5. Visalia-Porterville, Calif.
Visalia is one of the many California cities struggling with both high jobless rates and weak housing markets. According to RealtyTrac, Visalia was the metro area with the 13th- highest foreclosure rate in 2011, at 3.67 percent.
November 2011 Unemployment Rate: 15 percent
Year-Over-Year Change: -1.8 percentage points