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Convert Square Kilometers to Acres

1 square kilometer = 247.105381 acres. Type any value below to convert in either direction — the calculation happens in your browser.

Square Kilometers to Acres formula

Multiply the number of square kilometers by 247.105381 to get acres.

acres = square kilometers × 247.105381

To go the other way: divide the number of acres by 247.105381, or multiply by 0.004046856.

square kilometers = acres ÷ 247.105381

Square Kilometers to Acres conversion table

Square KilometersAcres
1 km²247.105381 ac
2 km²494.210763 ac
3 km²741.316144 ac
4 km²988.421526 ac
5 km²1,235.527 ac
6 km²1,482.632 ac
7 km²1,729.738 ac
8 km²1,976.843 ac
9 km²2,223.948 ac
10 km²2,471.054 ac
15 km²3,706.581 ac
20 km²4,942.108 ac
25 km²6,177.635 ac
30 km²7,413.161 ac
40 km²9,884.215 ac
50 km²12,355.27 ac
75 km²18,532.9 ac
100 km²24,710.54 ac
250 km²61,776.35 ac
500 km²123,552.7 ac
1,000 km²247,105.4 ac

Acres to Square Kilometers conversion table

AcresSquare Kilometers
1 ac0.004046856 km²
2 ac0.008093713 km²
3 ac0.01214057 km²
4 ac0.01618743 km²
5 ac0.02023428 km²
6 ac0.02428114 km²
7 ac0.02832799 km²
8 ac0.03237485 km²
9 ac0.03642171 km²
10 ac0.04046856 km²

About the square kilometer

A square kilometre is one million square metres and is used for the area of cities and regions.

About the acre

An acre is 43,560 square feet, about 4,047 square metres — roughly a US football field without the end zones.

Frequently asked questions

How many acres are in a square kilometer?

There are 247.105381 acres in one square kilometer.

How many square kilometers are in a acre?

There are 0.004046856 square kilometers in one acre.

Is this conversion exact?

The ratio between the square kilometer and the acre is fixed by definition, so the conversion is exact — the figures shown here are rounded for readability only.

What is 10 square kilometers in acres?

10 square kilometers equals 2,471.054 acres.

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