Utilonic
Utilonic

Square Kilometres to Square Miles Converter

Convert square kilometres to square miles instantly. Enter any km² value and the square mile equivalent appears immediately. Reference table covers city districts to entire countries.

Formula:[value] km² ÷ 2.59 = [result] mi²

How to convert Square Kilometres to Square Miles

km² ÷ 2.59 = mi²

For example: 50 km² ÷ 2.59 = 19.31 mi²

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Common Square Kilometres to Square Miles conversions

Common Square Kilometres to Square Miles conversions
Square Kilometres (km²)Square Miles (mi²)
1 km²0.3861 mi²
2 km²0.7722 mi²
5 km²1.931 mi²
10 km²3.861 mi²
50 km²19.31 mi²
100 km²38.61 mi²
200 km²77.22 mi²
500 km²193.1 mi²
1,000 km²386.1 mi²
5,000 km²1 mi²
10,000 km²3 mi²
100,000 km²38 mi²

About this conversion

Square kilometres to square miles is used for comparing country, city, and regional sizes between metric and US/UK conventions. One square kilometre (km²) is 0.3861 square miles; one square mile is 2.590 km². Country size reference: UK = 243,610 km² = 94,058 mi², France = 551,695 km² = 213,011 mi², USA = 9,833,517 km² = 3,796,742 mi². City areas: London = 1,572 km² = 607 mi², New York City = 783 km² = 302 mi². Wikipedia and encyclopaedias typically give country areas in both km² and mi². Maps and geographic data in metric countries use km²; US geographic data uses square miles. The square mile is also known as a 'section' in US land surveying.

Frequently asked questions

How many square miles is 1 square kilometre?+
1 square kilometre equals approximately 0.3861 square miles.
How do I convert square kilometres to square miles?+
Multiply the square kilometres by 0.3861. For example, 10 km² × 0.3861 = 3.861 square miles.
How many square kilometres is 1 square mile?+
1 square mile equals approximately 2.590 square kilometres.
What is the area of the UK in square kilometres?+
The United Kingdom covers approximately 243,610 km², which equals about 94,058 square miles.