Rock Falls, IA Profile: Facts & Data


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Rock Falls, Iowa - Basic Facts

The City of Rock Falls had a population of 153 as of July 1, 2018. Rock Falls ranks in the lower quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Iowa. See peer rankings below.

The primary coordinate point for Rock Falls is located at latitude 43.2075 and longitude -93.0846 in Cerro Gordo County. The formal boundaries for the City of Rock Falls encompass a land area of 0.21 sq. miles and a water area of 0 sq. miles. Cerro Gordo County is in the Central time zone (GMT -6). The elevation is 1,109 feet.

The City of Rock Falls (GNIS ID: 2396398) 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 Falls, a minor civil division (MCD) of Cerro Gordo County.

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  1. Rock Falls 2018 Demographic Data
  2. Growth Rates for Rock Falls (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Iowa Research Tools (Easy Tools & Current Data)
  3. Iowa Data Comparison Tool - 2018 Demographics

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Rock Falls, IA Data & Demographics (As of July 1, 2018)


Total Population 153
Population in Households 153
Population in Familes 127
Population in Group Qrtrs 0
Population Density2 724
Diversity Index3 6


Median Household Income $60,260
Average Household Income $65,789
Per Capita Income $27,988


Total Housing Units 74 (100%)
Owner Occupied HU 58 (78.4%)
Renter Occupied HU 9 (12.2%)
Vacant Housing Units 7 ( 9.5%)
Median Home Value $151,389
Average Home Value $159,649


Total Households 67
Average Household Size 2.28
Family Households 48
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood 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.


2010-2018 2018-2023
Population -0.16% 0.0%
Households -0.18% 0.0%
Families -0.49% 0.0%
Median Household Income   3.28%
Per Capita Income   3.04%

Rock Falls, IA - Peer Comparisons by Rank and Percentile

The table below compares Rock Falls to the other 1,009 incorporated cities, towns and CDPs in Iowa by rank and percentile using July 1, 2018 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 # 774 23rd
Population Density # 474 53rd
Diversity Index # 773 23rd
Median Household Income # 310 69th
Per Capita Income # 572 43rd

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

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