Medical Lake is a city located in Washington. With a 2020 population of 5,024, it is the 123rd largest city in Washington and the 4756th largest city in the United States. Medical Lake is currently growing at a rate of 0.58% annually but its population has decreased by -0.71% since the most recent census, which recorded a population of 5,060 in 2010. Medical Lake reached it's highest population of 5,061 in 2010. Spanning over 4 miles, Medical Lake has a population density of 1,491 people per square mile.
The average household income in Medical Lake is $69,747 with a poverty rate of 10.62%. The median rental costs in recent years comes to $692 per month, and the median house value is $198,300. The median age in Medical Lake is 32.4 years, 32.5 years for males, and 30.6 years for females. For every 100 females there are 87.5 males.