2010 census

As of the census^[11] of 2010, there were 467 people, 175 households, and 106 families residing in the city. The population density was 562.7 inhabitants per square mile (217.3/km²). There were 198 housing units at an average density of 238.6 per square mile (92.1/km²). The racial makeup of the city was 93.1% White, 0.4% Native American, 5.6% from other races, and 0.9% from two or more races. Hispanic or Latino of any race were 7.3% of the population.

There were 175 households, of which 28.0% had children under the age of 18 living with them, 49.7% were married couples living together, 6.9% had a female householder with no husband present, 4.0% had a male householder with no wife present, and 39.4% were non-families. 35.4% of all households were made up of individuals, and 17.7% had someone living alone who was 65 years of age or older. The average household size was 2.31 and the average family size was 3.02.

The median age in the city was 46.4 years. 21.8% of residents were under the age of 18; 8.5% were between the ages of 18 and 24; 19.5% were from 25 to 44; 21% were from 45 to 64; and 29.3% were 65 years of age or older. The gender makeup of the city was 46.0% male and 54.0% female.

2000 census

As of the census^[5] of 2000, there were 432 people, 172 households, and 99 families residing in the city. The population density was 654.3 inhabitants per square mile (252.6/km²). There were 193 housing units at an average density of 292.3 per square mile (112.9/km²). The racial makeup of the city was 97.92% White, 1.39% Native American, 0.23% Asian, 0.23% from other races, and 0.23% from two or more races. Hispanic or Latino of any race were 0.93% of the population. 29.6% were of Norwegian, 26.8% German, 14.0% Finnish, and 7.5% Swedish ancestry according to Census 2000.

There were 172 households, out of which 26.7% had children under the age of 18 living with them, 49.4% were married couples living together, 5.8% had a female householder with no husband present, and 41.9% were non-families. 38.4% of all households were made up of individuals, and 19.8% had someone living alone who was 65 years of age or older. The average household size was 2.22 and the average family size was 3.01.

In the city, the population was spread out, with 21.8% under the age of 18, 7.2% from 18 to 24, 23.4% from 25 to 44, 19.2% from 45 to 64, and 28.5% who were 65 years of age or older. The median age was 43 years. For every 100 females, there were 91.2 males. For every 100 females age 18 and over, there were 88.8 males.

The median income for a household in the city was $28,194, and the median income for a family was $42,000. Males had a median income of $26,667 versus $14,063 for females. The per capita income for the city was $14,852. About 7.4% of families and 14.2% of the population were below the poverty line, including 6.6% of those under age 18 and 26.4% of those age 65 or over.