Sunday Lake is a city located in Washington. Sunday Lake has a 2020 population of 613. Sunday Lake is currently declining at a rate of 0.00% annually and its population has decreased by -4.22% since the most recent census, which recorded a population of 640 in 2010. Sunday Lake reached it's highest population of 1,037 in 2012.
The average household income in Sunday Lake is $139,265 with a poverty rate of 7.18%. The median rental costs in recent years comes to - per month, and the median house value is $416,700. The median age in Sunday Lake is 54.2 years, 52.2 years for males, and 54.9 years for females. For every 100 females there are 92.8 males.