mile (1830.0/km²). There are 9,537 housing units at an average density of 440.8/sq mi (709.3/km²). The racial makeup of the ZCTA is 89.2% Caucasian , 1.4% African American , 0.1% Native American , 7.8% Asian , 0.0% Pacific Islander , 0.4% from other races , and 1.1% from two or more races. 2.6%