Rock Falls, IL Profile: Facts, Map & Data

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Rock Falls, Illinois - Basic Facts

The City of Rock Falls had a population of 9,243 as of July 1, 2016. Rock Falls ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Illinois. See peer rankings below.

The primary coordinate point for Rock Falls is located at latitude 41.773 and longitude -89.6945 in Whiteside County. The formal boundaries for the City of Rock Falls (see map below) encompass a land area of 3.72 sq. miles and a water area of 0.14 sq. miles. Whiteside County is in the Central time zone (GMT -6). The elevation is 646 feet.

The City of Rock Falls (GNIS ID: 2396397) 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.

The City of Rock Falls is located within Township of Coloma, a minor civil division (MCD) of Whiteside County.

Beneath the boundary map are tables with Rock Falls 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 Falls: Rockfalls.


Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.

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City of Rock Falls, IL Boundary Map



Also See: BIG Map | Driving Directions | IL Congressional Districts
Boundary Maps: Township of Coloma | Whiteside County | Illinois Counties

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Rock Falls, IL Data & Demographics (As of July 1, 2016)

POPULATION

Total Population 9,243
Population in Households 9,184
Population in Familes 7,089
Population in Group Qrtrs 59
Population Density1 2,486
Diversity Index2 40
 

HOUSEHOLDS

Total Households 3,843
Average Household Size 2.39
Family Households 2,369
Average Family Size 3

HOUSING

Total Housing Units 4,199 (100%)
Owner Occupied HU 2,342 (55.8%)
Renter Occupied HU 1,501 (35.7%)
Vacant Housing Units 356 ( 8.5%)
Median Home Value $79,793
Average Home Value $94,614
 

INCOME

Median Household Income $35,629
Average Household Income $44,517
Per Capita Income $18,851
  (Compound Annual Growth Rates)

GROWTH RATES

2010-2015 2015-2020
Population -0.27% -0.4%
Households -0.15% -0.33%
Families -0.4% -0.45%
Median Household Income   0.29%
Per Capita Income   0.78%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Rock Falls, IL - Peer Comparisons by Rank and Percentile

The table below compares Rock Falls 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.

Variable Description Rank Percentile
Total Population # 236 83rd
Population Density1 # 183 87th
Diversity Index2 # 246 82nd
Median Household Income # 1268 7th
Per Capita Income # 1283 6th

Additional comparisons and rankings can be made with a VERY EASY TO USE Illinois Census Data Comparison Tool.