Conversion Acre to Square kilometer

The acre is a unit of area used in the imperial and U.S. customary systems. An acre is about 40% of a hectare.

This tool converts acres to square kilometers (acre to km2) and vice versa. 1 acre ≈ 0.00405 square kilometers. The user must fill one of the two fields and the conversion will become automatically.

 
 <=> 
   
precision:

1 acres = 0.00405 square kilometers

 



Formula acres in square kilometers (acre in km2). Square kilometers ≈ acres*0.00405

 

Conversions acres to other units

Acre to Hectare Acre to Square centimeter Acre to Square foot
Acre to Square inch Acre to Square meter Acre to Square kilometer
Acre to Square mile Acre to Square yard

  

Table acres to km2
1 acres = 0.00405 km2 11 acres = 0.0445 km2 21 acres = 0.085 km2
2 acres = 0.00809 km2 12 acres = 0.0486 km2 22 acres = 0.089 km2
3 acres = 0.01214 km2 13 acres = 0.0526 km2 23 acres = 0.0931 km2
4 acres = 0.01619 km2 14 acres = 0.0567 km2 24 acres = 0.0971 km2
5 acres = 0.02023 km2 15 acres = 0.0607 km2 25 acres = 0.1012 km2
6 acres = 0.02428 km2 16 acres = 0.0647 km2 26 acres = 0.1052 km2
7 acres = 0.02833 km2 17 acres = 0.0688 km2 27 acres = 0.1093 km2
8 acres = 0.03237 km2 18 acres = 0.0728 km2 28 acres = 0.1133 km2
9 acres = 0.03642 km2 19 acres = 0.0769 km2 29 acres = 0.1174 km2
10 acres = 0.0405 km2 20 acres = 0.0809 km2 30 acres = 0.1214 km2
40 acres = 0.1619 km2 70 acres = 0.2833 km2 100 acres = 0.4047 km2
50 acres = 0.2023 km2 80 acres = 0.3237 km2 110 acres = 0.445 km2
60 acres = 0.2428 km2 90 acres = 0.3642 km2 120 acres = 0.486 km2
200 acres = 0.809 km2500 acres = 2.023 km2800 acres = 3.237 km2
300 acres = 1.214 km2600 acres = 2.428 km2900 acres = 3.642 km2
400 acres = 1.619 km2700 acres = 2.833 km21000 acres = 4.047 km2

  

Area Conversions

Hectare to Acre Hectare to Square centimeter Hectare to Square foot
Hectare to Square inch Hectare to Square meter Hectare to Square kilometer
Hectare to Square mile Hectare to Square yard Square centimeter to Acre
Square centimeter to Hectare Square centimeter to Square foot Square centimeter to Square inch
Square centimeter to Square meter Square centimeter to Square kilometer Square centimeter to Square mile
Square centimeter to Square yard Square foot to Acre Square foot to Hectare
Square foot to Square centimeter Square foot to Square inch Square foot to Square meter
Square foot to Square kilometer Square foot to Square mile Square foot to Square yard
Square inch to Acre Square inch to Hectare Square inch to Square centimeter
Square inch to Square foot Square inch to Square meter Square inch to Square kilometer
Square inch to Square mile Square inch to Square yard Square meter to Acre
Square meter to Hectare Square meter to Square centimeter Square meter to Square foot
Square meter to Square inch Square meter to Square kilometer Square meter to Square mile
Square meter to Square yard Square kilometer to Acre Square kilometer to Hectare
Square kilometer to Square centimeter Square kilometer to Square foot Square kilometer to Square inch
Square kilometer to Square meter Square kilometer to Square mile Square kilometer to Square yard
Square mile to Acre Square mile to Hectare Square mile to Square centimeter
Square mile to Square foot Square mile to Square inch Square mile to Square meter
Square mile to Square kilometer Square mile to Square yard Square yard to Acre
Square yard to Hectare Square yard to Square centimeter Square yard to Square foot
Square yard to Square inch Square yard to Square meter Square yard to Square kilometer
Square yard to Square mile