Shell Rock, IA Profile: Facts, Map & Data


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Shell Rock, Iowa - Basic Facts

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The City of Shell Rock had a population of 1,326 as of July 1, 2016.

The primary coordinate point for Shell Rock is located at latitude 42.7123 and longitude -92.5817 in Butler County. The formal boundaries for the City of Shell Rock (see map below) encompass a land area of 1.56 sq. miles and a water area of 0.1 sq. miles. Butler County is in the Central time zone (GMT -6). The elevation is 912 feet.

The City of Shell Rock (GNIS ID: 2395870) 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 Shell Rock is located within Township of Shell Rock, a minor civil division (MCD) of Butler County.

Beneath the boundary map are tables with Shell Rock 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 Shell Rock: Shellrock.

Neighborhood Data

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City of Shell Rock, IA Boundary Map

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Boundary Maps: Township of Shell Rock | Butler County | Iowa Counties

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Shell Rock, IA Data & Demographics (As of July 1, 2016)


Total Population 1,326
Population in Households 1,289
Population in Familes 1,043
Population in Group Qrtrs 37
Population Density1 849
Diversity Index2 9


Total Households 577
Average Household Size 2.23
Family Households 377
Average Family Size 3


Total Housing Units 613 (100%)
Owner Occupied HU 435 (71.0%)
Renter Occupied HU 142 (23.2%)
Vacant Housing Units 36 ( 5.9%)
Median Home Value $112,076
Average Home Value $127,529


Median Household Income $53,353
Average Household Income $62,746
Per Capita Income $27,446
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.37% 0.49%
Households 0.65% 0.62%
Families 0.61% 0.58%
Median Household Income   3.58%
Per Capita Income   2.84%
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.

Shell Rock, IA - Peer Comparisons by Rank and Percentile

The table below compares Shell Rock to the other 1,009 incorporated cities, towns and CDPs in Iowa 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 # 235 77th
Population Density1 # 403 60th
Diversity Index2 # 498 51st
Median Household Income # 480 53rd
Per Capita Income # 452 55th

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

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