Shell Rock, IA 50670 ZIP Code Profile

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Shell Rock, IA

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ZIP Code 50670: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Shell Rock, IA 50670

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 51
  • Single Family Addresses: 529
  • Multi-Family Addresses: 59
  • County: Butler County
  • Centroid: Latitude 42.71, Longitude -92.581
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

ZIP Code 50670 has segments in 2 Counties (Bremer, Butler).

Neighborhood Data

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50670 ZIP Code Map

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Shell Rock, IA 50670 Data & Demographics (As of July 1, 2017)


Total Population 2,103
Daytime Population: Workers 912
Daytime Population: Residents 1,058
Total Daytime Population (TDP) 1,970
Ratio TDP/Total Population1 0.94
Population in Households 2,067
Population in Familes 1,727
Population in Group Qrtrs 36
Population Density2 39
Diversity Index3 11


Median Household Income $57,958
Average Household Income $67,017
Per Capita Income $28,032


Total Housing Units 925 (100%)
Owner Occupied HU 692 (74.8%)
Renter Occupied HU 182 (19.7%)
Vacant Housing Units 51 ( 5.5%)
Median Home Value $142,414
Average Home Value $172,868


Total Households 874
Average Household Size 2.36
Family Households 608
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 0.11% 0.21%
Households 0.27% 0.25%
Families 0.09% 0.13%
Median Household Income   2.13%
Per Capita Income   2.51%

Shell Rock, IA 50670 - Peer Comparisons by Rank and Percentile

The table below compares 50670 to the other 963 ZIP Codes 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 # 276 71st
Population Density # 316 67th
Diversity Index # 425 56th
Median Household Income # 306 68th
Per Capita Income # 481 50th

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

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