Coupeville is located in Washington. Coupeville, Washington has a population of 1,987. Coupeville is less family-centric than the surrounding county with 15% households with children. The county percentage for households with children is 22%.
The median household income in Coupeville, Washington is $62,151. The median household income for the surrounding county is $70,875 compared to the national median of $66,222. The median age of people living in Coupeville is 51.2 years.
The average high temperature in July is 71.1 degrees, with an average low temperature in January of 34.7 degrees. The annual precipitation is 21.39.