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Zip Code 42103 — Bowling Green, KY

42103 is a ZIP Code associated with Bowling Green, KY, located within Warren. 42103 ranks #3 out of 8 ZIP codes in Warren County by population (and #68 out of 780 in KY). The area supports an estimated population of 21,911 residents across Data Pending housing units, with a population density of 120.1 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (36.948020, -86.333960)

Data MetricLocal Statistic
Postal / Zip Code42103
Primary CityBowling Green
State / ProvinceKY
CountyWarren
Total Population21,911
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density120.1 people/sq mi
TimezoneAmerica/Chicago

How 42103 Compares

MetricZIP 42103Warren CountyKY State Average
Population21,911147,438 (Total)4,542,460 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density120.1 /sq mi----
County Pop Rank#3 of 8----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 42159Oakland5.8 mi1,699N/A
Zip 42122Alvaton6.3 mi5,513N/A
Zip 42104Bowling Green8.2 mi42,076N/A
Zip 42171Smiths Grove11.0 mi6,723N/A
Zip 42101Bowling Green11.4 mi65,421N/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 →