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# Convert Square Mile (US Survey) to Acre

Please provide values below to convert square mile (US survey) to acre [ac], or vice versa.

 From: square mile (US survey) To: acre

### Square Mile (US Survey) to Acre Conversion Table

Square Mile (US Survey)Acre [ac]
0.01 square mile (US survey)6.4000256001 ac
0.1 square mile (US survey)64.0002560008 ac
1 square mile (US survey)640.0025600077 ac
2 square mile (US survey)1280.0051200154 ac
3 square mile (US survey)1920.007680023 ac
5 square mile (US survey)3200.0128000384 ac
10 square mile (US survey)6400.0256000768 ac
20 square mile (US survey)12800.051200154 ac
50 square mile (US survey)32000.128000384 ac
100 square mile (US survey)64000.256000768 ac
1000 square mile (US survey)640002.56000768 ac

### How to Convert Square Mile (US Survey) to Acre

1 square mile (US survey) = 640.0025600077 ac
1 ac = 0.0015624938 square mile (US survey)

Example: convert 15 square mile (US survey) to ac:
15 square mile (US survey) = 15 × 640.0025600077 ac = 9600.0384001152 ac