Although it’s been eight to nine years since the housing recovery, not every housing market is recording strong growth, especially in Florida and California. According to an article in USA Today, properties in these areas were bid up the most and often relied too heavily on one industry: home construction itself.

But in other areas, despite housing prices well off their lows, recovery remains elusive. These former boomtowns are now zombie cities, the housing bubble's walking dead.

"People's perception is that these areas are coming back," said Zillow's chief economist Stan Humphries. "They could be on a tear, but they're still in a big hole."

Click the link for an interactive graphic that better displays the 6 former boomtowns. Sneak Preview: 4 out of 6 are in California.