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Convert Kilometer Square to Foot Square (km2 to ft2)

In next fields, kindly type your value in the text box under title [ From: ] to convert from kilometer square to foot square (km2 to ft2). As you type your value, the answer will be automatically calculated and displayed in the text box under title [ To: ].


Kilometer Square (abbreviation: km2): is the SI derived unit of area. It is the area of a square whose sides measure exactly one kilometre. The square metre is derived from the SI base unit of the metre, which itself is the length of the path travelled by light in absolute vacuum within time interval of 1/299,792,458 * 1000 of a second.

Foot Square (abbreviations: ft2, or sf, or sq ft): (plural square feet) is an imperial unit and U.S. customary unit (non-SI, non-metric) of area.

How to Convert Kilometers Square to Feet Square

Example: How many feet square are equivalent to 10.43 kilometers square?


1 kilometers square = 10763910.416624 feet square

10.43 kilometers square = Y feet square

Assuming Y is the answer, and by criss-cross principle;

Y equals 10.43 times 10763910.416624 over 1

(i.e.) Y = 10.43 * 10763910.416624 / 1 = 112267585.64538 feet square

Answer is: 112267585.64538 feet square are equivalent to 10.43 kilometers square.

Practice Question: Convert the following units into ft2:

N.B.: After working out the answer to each of the next questions, click adjacent button to see the correct answer.

( i ) 21.39 km2

( ii ) 29.06 km2

( iii ) 29.54 km2

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  • NIST

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