Deer Creek is a city in Otter Tail County, Minnesota, United States. The population was 322 at the 2010 census.
Deer Creek was platted in 1882, and named after the nearby Deer Creek.
According to the United States Census Bureau, the city has a total area of 4.03 square miles (10.44 km2), of which 4.01 square miles (10.39 km2) is land and 0.02 square miles (0.05 km2) is water.
Minnesota State Highways 29 and 106 are two of the main routes in the community.
As of the census of 2010, there were 322 people, 147 households, and 91 families living in the city. The population density was 80.3 inhabitants per square mile (31.0/km2). There were 161 housing units at an average density of 40.1 per square mile (15.5/km2). The racial makeup of the city was 98.4% White, 0.9% Native American, and 0.6% from two or more races. Hispanic or Latino of any race were 0.6% of the population.
There were 147 households, of which 25.9% had children under the age of 18 living with them, 47.6% were married couples living together, 7.5% had a female householder with no husband present, 6.8% had a male householder with no wife present, and 38.1% were non-families. 32.0% of all households were made up of individuals, and 9.5% had someone living alone who was 65 years of age or older. The average household size was 2.19 and the average family size was 2.71.