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Zip Code 51241 — Larchwood, IA

51241 is a ZIP Code associated with Larchwood, IA, located within Lyon. 51241 ranks #2 out of 8 ZIP codes in Lyon County by population (and #269 out of 970 in IA). The area supports an estimated population of 2,103 residents across Data Pending housing units, with a population density of 9.1 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (43.449920, -96.460010)

Data MetricLocal Statistic
Postal / Zip Code51241
Primary CityLarchwood
State / ProvinceIA
CountyLyon
Total Population2,103
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density9.1 people/sq mi
TimezoneAmerica/Chicago

How 51241 Compares

MetricZIP 51241Lyon CountyIA State Average
Population2,10312,262 (Total)3,210,984 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density9.1 /sq mi----
County Pop Rank#2 of 8----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 51242Lester6.2 mi379N/A
Zip 51230Alvord9.5 mi478N/A
Zip 51240Inwood9.7 mi1,914N/A
Zip 51246Rock Rapids14.8 mi4,041N/A
Zip 51235Doon16.3 mi1,007N/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 →