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Calculators » Conversion » Area Converter » Square inches and Acres

Square inches to acres converter

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

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

Result window

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

Conversion formula

1 acre = 6272640 square inches
1 square inch = 2.0E-7 acres

The symbols used are sq in for square inch and ac for acre.

Sample conversion

Convert 800 square inches to acres

800 sq in = 800*2.0E-7 ac = 0.0001275 ac

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