Sylvan Township, Washtenaw County, Michigan
Sylvan Township is a civil township of Washtenaw County in the U.S. state of Michigan. The population was 2,833 at the 2010 census, down from 6,425 in 2000. The large drop is due to Chelsea incorporating into a city in 2004. Geography. According to the United States Census Bureau, the township has a total area of , of which is land and , or 4.04%, is water. Demographics. As of the census of 2000, there were 6,425 people, 2,500 households, and 1,700 families residing in the township. The population density was 182.7 per square mile (70.6/km ). There were 2,651 housing units at an average density of 75.4 per square mile (29.1/km). The racial makeup of the township was 97.17% White, 0.67% African American, 0.31% Native American, 0.51% Asian, 0.05% Pacific Islander, 0.26% from other races, and 1.03% from two or more races. Hispanic or Latino of any race were 1.28% of the population. There were 2,500 households, out of which 33.0% had children under the age of 18 living with them, 56.7% were married couples living together, 8.9% had a female householder with no husband present, and 32.0% were non-families. 28.9% of all households  were made up of individuals, and 15.3% had someone living alone who was 65 years of age or older. The average household size was 2.45 and the average family size was 3.03. In the township the population was spread out, with 24.7% under the age of 18, 6.0% from 18 to 24, 26.1% from 25 to 44, 24.8% from 45 to 64, and 18.4% who were 65 years of age or older. The median age was 41 years. For every 100 females, there were 91.0 males. For every 100 females age 18 and over, there were 84.6 males. The median  income for a household in the township was $56,519, and the median income for a family was $73,450. Males had a median income of $51,424 versus $35,409 for females. The per capita income for the township was $28,781. About 2.1% of families and 3.0% of the population were below the poverty line, including 2.0% of those under age 18 and 4.6% of those age 65 or over.