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Zip Code 40328 — Gravel Switch, KY

40328 is a ZIP Code associated with Gravel Switch, KY, located within Marion. The postal region supports an estimated population of 963 residents across Data Pending housing units, with a population density of 6.2 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (37.566320, -85.025650)

Data MetricLocal Statistic
Postal / Zip Code40328
Primary CityGravel Switch
State / ProvinceKY
CountyMarion
Total Population963
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density6.2 people/sq mi
TimezoneAmerica/New_York

How 40328 Compares

MetricZIP 40328Marion CountyKY State Average
Population96319,3584,542,460
Median IncomeData PendingN/AN/A
Population Density6.2 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 40468Perryville6.2 mi2,084N/A
Zip 40464Parksville6.3 mi936N/A
Zip 40009Bradfordsville7.7 mi1,851N/A
Zip 40440Junction City10.6 mi2,428N/A
Zip 40033Lebanon11.7 mi11,923N/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 →