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Zip Code 20187 — Warrenton, VA

20187 is a ZIP Code associated with Warrenton, VA, located within Fauquier. The postal region supports an estimated population of 18,980 residents across Data Pending housing units, with a population density of 143.5 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (38.718460, -77.742750)

Data MetricLocal Statistic
Postal / Zip Code20187
Primary CityWarrenton
State / ProvinceVA
CountyFauquier
Total Population18,980
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density143.5 people/sq mi
TimezoneAmerica/New_York

How 20187 Compares

MetricZIP 20187Fauquier CountyVA State Average
Population18,98072,8088,705,380
Median IncomeData PendingN/AN/A
Population Density143.5 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 20186Warrenton5.7 mi15,703N/A
Zip 20137Broad Run6.1 mi1,938N/A
Zip 20155Gainesville8.9 mi37,486N/A
Zip 20119Catlett9.1 mi3,416N/A
Zip 22728Midland10.2 mi3,752N/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 →