Northfield is a city located in Rice County Minnesota. With a 2020 population of 20,908, it is the 54th largest city in Minnesota and the 1789th largest city in the United States . Northfield is currently growing at a rate of 0.40% annually and its population has increased by 4.50% since the most recent census, which recorded a population of 20,007 in 2010. Northfield reached it's highest population of 20,908 in 2021. Spanning over 9 miles, Northfield has a population density of 2,460 people per square mile.
The average household income in Northfield is $89,628 with a poverty rate of 10.21%. The median rental costs in recent years comes to $825 per month, and the median house value is $226,000. The median age in Northfield is 27.2 years, 26.4 years for males, and 27.8 years for females.