Elk River is a city located in Sherburne County Minnesota. It is also the county seat of Sherburne County. With a 2020 population of 25,977, it is the 41st largest city in Minnesota and the 1487th largest city in the United States . Elk River is currently growing at a rate of 1.49% annually and its population has increased by 13.07% since the most recent census, which recorded a population of 22,974 in 2010. Elk River reached it's highest population of 25,977 in 2021. Spanning over 44 miles, Elk River has a population density of 614 people per square mile.
The average household income in Elk River is $97,860 with a poverty rate of 6.09%. The median rental costs in recent years comes to $1,036 per month, and the median house value is $241,400. The median age in Elk River is 36.3 years, 35.9 years for males, and 36.7 years for females.