 For every 100 females, there were 100.8 males.For every 100 females age 18 and over, there were 98.8 males.There were 3,658 housing units at an average density of 373.7 per square mile, of the occupied units 2,374 (72.7%) were owner-occupied and 893 (27.3%) were rented.The homeowner vacancy rate was 4.5%; the rental vacancy rate was 7.4%.