Rock City is a village in Stephenson County,

Illinois Illinois ( ) is a state in the Midwestern United States. Its largest metropolitan areas include the Chicago metropolitan area, and the Metro East section, of Greater St. Louis. Other smaller metropolitan areas include, Peoria and Rockf ...

. The population was 315 at the 2010 census, up from 313 in 2000.

Geography

Rock City is located at (42.412685, -89.468058). According to the 2010 census, Rock City has a total area of , all land.

Demographics

2010 U.S. Census At the 2010 census, there were 315 people which is an increase of 0.6% from the 2000 census. This breaks down as 174 males and 141 females. A total of 307 people were Non-Hispanic or Latino. By race, there were 305 people indicated as white with the remaining 10 indicated as being identified by two or more races. There were a total of 128 housing units with 123 occupied. Of the 128 households, 47.8% had children under the age of 18 living with them. The average household size was 2.56 and the average family size was 3.06. The median household income was $56,731, and the median family income was $71,250. Males had a median income of $40,446 versus $26,250 for females. The three largest employers in Rock City ar
Pregl Services
an
Tri-District Ambulance
2000 U.S. Census At the 2000

census A census is the procedure of systematically acquiring, recording and calculating information about the members of a given population. This term is used mostly in connection with national population and housing censuses; other common censuses in ...

, there were 313 people, 120 households, and 81 families residing in the village. The population density was . There were 122 housing units at an average density of . The racial makeup of the village was 99.68%

White White is the lightest color and is achromatic (having no hue). It is the color of objects such as snow, chalk, and milk, and is the opposite of black. White objects fully reflect and scatter all the visible wavelengths of light. White o ...

, and 0.32% from two or more races. There were 120 households, of which 40.0% had children under the age of 18 living with them, 55.8% were married couples living together, 7.5% had a female householder with no husband present, and 31.7% were non-families. 28.3% of all households were made up of individuals, and 18.3% had someone living alone who was 65 years of age or older. The average household size was 2.61 and the average family size was 3.24. Age distribution was 31.0% under the age of 18, 6.4% from 18 to 24, 28.8% from 25 to 44, 16.6% from 45 to 64, and 17.3% who were 65 years of age or older. The median age was 34 years. For every 100 females, there were 93.2 males. For every 100 females age 18 and over, there were 92.9 males. The

median household income The median income is the income amount that divides a population into two equal groups, half having an income above that amount, and half having an income below that amount. It may differ from the mean (or average) income. Both of these are ways o ...

was $46,250, and the median family income was $51,750. Males had a median income of $35,417 versus $25,417 for females. The

per capita income Per capita income (PCI) or total income measures the average income earned per person in a given area (city, region, country, etc.) in a specified year. It is calculated by dividing the area's total income by its total population. Per capita i ...

for the village was $20,920. About 3.4% of families and 4.7% of the population were below the

poverty line The poverty threshold, poverty limit, poverty line or breadline is the minimum level of income deemed adequate in a particular country. The poverty line is usually calculated by estimating the total cost of one year's worth of necessities for t ...

, including 2.9% of those under age 18 and 5.1% of those age 65 or over.

References

External links

Stephenson County
{{authority control Villages in Stephenson County, Illinois Villages in Illinois Populated places established in 1859 1859 establishments in Illinois