Acres to Square Kilometers

Convert acres (ac) to square kilometers (km²) with formulas, examples, and conversion tables.

ac
km²
1 acres (ac) = 0.00404686 square kilometers (km²)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 square kilometer = 247.105163015 acres
2Divide the value by the conversion factor:
1 ÷ 247.105163015 = 0.00404686
3Result:
1 acres (ac) = 0.00404686 square kilometers (km²)
↔ Square Kilometers to Acres

How to Convert acres to square kilometers

To convert acres to square kilometers, divide the value by 247.105163015.

The Formula

square kilometers = acres ÷ 247.105163015

Key Fact

1 square kilometer = 247.105163015 acres

Tip: To convert square kilometers back to acres, multiply by 247.105163015.

acres to square kilometers Table

acressquare kilometers
1 ac0.00404686 km²
2 ac0.00809372 km²
5 ac0.0202343 km²
10 ac0.0404686 km²
20 ac0.0809372 km²
25 ac0.1011715 km²
50 ac0.202343 km²
100 ac0.404686 km²
250 ac1.011715 km²
500 ac2.02343 km²
1000 ac4.04686 km²

1 acre in Other Units

Unit1 ac =
Acres to Square Kilometers0.00404686 km²
Acres to Hectares0.404686 ha
Acres to Square Meters4046.86 m²
Acres to Square Centimeters40468600 cm²
Acres to Square Millimeters4.04686e9 mm²
Acres to Square Miles0.00156250138152 mi²
Acres to Square Yards4840.00636267 yd²
Acres to Square Feet43560.057264 ft²
Acres to Square Inches6272645.54529 in²
Acres to Ares40.4686 a
Acres to Barns4.04686e31 b

Related Conversions

Square Meters to Square FeetSquare Feet to Square MetersAcres to HectaresHectares to AcresAcres to Square MetersSquare Meters to AcresSquare Kilometers to Square MilesSquare Miles to Square KilometersSquare Feet to Square InchesSquare Inches to Square Feet