Online calculator to convert square kilometers to square feet (km2 to ft2) with formulas, examples, and tables. Our conversions provide a quick and easy way to convert between Area units.
Conversion Calculator
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Convert km2 to ft2
TIP: If the result of your conversion is 0, try increasing the "Decimals".
Conversion Definitions
The following is a list of definitions relating to conversions between square kilometers and square feet.
What is a square kilometer (km2)?
A square kilometer is a unit of area in the Metric System. The symbol for square kilometer is km2. There are 0.00000009290304 square kilometers in a square foot. A square kilometer is calculated as the area of a square that has 1 kilometer on each side. The International spelling for this unit is square kilometre.
What is a square foot (ft2)?
A square foot is a unit of area in both US Customary Units as well as the Imperial System. The symbol for square foot is ft2 or sq ft. There are 10,763,910.41670972 square feet in a square kilometer. A square foot is calculated as the area of a square that has 1 foot on each side.
Conversion Formula
Let's take a closer look at the conversion formula so that you can do these conversions yourself with a calculator or with an old-fashioned pencil and paper.
The formula to convert from km2 to ft2 is:
ft2 = km2 ÷ 0.00000009290304
Conversion Example
Next, let's look at an example showing the work and calculations that are involved in converting from square kilometers to square feet (km2 to ft2).
Square Kilometer to Square Feet Conversion Example
Task: Convert 4 square kilometers to square feet (show work) Formula: km2 ÷ 0.00000009290304 = ft2 Calculations: 4 km2 ÷ 0.00000009290304 = 43,055,641.66683889 ft2 Result: 4 km2 is equal to 43,055,641.66683889 ft2
Conversion Table
For quick reference purposes, below is a conversion table that you can use to convert from km2 to ft2.
Square Kilometers to Square Feet Conversion Chart
| square kilometers (km2) | square feet (ft2) |
|---|---|
| 1 km2 | 10,763,910.41670972 ft2 |
| 2 km2 | 21,527,820.83341944 ft2 |
| 3 km2 | 32,291,731.25012917 ft2 |
| 4 km2 | 43,055,641.66683889 ft2 |
| 5 km2 | 53,819,552.08354861 ft2 |
| 6 km2 | 64,583,462.50025833 ft2 |
| 7 km2 | 75,347,372.91696806 ft2 |
| 8 km2 | 86,111,283.33367778 ft2 |
| 9 km2 | 96,875,193.7503875 ft2 |
| 10 km2 | 107,639,104.16709722 ft2 |
| 20 km2 | 215,278,208.33419445 ft2 |
| 30 km2 | 322,917,312.50129167 ft2 |
| 40 km2 | 430,556,416.66838889 ft2 |
| 50 km2 | 538,195,520.83548612 ft2 |
| 75 km2 | 807,293,281.25322917 ft2 |
| 100 km2 | 1,076,391,041.67097223 ft2 |
| 250 km2 | 2,690,977,604.17743058 ft2 |
| 500 km2 | 5,381,955,208.35486115 ft2 |
| 750 km2 | 8,072,932,812.53229173 ft2 |
| 1,000 km2 | 10,763,910,416.70972231 ft2 |
| 2,500 km2 | 26,909,776,041.77430577 ft2 |
| 5,000 km2 | 53,819,552,083.54861154 ft2 |
| 7,500 km2 | 80,729,328,125.32291731 ft2 |
| 10,000 km2 | 107,639,104,167.09722308 ft2 |
| 25,000 km2 | 269,097,760,417.74305771 ft2 |
| 50,000 km2 | 538,195,520,835.48611542 ft2 |
| 75,000 km2 | 807,293,281,253.22917313 ft2 |
| 100,000 km2 | 1,076,391,041,670.97223083 ft2 |
| 250,000 km2 | 2,690,977,604,177.43057708 ft2 |
Related Units
This table provides a summary of the Area units within their respective measurement systems.
| Unit | Symbol | Measurement System |
|---|---|---|
| square inches | in2 or sq in | US Customary Units/Imperial System |
| square feet | ft2 or sq ft | US Customary Units/Imperial System |
| square yards | yd2 or sq yd | US Customary Units/Imperial System |
| acres | ac | US Customary Units/Imperial System |
| square miles | mi2 or sq mi | US Customary Units/Imperial System |
| square millimeters | mm2 | Metric System |
| square centimeters | cm2 | Metric System |
| square decimeters | dm2 | Metric System |
| square meters | m2 | Metric System |
| square decameters | dam2 | Metric System |
| square hectometers | hm2 | Metric System |
| hectares | ha | Metric System |
| square kilometers | km2 | Metric System |
Note: For area conversions, US Customary Units and the Imperial System are equivalent.
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