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Zip Code 45430 — Dayton, OH

45430 is a ZIP Code associated with Dayton, OH, located within Greene. 45430 ranks #8 out of 17 ZIP codes in Greene County by population (and #444 out of 1,232 in OH). The area supports an estimated population of 7,371 residents across Data Pending housing units, with a population density of 588.1 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (39.712960, -84.084350)

Data MetricLocal Statistic
Postal / Zip Code45430
Primary CityDayton
State / ProvinceOH
CountyGreene
Total Population7,371
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density588.1 people/sq mi
TimezoneAmerica/New_York

How 45430 Compares

MetricZIP 45430Greene CountyOH State Average
Population7,371204,272 (Total)11,810,293 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density588.1 /sq mi----
County Pop Rank#8 of 17----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 45432Dayton1.8 mi15,055N/A
Zip 45420Dayton2.5 mi24,411N/A
Zip 45440Dayton2.8 mi22,358N/A
Zip 45434Dayton2.9 mi12,529N/A
Zip 45301Alpha3.3 mi224N/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 →