Home > IA > Calhoun County > Rockwell City > Zip 50579

Zip Code 50579 — Rockwell City, IA

50579 is a ZIP Code associated with Rockwell City, IA, located within Calhoun. The postal region supports an estimated population of 3,034 residents across Data Pending housing units, with a population density of 8.3 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (42.393560, -94.634500)

Data MetricLocal Statistic
Postal / Zip Code50579
Primary CityRockwell City
State / ProvinceIA
CountyCalhoun
Total Population3,034
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density8.3 people/sq mi
TimezoneAmerica/Chicago

How 50579 Compares

MetricZIP 50579Calhoun CountyIA State Average
Population3,03410,3753,210,984
Median IncomeData PendingN/AN/A
Population Density8.3 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 50551Jolley8.7 mi96N/A
Zip 50552Knierim9.9 mi76N/A
Zip 51453Lohrville9.9 mi500N/A
Zip 51449Lake City10.2 mi1,950N/A
Zip 50586Somers10.4 mi272N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →