2010 census

As of the census^[9] of 2010, there were 638 people, 277 households, and 189 families living in the city. The population density was 981.5 inhabitants per square mile (379.0/km²). There were 306 housing units at an average density of 470.8 per square mile (181.8/km²). The racial makeup of the city was 97.6% White, 1.3% Native American, 0.2% from other races, and 0.9% from two or more races. Hispanic or Latino of any race were 2.4% of the population.

There were 277 households, of which 27.8% had children under the age of 18 living with them, 54.2% were married couples living together, 8.7% had a female householder with no husband present, 5.4% had a male householder with no wife present, and 31.8% were non-families. 27.8% of all households were made up of individuals, and 12.7% had someone living alone who was 65 years of age or older. The average household size was 2.30 and the average family size was 2.75.

The median age in the city was 44.6 years. 20.4% of residents were under the age of 18; 7% were between the ages of 18 and 24; 22.9% were from 25 to 44; 27.2% were from 45 to 64; and 22.3% were 65 years of age or older. The gender makeup of the city was 48.9% male and 51.1% female.

2000 census

As of the census^[10] of 2000, there were 622 people, 272 households, and 178 families living in the city. The population density was 1,074.6 inhabitants per square mile (414.9/km²). There were 286 housing units at an average density of 494.1 per square mile (190.8/km²). The racial makeup of the city was 99.20% White, 0.16% African American, 0.48% Asian, 0.16% from other races. Hispanic or Latino of any race were 0.80% of the population.

There were 272 households, out of which 23.9% had children under the age of 18 living with them, 58.5% were married couples living together, 5.9% had a female householder with no husband present, and 34.2% were non-families. 31.6% of all households were made up of individuals, and 17.6% had someone living alone who was 65 years of age or older. The average household size was 2.29 and the average family size was 2.89.

Age spread: 22.5% under the age of 18, 5.1% from 18 to 24, 26.0% from 25 to 44, 24.3% from 45 to 64, and 22.0% who were 65 years of age or older. The median age was 43 years. For every 100 females, there were 92.0 males. For every 100 females age 18 and over, there were 84.7 males.

The median income for a household in the city was $36,912, and the median income for a family was $44,306. Males had a median income of $29,107 versus $26,750 for females. The per capita income for the city was $16,896. About 2.2% of families and 5.3% of the population were below the poverty line, including 8.7% of those under age 18 and 5.9% of those age 65 or over.