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Zip Code 23056 — Foster, VA

23056 is a ZIP Code associated with Foster, VA, located within Mathews. The postal region supports an estimated population of 175 residents across Data Pending housing units, with a population density of 9.8 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (37.418090, -76.387240)

Data MetricLocal Statistic
Postal / Zip Code23056
Primary CityFoster
State / ProvinceVA
CountyMathews
Total Population175
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density9.8 people/sq mi
TimezoneAmerica/New_York

How 23056 Compares

MetricZIP 23056Mathews CountyVA State Average
Population1758,5848,705,380
Median IncomeData PendingN/AN/A
Population Density9.8 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 23025Cardinal1.4 mi686N/A
Zip 23021Bohannon1.5 mi19N/A
Zip 23128North3.4 mi367N/A
Zip 23109Mathews3.6 mi2,327N/A
Zip 23050Dutton5.2 mi437N/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 →