Rock City, Illinois facts for kids
Quick facts for kids
Rock City
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Sign upon entering the village of Rock City.
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Location of Rock City in Stephenson County, Illinois.
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Location of Illinois in the United States
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| Country | United States |
| State | Illinois |
| County | Stephenson |
| Township | Rock Run |
| Founded | 1859 |
| Area | |
| • Total | 0.13 sq mi (0.35 km2) |
| • Land | 0.13 sq mi (0.35 km2) |
| • Water | 0.00 sq mi (0.00 km2) |
| Elevation | 909 ft (277 m) |
| Population
(2020)
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| • Total | 293 |
| • Density | 2,186.57/sq mi (843.14/km2) |
| ZIP Code(s) |
61070
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| Area code(s) | 815 |
| FIPS code | 17-64837 |
| Wikimedia Commons | Rock City, Illinois |
Rock City is a small village located in Stephenson County, in the state of Illinois, United States. In 2020, about 293 people lived there. It's a quiet place with a rich history.
Contents
History of Rock City
This village was founded in 1859. A man named Samuel Jay Davis is thought to have built the very first general store here. The nearby village of Davis is named after him.
For a long time, the main way people made a living in Rock City was through farming. They mostly grew crops like wheat and corn. Unlike many other small towns, Rock City was not built near a big river or a railroad. This is one reason why its population has stayed about the same for over 150 years.
Where is Rock City?
Rock City is located in Illinois, at these coordinates: 42°24′46″N 89°28′5″W / 42.41278°N 89.46806°W.
According to information from 2010, Rock City covers a total area of about 0.15 square miles (0.39 square kilometers). All of this area is land.
People of Rock City
| Historical population | |||
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| Census | Pop. | %± | |
| 1880 | 161 | — | |
| 1890 | 148 | −8.1% | |
| 1900 | 174 | 17.6% | |
| 1910 | 122 | −29.9% | |
| 1920 | 159 | 30.3% | |
| 1930 | 150 | −5.7% | |
| 1940 | 134 | −10.7% | |
| 1950 | 157 | 17.2% | |
| 1960 | 202 | 28.7% | |
| 1970 | 251 | 24.3% | |
| 1980 | 293 | 16.7% | |
| 1990 | 286 | −2.4% | |
| 2000 | 313 | 9.4% | |
| 2010 | 315 | 0.6% | |
| 2020 | 293 | −7.0% | |
| U.S. Decennial Census | |||
Population in 2010
In 2010, there were 315 people living in Rock City. This was a small increase from the year 2000. Out of these, 174 were males and 141 were females. Most people, 307, were not Hispanic or Latino. About 305 people were white, and 10 people identified as being of two or more races.
There were 128 homes in the village, and 123 of them were lived in. In almost half of these homes (47.8%), there were children under 18 years old. The average number of people living in one home was 2.56, and the average family size was 3.06.
The average income for a household was $56,731 per year. For families, the average income was $71,250. Men earned about $40,446 on average, while women earned about $26,250.
The three biggest employers in Rock City at that time were Pregl Services, US Bank, and Tri-District Ambulance.
Population in 2000
In 2000, Rock City had 313 people living there. There were 120 households and 81 families. The village had about 2,195.7 people per square mile. There were 122 housing units, with an average of 855.9 units per square mile. Most of the people (99.68%) were white.
Out of the 120 households, 40% had children under 18 living with them. More than half (55.8%) were married couples. About 28.3% of all homes had just one person living there. The average household size was 2.61 people, and the average family size was 3.24 people.
The median age of people in Rock City was 34 years old. About 31% of the population was under 18. The average income for a household was $46,250, and for a family, it was $51,750. The average income per person in the village was $20,920. A small number of families (3.4%) and people (4.7%) lived below the poverty line.
See also
In Spanish: Rock City (Illinois) para niños
