's chief economist Jonathan Smoke breaks down the 20 hottest housing markets in America during the month of February in this video presentation.

Among the hottest markets in February include San Francisco,Calif, San Jose, Calif, and Dallas, Tex. California takes 12 of the top 15 best on the list, which, since this is February, is skewed toward the sun belt. However, the state average days on the market declined by more than 23 days for Februar as last year's buyers who were frustrated by the paucity of inventory got an earlier start to their house hunting this year.

"The state of Colorado is doing fantastic, due to job growth which is bringing more people into the state," Smoke said. "The state is also bringing in population in households, especially with younger people."

"Nashville TN and Portland,Ore., are attractive to young buyers because of affordability and quality of life."

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