ZIP Code 23056
About Foster
Foster is an unincorporated community in Mathews County, Virginia, United States. Foster is located on Virginia Route 14, 3.5 miles (5.6 km) west-northwest of Mathews. Foster has a post office with ZIP code 23056.
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Area Profile
US Census (ACS 5-year · Gazetteer)
192
population
$104,028
median household income
28
people / sq mi
$344,600
median home value
57.1
median age
178
housing units
93
households
6.9
land area (sq mi)