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Zip Code 45345 — New Lebanon, OH

45345 is a ZIP Code associated with New Lebanon, OH, located within Montgomery. The postal region supports an estimated population of 6,110 residents across Data Pending housing units, with a population density of 105.5 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (39.739200, -84.399260)

Data MetricLocal Statistic
Postal / Zip Code45345
Primary CityNew Lebanon
State / ProvinceOH
CountyMontgomery
Total Population6,110
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density105.5 people/sq mi
TimezoneAmerica/New_York

How 45345 Compares

MetricZIP 45345Montgomery CountyOH State Average
Population6,110507,67511,810,293
Median IncomeData PendingN/AN/A
Population Density105.5 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 45325Farmersville3.5 mi2,470N/A
Zip 45417Dayton6.1 mi28,186N/A
Zip 45426Dayton6.2 mi14,114N/A
Zip 45381West Alexandria6.7 mi5,626N/A
Zip 45327Germantown7.3 mi9,315N/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 →