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 1,270 as of July 1, 2017.

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, 2017.

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, 2017)


Total Population 1,270
Daytime Population: Workers 438
Daytime Population: Residents 648
Total Daytime Population (TDP) 1,086
Ratio TDP/Total Population1 0.86
Population in Households 1,237
Population in Familes 998
Population in Group Qrtrs 33
Population Density2 813
Diversity Index3 10


Median Household Income $55,161
Average Household Income $63,444
Per Capita Income $27,678


Total Housing Units 588 (100%)
Owner Occupied HU 417 (70.9%)
Renter Occupied HU 135 (23.0%)
Vacant Housing Units 36 ( 6.1%)
Median Home Value $112,611
Average Home Value $128,118


Total Households 552
Average Household Size 2.24
Family Households 358
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  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.


2010-2017 2017-2022
Population -0.28% -0.09%
Households -0.05% -0.04%
Families -0.19% -0.17%
Median Household Income   2.16%
Per Capita Income   2.61%

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, 2017 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 # 241 76th
Population Density # 421 58th
Diversity Index # 460 55th
Median Household Income # 445 56th
Per Capita Income # 473 53rd

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

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