Lyndon Township is a civil township of Washtenaw County in the U.S. state of Michigan. The population was 2,720 at the 2010 census.CommunitiesCollins Plains was an unincorporated community founded in 1833.GeographyThe township is located in the northwest corner of Washtenaw County. According to the United States Census Bureau, the township has a total area of 90.9km2, of which 82.9km2 is land and 8.0km2, or 8.77%, is water.DemographicsAt the 2000 census, there were 2,728 people, 877 households and 697 families residing in the township. The population density was 85.1 per square mile (32.8/km²). There were 1,055 housing units at an average density of 32.9 per square mile (12.7/km²). The racial makeup of the township was 89.85% White, 6.12% African American, 1.17% Native American, 0.33% Asian, 1.28% from other races, and 1.25% from two or more races. Hispanic or Latino of any race were 2.49% of the population.There were 877 households of which 35.8% had children under the age of 18 living with them, 70.4% were married couples living together, 5.7% had a female householder with no husband present, and 20.5% were non-families. 17.8% of all households were made up of individuals and 4.2% had someone living alone who was 65 years of age or older. The average household size was 2.72 and the average family size was 3.07.
