Colorado

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Colorado

Fort Collins

Nearest city: Denver
Population: 126,496
Median household income: $76,172

Fort Collins, home to Colorado State University, has excellent schools, low crime, and a vibrant downtown known as Old Town. It has miles of hiking and biking trails, 600 acres of parks, and 5,000 acres of natural areas.

Runners-up:
Aurora
Loveland

Click here to see the 2010 version of the Best Places to Raise Your Kids