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Zip Code 45429 — Dayton, OH

45429 is a ZIP Code associated with Dayton, OH, located within Montgomery. 45429 ranks #6 out of 32 ZIP codes in Montgomery County by population (and #137 out of 1,232 in OH). The area supports an estimated population of 26,347 residents across Data Pending housing units, with a population density of 1,027.6 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (39.684110, -84.162480)

Data MetricLocal Statistic
Postal / Zip Code45429
Primary CityDayton
State / ProvinceOH
CountyMontgomery
Total Population26,347
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1,027.6 people/sq mi
TimezoneAmerica/New_York

How 45429 Compares

MetricZIP 45429Montgomery CountyOH State Average
Population26,347507,675 (Total)11,810,293 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density1,027.6 /sq mi----
County Pop Rank#6 of 32----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 45419Dayton2.1 mi17,008N/A
Zip 45459Dayton2.6 mi28,553N/A
Zip 45420Dayton3.0 mi24,411N/A
Zip 45409Dayton3.1 mi15,293N/A
Zip 45440Dayton3.4 mi22,358N/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 →