Wilmette is a city located in Illinois. With a 2020 population of 27,311, it is the 77th largest city in Illinois and the 1404th largest city in the United States. Wilmette is currently growing at a rate of 0.08% annually and its population has increased by 0.83% since the most recent census, which recorded a population of 27,087 in 2010. Wilmette reached it's highest population of 32,134 in 1970. Spanning over 5 miles, Wilmette has a population density of 5,056 people per square mile.
The average household income in Wilmette is $232,780 with a poverty rate of 3.26%. The median rental costs in recent years comes to $1,639 per month, and the median house value is $680,700. The median age in Wilmette is 45.3 years, 43.5 years for males, and 46.7 years for females. For every 100 females there are 95.2 males.