📐 Area

Convert acres to square kilometers

1 ac = 0.00404686 km². Convert acres to square kilometers instantly with the converter below.

Value

Result —

How to convert

Multiply the value (ac) by 0.00404686 to get km² — example: 5 ac = 0.0202343 km²

Conversion table

Acres to square kilometers conversion table
Acre	Square kilometer
1 ac	0.00404686 km²
2 ac	0.00809371 km²
5 ac	0.0202343 km²
10 ac	0.0404686 km²
20 ac	0.0809371 km²
25 ac	0.101171 km²
50 ac	0.202343 km²
100 ac	0.404686 km²
250 ac	1.011714 km²
500 ac	2.023428 km²
1,000 ac	4.046856 km²

About the units

Acre — symbol ac.
Square kilometer — symbol km².

Frequently asked questions

How many square kilometers are in 1 acre?

1 ac = 0.00404686 km².

How do I convert acres to square kilometers?

Multiply the value (ac) by 0.00404686 to get km².

How many acres are in 1 square kilometer?

1 km² = 247.105381 ac.

Is the conversion accurate?

Yes. It uses the standard international conversion factors and runs entirely in your browser, uploading no data.

Related conversions

Reverse: square kilometers to acres

Acres to other units

acres to square centimeters acres to square meters acres to hectares acres to feddans acres to square feet acres to square inches acres to square yards acres to square miles

Other units to square kilometers

square centimeters to square kilometers square meters to square kilometers hectares to square kilometers feddans to square kilometers square feet to square kilometers square inches to square kilometers square yards to square kilometers square miles to square kilometers

All Area conversions · The full tool in Zayenha Tools