You might be surprised to know that the state of Colorado ranks in the top 10 of the biggest states in the United States. According to Wikipedia, Colorado's land area is 103,641.89 square miles. The large land area of Colorado puts our state at the rank of eighth largest.

The remainder of the top eight states includes Nevada, Arizona, New Mexico, Montana, California, Texas, and Alaska.

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How Many Counties Are in Colorado?

The state of Colorado has a total of 64 counties. Some square, some oddly shaped.

Map of Colorado Counties
Colorado Department of Education

More about Colorado's counties can be found at

Colorado's Counties Large to Small

We break down all of Colorado's counties from largest to smallest based on land size.

Teeny Tiny Colorado Towns That are a Half a Square Mile or Less in Size

Did you know there are over 100 towns in Colorado that are all under half a square mile? In fact, there are over 100 towns this size with some of them as small as .03 square miles.

Colorado's Counties Population from Lowest to Highest

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