Hispanic or Latino of any race were 1.37% of the population. There were 303 households, out of which 43.6% had children under the age of 18 living with them, 83.8% were married couples living together, 4.3% had a female householder with no husband present, and 11.2% were non-families. 10.9% of all households were made up of individuals, and 6.6% had someone living alone who was 65 years of age or older. The average household size was 3.13 and the average family size was 3.38. In the city, the population was spread out, with 33.2% under the age of 18, 9.3% from 18 to 24, 25.0% from 25 to 44, 20.3% from 45 to 64, and 12.2% who were 65 years of age or older. The median age was 32 years. For every 100 females, there were 93.7 males. For every 100 females age 18 and over, there were 100.3 males. The median income for a household in the city was $44,911, and the median income for a family was $50,000. Males had a median income of $38,750 versus $20,156 for females. The per capita income for the city was $15,920. About 3.5% of families and 4.2% of the population were below the poverty line, including 3.5% of those under age 18 and 10.5% of those age 65 or over.