(418.7/km²). There were 11,066 housing units at an average density of 359.1/sq mi (138.6/km²). The racial makeup of the township was 91.81% White , 1.99% African American , 0.03% Native American , 4.53% Asian , 0.01% Pacific Islander , 0.53% from other races , and 1.10% from two or more races. Hispanic