Dennison is a city located in Minnesota. With a 2020 population of 208, it is the 653rd largest city in Minnesota and the 16571st largest city in the United States. Dennison is currently declining at a rate of -0.48% annually and its population has decreased by -1.89% since the most recent census, which recorded a population of 212 in 2010. Dennison reached it's highest population of 212 in 2010. Spanning over 1 miles, Dennison has a population density of 165 people per square mile.
The average household income in Dennison is $81,229 with a poverty rate of 3.82%. The median rental costs in recent years comes to $1,250 per month, and the median house value is $146,400. The median age in Dennison is 35.9 years, 36.3 years for males, and 33.6 years for females. For every 100 females there are 121.1 males.