The square kilometer is primarily used to quantify large areas of land. Fascinatingly, even though the metric system is standardized almost universally, the square kilometer remains one of the most significant units for various aspects of geography and urban planning. To put it in perspective, consider that the entire area of New York City’s Central Park measures approximately 3.41 square kilometers, which speaks volumes about its massive size within an urban environment.

Moreover, the square kilometer helps highlight the vastness of some of the world’s largest countries and cities. For instance, Russia, the largest country in the world, spans roughly 17 million square kilometers, showcasing the immense diversity and expanse of land that one country can encompass. This unit exemplifies the intriguing contrasts and scales of spaces we interact with globally.

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The square mile, a unit of area unique to imperial and U.S. customary systems, is often associated with vast expanses of land, particularly in regions like the United States and Canada. Historically used to map territories and cities, the square mile encompasses an area equivalent to 640 acres. One particularly fascinating application of the square mile is in city planning: Manhattan, one of the world’s most densely populated areas, covers about 22.7 square miles yet houses over a million residents!

Another interesting aspect is the “square mile of influence”: cities like London have financial districts, each around one square mile, that wield immense global economic power. These districts, often referred to simply as “The City,” play crucial roles in shaping world markets, showing how a single square mile can be the epicenter of international financial activity.

Square Kilometers

Square Miles

0 km²

0 mi²

0.1 km²

0.0386102 mi²

0.2 km²

0.0772204 mi²

0.3 km²

0.115831 mi²

0.4 km²

0.154441 mi²

0.5 km²

0.193051 mi²

0.6 km²

0.231661 mi²

0.7 km²

0.270271 mi²

0.8 km²

0.308881 mi²

0.9 km²

0.347492 mi²

1 km²

0.386102 mi²

1.1 km²

0.424712 mi²

1.2 km²

0.463322 mi²

1.3 km²

0.501932 mi²

1.4 km²

0.540542 mi²

1.5 km²

0.579153 mi²

1.6 km²

0.617763 mi²

1.7 km²

0.656373 mi²

1.8 km²

0.694983 mi²

1.9 km²

0.733593 mi²

2 km²

0.772204 mi²

2.1 km²

0.810814 mi²

2.2 km²

0.849424 mi²

2.3 km²

0.888034 mi²

2.4 km²

0.926644 mi²

2.5 km²

0.965254 mi²

2.6 km²

1.00386 mi²

2.7 km²

1.04247 mi²

2.8 km²

1.08108 mi²

2.9 km²

1.1197 mi²

3 km²

1.15831 mi²

3.1 km²

1.19692 mi²

3.2 km²

1.23553 mi²

3.3 km²

1.27414 mi²

3.4 km²

1.31275 mi²

3.5 km²

1.35136 mi²

3.6 km²

1.38997 mi²

3.7 km²

1.42858 mi²

3.8 km²

1.46719 mi²

3.9 km²

1.5058 mi²

4 km²

1.54441 mi²

4.1 km²

1.58302 mi²

4.2 km²

1.62163 mi²

4.3 km²

1.66024 mi²

4.4 km²

1.69885 mi²

4.5 km²

1.73746 mi²

4.6 km²

1.77607 mi²

4.7 km²

1.81468 mi²

4.8 km²

1.85329 mi²

4.9 km²

1.8919 mi²

5 km²

1.93051 mi²

5.1 km²

1.96912 mi²

5.2 km²

2.00773 mi²

5.3 km²

2.04634 mi²

5.4 km²

2.08495 mi²

5.5 km²

2.12356 mi²

5.6 km²

2.16217 mi²

5.7 km²

2.20078 mi²

5.8 km²

2.23939 mi²

5.9 km²

2.278 mi²

6 km²

2.31661 mi²

6.1 km²

2.35522 mi²

6.2 km²

2.39383 mi²

6.3 km²

2.43244 mi²

6.4 km²

2.47105 mi²

6.5 km²

2.50966 mi²

6.6 km²

2.54827 mi²

6.7 km²

2.58688 mi²

6.8 km²

2.62549 mi²

6.9 km²

2.6641 mi²

7 km²

2.70271 mi²

7.1 km²

2.74132 mi²

7.2 km²

2.77993 mi²

7.3 km²

2.81854 mi²

7.4 km²

2.85715 mi²

7.5 km²

2.89576 mi²

7.6 km²

2.93437 mi²

7.7 km²

2.97298 mi²

7.8 km²

3.01159 mi²

7.9 km²

3.0502 mi²

8 km²

3.08881 mi²

8.1 km²

3.12742 mi²

8.2 km²

3.16603 mi²

8.3 km²

3.20464 mi²

8.4 km²

3.24325 mi²

8.5 km²

3.28187 mi²

8.6 km²

3.32048 mi²

8.7 km²

3.35909 mi²

8.8 km²

3.3977 mi²

8.9 km²

3.43631 mi²

9 km²

3.47492 mi²

9.1 km²

3.51353 mi²

9.2 km²

3.55214 mi²

9.3 km²

3.59075 mi²

9.4 km²

3.62936 mi²

9.5 km²

3.66797 mi²

9.6 km²

3.70658 mi²

9.7 km²

3.74519 mi²

9.8 km²

3.7838 mi²

9.9 km²

3.82241 mi²

10 km²

3.86102 mi²

Conversion

Kilometers² to Square Nanometers

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Kilometers² to Square Micrometers

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Kilometers² to Square Millimeters

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Kilometers² to Square Centimeters

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Kilometers² to Square Decimeters

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Kilometers² to Square Meters

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Kilometers² to Ares

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Kilometers² to Hectares

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Kilometers² to Square Inches

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Kilometers² to Square Yards

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Kilometers² to Square Feet

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Kilometers² to Acres

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Kilometers² to Miles² Conversion

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> Kilometers² to Miles² Conversion Table

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:: Area Units

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> Kilometers² to Miles² Conversion Table

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:: Area Units

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