File & Data Converters

Acres to Square Kilometers Converter

Enter a value in acres to convert it to square kilometers, or switch units to convert the other way.

1 Acres = 0.004047 Square kilometers

All Acres conversions

Square meters
4,046.856422
Square feet
43,560
Square yards
4,840
Hectares
0.404686
Square kilometers
0.004047

How to use this tool

  1. 1Enter a value in acres.
  2. 2The result in square kilometers updates instantly.
  3. 3Use the swap button to convert square kilometers to acres instead.

Frequently asked questions

How many square kilometers is 1 acre?+

1 acre equals approximately 0.004046856 square kilometers.

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