Calculators » Conversion » Area » Acre to sq km/ Sq km to acre

Convert between Acre and Square km

Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can convert area units from acres to square km and square km to acres.

Area in acre (acre)

Area in square km (sq km)

Enter the value you want to convert, and leave the target field blank.

Android: Use this area converter offline with our all-in-one calculator app.

Conversion formula

1 square km (km2) = 247.1053815 acres (acre)
or,
1 acre (acre) = 0.0040469 square km (km2)

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