Rockwell City, IA 50579 ZIP Code Profile


ZIP Code 50579: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Rockwell City, IA 50579

Not Acceptable, USPS
Lanedale, IA 50579
Lavinia, IA 50579
Piper, IA 50579
Rands, IA 50579
Richards, IA 50579
Sherwood, IA 50579

  • ZIP Code Type: STANDARD
  • County: Calhoun County
  • Centroid: Latitude 42.394, Longitude -94.631
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes
  • Businesses Addresses: 108
  • PO Box Addresses: 32
  • Residential Addresses: 1,048
    • Multi-Family Addresses: 85
    • Single Family Addresses: 963

The ZIP Code maps and database are updated 4 times per year.
Database updated: August 1, 2018, Maps updated: August 1, 2018.

Jump to... (On This Page!)
  1. 50579 2018 Demographic Data
  2. Growth Rates for 50579 (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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Rockwell City, IA 50579 Data & Demographics (As of July 1, 2018)


Total Population 2,981
Population in Households 2,709
Population in Familes 2,163
Population in Group Qrtrs 272
Population Density2 20
Diversity Index3 16


Median Household Income $52,622
Average Household Income $68,647
Per Capita Income $26,067


Total Housing Units 1,348 (100%)
Owner Occupied HU 819 (60.8%)
Renter Occupied HU 271 (20.1%)
Vacant Housing Units 258 (19.1%)
Median Home Value $75,167
Average Home Value $111,691


Total Households 1,090
Average Household Size 2.49
Family Households 694
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 2.51% 0.1%
Households 0.24% 0.09%
Families 0.07% -0.03%
Median Household Income   0.37%
Per Capita Income   0.91%

Rockwell City, IA 50579 - Peer Comparisons by Rank and Percentile

The table below compares 50579 to the other 961 ZIP Codes 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 # 202 79th
Population Density # 513 47th
Diversity Index # 246 75th
Median Household Income # 633 34th
Per Capita Income # 774 20th

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

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