Housing Units
                  Percent Change
Housing Unit
 1990 Census   2000 Census   2008 Estimate   2013 Projection   1990 to 2000 2008 to 2013
Total Housing Units 27,549   33,706   39,805   43,656   22.3% 9.7%
Owner Occupied 17,619 64.0% 23,614 70.1% 27,892 70.1% 30,637 70.2% 34.0% 9.8%
Renter Occupied 8,488 30.8% 8,846 26.2% 9,806 24.6% 10,373 23.8% 4.2% 5.8%
Vacant 1,443 5.2% 1,246 3.7% 2,107 5.3% 2,647 6.1% -13.7% 25.6%