Coupeville is a city located in Washington. With a 2020 population of 2,011, it is the 167th largest city in Washington and the 7584th largest city in the United States. Coupeville is currently growing at a rate of 1.31% annually and its population has increased by 9.83% since the most recent census, which recorded a population of 1,831 in 2010. Spanning over 2 miles, Coupeville has a population density of 1,584 people per square mile.
The average household income in Coupeville is $73,411 with a poverty rate of 9.01%. The median rental costs in recent years comes to $751 per month, and the median house value is $326,000. The median age in Coupeville is 63.4 years, 61.1 years for males, and 64.3 years for females. For every 100 females there are 81.5 males.