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Zip Code 45242 — Cincinnati, OH

45242 is a ZIP Code associated with Cincinnati, OH, located within Hamilton. The postal region supports an estimated population of 22,623 residents across Data Pending housing units, with a population density of 644.6 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (39.243480, -84.356210)

Data MetricLocal Statistic
Postal / Zip Code45242
Primary CityCincinnati
State / ProvinceOH
CountyHamilton
Total Population22,623
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density644.6 people/sq mi
TimezoneAmerica/New_York

How 45242 Compares

MetricZIP 45242Hamilton CountyOH State Average
Population22,623842,50111,810,293
Median IncomeData PendingN/AN/A
Population Density644.6 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 45249Cincinnati2.7 mi14,490N/A
Zip 45236Cincinnati3.2 mi24,513N/A
Zip 45241Cincinnati3.3 mi23,955N/A
Zip 45147Miamiville3.7 mi57N/A
Zip 45243Cincinnati4.2 mi16,103N/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 →