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Zip Code 52340 — Tiffin, IA

52340 is a ZIP Code associated with Tiffin, IA, located within Johnson. The postal region supports an estimated population of 6,128 residents across Data Pending housing units, with a population density of 124.2 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (41.706150, -91.680190)

Data MetricLocal Statistic
Postal / Zip Code52340
Primary CityTiffin
State / ProvinceIA
CountyJohnson
Total Population6,128
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density124.2 people/sq mi
TimezoneAmerica/Chicago

How 52340 Compares

MetricZIP 52340Johnson CountyIA State Average
Population6,128159,8733,210,984
Median IncomeData PendingN/AN/A
Population Density124.2 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 52241Coralville4.3 mi23,250N/A
Zip 52322Oxford4.4 mi2,266N/A
Zip 52317North Liberty4.7 mi23,097N/A
Zip 52246Iowa City5.8 mi22,308N/A
Zip 52242Iowa City7.7 mi4,688N/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 →