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Zip Code 45458 — Dayton, OH

ZIP Code 45458 is associated with Dayton, OH, in Montgomery County. The listed population estimate is 38,712; estimated density is 752.2 people per square mile. Among records with population estimates, it ranks #2 of 31 in Montgomery County and #58 of 1,215 in OH.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.600360, -84.157600)

Data MetricLocal Statistic
Postal / Zip Code45458
Primary CityDayton
State / ProvinceOH
CountyMontgomery
Total Population38,712
Population Density752.2 people/sq mi
TimezoneAmerica/New_York

How 45458 Compares

MetricZIP 45458Montgomery County recordsOH records
Population estimate38,712507,675 (sum)11,810,293 (sum)
Population Density752.2 /sq mi----
County population rank#2 of 31----
State population rank#58 of 1,215----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in OH

ZIP CodeCityDistancePopulation estimate
ZIP 45459Dayton3.2 mi28,553
ZIP 45305Bellbrook4.9 mi11,498
ZIP 45066Springboro4.9 mi27,545
ZIP 45429Dayton5.8 mi26,347
ZIP 45440Dayton6.0 mi22,358

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 →