Fenton, Missouri

===2000 census===
As of the [[census]] of 2000, there were 4,360 people, 1,587 households, and 1,239 families living in the city. The population density was {{convert|710.7|PD/sqmi|PD/km2|sp=us|adj=off}}. There were 1,631 housing units at an average density of {{convert|265.9|/sqmi|/km2|sp=us|adj=off}}. The racial makeup of the city was 97.98% [[White (U.S. Census)|White]], 0.39% [[African American (U.S. Census)|African American]], 0.16% [[Native American (U.S. Census)|Native American]], 0.94% [[Asian (U.S. Census)|Asian]], 0.18% from [[Race (United States Census)|other races]], and 0.34% from two or more races. [[Hispanic (U.S. Census)|Hispanic]] or [[Latino (U.S. Census)|Latino]] of any race were 0.80% of the population.

There were 1,587 households, out of which 35.2% had children under the age of 18 living with them, 68.7% were [[Marriage|married couples]] living together, 6.7% had a female householder with no husband present, and 21.9% were non-families. 18.1% of all households were made up of individuals, and 5.7% had someone living alone who was 65 years of age or older. The average household size was 2.72 and the average family size was 3.11.

In the city, the population was spread out, with 25.5% under the age of 18, 7.5% from 18 to 24, 26.8% from 25 to 44, 29.1% from 45 to 64, and 11.1% who were 65 years of age or older. The median age was 40 years. For every 100 females, there were 96.5 males. For every 100 females age 18 and over, there were 92.0 males.

The median income for a household in the city was $74,708, and the median income for a family was $80,536. Males had a median income of $56,425 versus $34,514 for females. The [[per capita income]] for the city was $29,658. About 0.6% of families and 2.1% of the population were below the [[poverty line]], including 1.8% of those under age 18 and 3.8% of those age 65 or over.