ac 
2000 km^{2}  494000 ac 
5000 km^{2}  1235000 ac 
Convert from square kilometer to acre formula
Total acre =  Total square kilometer x 247 
For example, if you want to convert 25 Square Kilometer to Acre then,
25 km^{2} = 25 x 247 = 6175 ac
Convert from acre to square kilometer formula
Total square kilometer = 

 = 25 km^{2} 
Square Kilometer
A square kilometer (symbol: km^{2}) is based on the SI unit of measurement of area, the square meter. It is the area inside a square that has each side equal to 1 kilometer (1000 meters).
Acre
The acre is a unit of land area used in the imperial and US customary systems. It is traditionally defined as the area of one chain by one furlong (66 by 660 feet), which is exactly equal to 10 square chains, 1⁄640 of a square mile, or 43,560 square feet, and approximately 4,047 m2, or about 40% of a hectare. Based upon the International yard and pound agreement of 1959, an acre may be declared as exactly 4,046.8564224 square metres. One recognised symbol for the acre is ac,but the word "acre" is also used as the symbol.