Unit Convertio

Trusted unit conversions based on SI and NIST scientific standards

Square Foot to Square Kilometer

Convert Square Foot [ft²] to Square Kilometer [km²] and vice versa.

Conversion Formula

Example: 1 ft² = 9.29030e-8 km²

The conversion uses the following relationship: Square Foot values are converted to the base unit (Square Meter), then converted to Square Kilometer.

Related Area Conversions

ft² to m²km² to m²
ft² to cm²km² to cm²
ft² to mm²km² to mm²
ft² to hakm² to ha
ft² to ackm² to ac
ft² to mi²km² to mi²

Quick Reference Table

ft²km²
19.29030e-8
54.64515e-7
109.29030e-7
250.00000232258
500.00000464515
1000.00000929030
2500.0000232258
5000.0000464515
10000.0000929030
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