 About 3.7% of families and 4.1% of the population were below the poverty line, including 1.7% of those under age 18 and 5.9% of those age 65 or over.Same-sex couples headed 9 households in 2010, an increase of 50% from the 6 counted in 2000.As of the 2000 United States Census there were 4,460 people, 1,575 households, and 1,236 families residing in the borough.