Home > IA > Chickasaw County > Alta Vista > Zip 50603

Zip Code 50603 — Alta Vista, IA

50603 is a ZIP Code associated with Alta Vista, IA, located within Chickasaw. The postal region supports an estimated population of 555 residents across Data Pending housing units, with a population density of 4.8 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (43.188930, -92.458340)

Data MetricLocal Statistic
Postal / Zip Code50603
Primary CityAlta Vista
State / ProvinceIA
CountyChickasaw
Total Population555
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density4.8 people/sq mi
TimezoneAmerica/Chicago

How 50603 Compares

MetricZIP 50603Chickasaw CountyIA State Average
Population55511,8503,210,984
Median IncomeData PendingN/AN/A
Population Density4.8 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 50628Elma6.3 mi1,423N/A
Zip 50620Colwell7.0 mi36N/A
Zip 50659New Hampton9.8 mi5,688N/A
Zip 50645Ionia11.6 mi1,193N/A
Zip 50460Orchard12.0 mi688N/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 →