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Zip Code 40037 — Loretto, KY

40037 is a ZIP Code associated with Loretto, KY, located within Marion. 40037 ranks #2 out of 8 ZIP codes in Marion County by population (and #274 out of 780 in KY). The area supports an estimated population of 2,793 residents across Data Pending housing units, with a population density of 21.5 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (37.654090, -85.411960)

Data MetricLocal Statistic
Postal / Zip Code40037
Primary CityLoretto
State / ProvinceKY
CountyMarion
Total Population2,793
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density21.5 people/sq mi
TimezoneAmerica/New_York

How 40037 Compares

MetricZIP 40037Marion CountyKY State Average
Population2,79319,358 (Total)4,542,460 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density21.5 /sq mi----
County Pop Rank#2 of 8----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 40049Nerinx1.1 mi108N/A
Zip 40062Saint Francis3.9 mi280N/A
Zip 40063Saint Mary6.9 mi326N/A
Zip 40052New Hope7.3 mi655N/A
Zip 40060Raywick8.4 mi1,114N/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 →