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Zip Code 45406 — Dayton, OH

45406 is a ZIP Code associated with Dayton, OH, located within Montgomery. The postal region supports an estimated population of 19,991 residents across Data Pending housing units, with a population density of 1,549.4 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (39.784420, -84.241780)

Data MetricLocal Statistic
Postal / Zip Code45406
Primary CityDayton
State / ProvinceOH
CountyMontgomery
Total Population19,991
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1,549.4 people/sq mi
TimezoneAmerica/New_York

How 45406 Compares

MetricZIP 45406Montgomery CountyOH State Average
Population19,991507,67511,810,293
Median IncomeData PendingN/AN/A
Population Density1,549.4 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 45405Dayton1.5 mi18,955N/A
Zip 45416Dayton1.8 mi5,640N/A
Zip 45402Dayton2.5 mi9,407N/A
Zip 45428Dayton3.1 mi272N/A
Zip 45423Dayton3.2 miN/AN/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 →