Based on a article from the National Association of Realtors:

  1. Phoenix: 18.9% increase in asking prices from June 2011 to June 2012
  2. Miami: 16.1%
  3. Cape Coral-Fort Myers, Fla.: 14.9%
  4. West Palm Beach, Fla.: 9.6%
  5. Denver: 7.2%
  6. Orlando, Fla.: 6.8%
  7. Warren-Troy-Farmington Hills, Mich.: 6.5%
  8. San Jose, Calif.: 6.2%
  9. Detroit: 5.2%
  10. Pittsburgh: 5.1%