 About none of families and 3.4% of the population were below the poverty line, including 5.6% of those under age 18 and 4.2% of those age 65 or over.Same-sex couples headed 40 households in 2010, an increase from the 15 counted in 2000.As of the 2000 United States Census there were 13,155 people, 5,062 households, and 3,578 families residing in the township.