The Village of Rock City had a population of 306 as of July 1, 2016. Rock City ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Illinois. See peer rankings below.
The primary coordinate point for Rock City is located at latitude 42.4132 and longitude -89.4709 in Stephenson County. The formal boundaries for the Village of Rock City (see map below) encompass a land area of 0.15 sq. miles and a water area of 0 sq. miles. Stephenson County is in the Central time zone (GMT -6). The elevation is 909 feet.
The Village of Rock City (GNIS ID: 2399101) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.
Beneath the boundary map are tables with Rock City population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.
Alternate Unofficial Names for Rock City: Rock Run.
|Population in Households||306|
|Population in Familes||273|
|Population in Group Qrtrs||0|
|Average Household Size||2.53|
|Average Family Size||3|
|Total Housing Units||128 (100%)|
|Owner Occupied HU||105 (82.0%)|
|Renter Occupied HU||16 (12.5%)|
|Vacant Housing Units||7 ( 5.5%)|
|Median Home Value||$145,833|
|Average Home Value||$176,442|
|Median Household Income||$55,750|
|Average Household Income||$73,856|
|Per Capita Income||$28,686|
|(Compound Annual Growth Rates)|
|Median Household Income||1.84%|
|Per Capita Income||2.44%|
The table below compares Rock City to the other 1,368 incorporated cities, towns and CDPs in Illinois by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
|Total Population||# 1090||20th|
|Population Density1||# 275||80th|
|Diversity Index2||# 664||52nd|
|Median Household Income||# 540||61st|
|Per Capita Income||# 446||67th|
Additional comparisons and rankings can be made with a VERY EASY TO USE Illinois Census Data Comparison Tool.