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ZIP code · Fork · Maryland · United States

ZIP code 21051 — Fork

ZIP code 21051 serves Fork, Maryland.

Postal code
21051
Single source Value from one source, not cross-checked.
City
Fork
County
Baltimore FIPS 24005
State
Maryland
Country
United States
Coordinates
39.4731, -76.4484 — precision precise (locality)
View on OpenStreetMap
Population
132 (ZCTA, ACS 5-year)
Population density
332 / sq mi
Land area
0.4 sq mi (1 km²) (ZCTA, ACS 5-year)
Median household income
$189,453
Per-capita income
$75,983
Median age
44.8
Households
47
Housing units
47
Median home value
$562,500
Congressional district
MD-1 (119th Congress)
USDA hardiness zone
7b (5 to 10 °F)
Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
Time zone
America/New_York (UTC−5 / UTC−4 DST)
Area codes
410, 443, 667
Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.

Tools: compare 21051 with another ZIP · ZIPs within 25 miles · distance from 21051

Climate — monthly normals

Warmest month Jul (avg high 87°F), coldest Jan (avg low 27°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F424654667382878477665646
Avg low °F272834455564696760493932

NOAA 1991–2020 climate normals from the nearest station: CYLBURN (13.7 mi) · NOAA NCEI

Places in ZIP 21051

Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page