Ingersoll Township’s estimated 2008 population was 2943. The 2000 Census found that he township has 1,107 housing units. of which 889 homes (83.3%) were owner-occupied, well in excess of the national average. Median household income was $49,673, which was about 18%, or $7,679, above the national average.

View more demographic information provided by the U.S. Census Bureau.