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Zip Code 51230 — Alvord, IA

51230 is a ZIP Code associated with Alvord, IA, located within Lyon. 51230 ranks #7 out of 8 ZIP codes in Lyon County by population (and #682 out of 970 in IA). The area supports an estimated population of 478 residents across Data Pending housing units, with a population density of 7.8 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (43.356200, -96.322170)

Data MetricLocal Statistic
Postal / Zip Code51230
Primary CityAlvord
State / ProvinceIA
CountyLyon
Total Population478
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density7.8 people/sq mi
TimezoneAmerica/Chicago

How 51230 Compares

MetricZIP 51230Lyon CountyIA State Average
Population47812,262 (Total)3,210,984 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density7.8 /sq mi----
County Pop Rank#7 of 8----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 51242Lester5.3 mi379N/A
Zip 51235Doon6.8 mi1,007N/A
Zip 51240Inwood7.5 mi1,914N/A
Zip 51246Rock Rapids9.3 mi4,041N/A
Zip 51241Larchwood9.5 mi2,103N/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 →