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Zip Code 50021 — Ankeny, IA

50021 is a ZIP Code associated with Ankeny, IA, located within Polk. 50021 ranks #7 out of 33 ZIP codes in Polk County by population (and #21 out of 970 in IA). The area supports an estimated population of 30,283 residents across Data Pending housing units, with a population density of 485.6 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (41.720700, -93.568380)

Data MetricLocal Statistic
Postal / Zip Code50021
Primary CityAnkeny
State / ProvinceIA
CountyPolk
Total Population30,283
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density485.6 people/sq mi
TimezoneAmerica/Chicago

How 50021 Compares

MetricZIP 50021Polk CountyIA State Average
Population30,283499,242 (Total)3,210,984 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density485.6 /sq mi----
County Pop Rank#7 of 33----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 50023Ankeny3.4 mi46,306N/A
Zip 50032Berwick4.0 mi707N/A
Zip 50313Des Moines5.3 mi17,440N/A
Zip 50073Elkhart5.4 mi1,208N/A
Zip 50035Bondurant5.6 mi10,131N/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 →