No. 8: 77057

Median price per square foot in 2011: $198

Neighborhoods: Briargrove, Westhaven Estates

Example 1: 6321 Olympia. This updated ranch style house in Briargrove contains 3 bedrooms and 2 baths. It's listed for $569,000 or $249 per square foot. (Houston Association of Realtors)