While North Utica is the proper name for the city, advertising on nearby Interstates 80 and 39 refers to the village by its original name, Utica. In addition, people that live in the area, official Interstate signage, and signs indicating the city limits all refer to the town as Utica.
As of the census of 2000, there were 977 people, 420 households, and 268 families residing in the village. The population density was 648.6 people per square mile (249.8/km²). There were 448 housing units at an average density of 297.4/sq mi (114.6/km²). The racial makeup of the village was 97.34% White, 0.31% African American, 0.20% Native American, 0.31% Asian, 0.61% from other races, and 1.23% from two or more races. Hispanic or Latino of any race were 2.05% of the population.
There were 420 households out of which 26.4% had children under the age of 18 living with them, 55.7% were married couples living together, 5.7% had a female householder with no husband present, and 36.0% were non-families. 31.0% of all households were made up of individuals and 12.6% had someone living alone who was 65 years of age or older. The average household size was 2.32 and the average family size was 2.93.
In the village the population was spread out with 22.1% under the age of 18, 7.2% from 18 to 24, 30.4% from 25 to 44, 25.5% from 45 to 64, and 14.8% who were 65 years of age or older. The median age was 39 years. For every 100 females there were 89.0 males. For every 100 females age 18 and over, there were 89.3 males.
The median income for a household in the village was $43,182, and the median income for a family was $54,107. Males had a median income of $37,614 versus $20,074 for females. The per capita income for the village was $23,061. About 3.7% of families and 7.2% of the population were below the poverty line, including 13.1% of those under age 18 and 4.7% of those age 65 or over.