ZIP code · Hunt Valley · Maryland · United States

ZIP code 21065 — Hunt Valley

ZIP code 21065 serves Hunt Valley, Maryland.

Postal code: 21065
Single source Value from one source, not cross-checked.
City: Hunt Valley
County: Baltimore
State: Maryland
Country: United States
Coordinates: 39.4883, -76.6538 — precision precise (locality)
View on OpenStreetMap
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 (from the nearest rate centre)
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 21065 with another ZIP · ZIPs within 25 miles · distance from 21065

Climate — monthly normals

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg high °F	42	46	54	66	73	82	87	84	77	66	56	46
Avg low °F	27	28	34	45	55	64	69	67	60	49	39	32

NOAA 1991–2020 climate normals from the nearest station: CYLBURN (9.3 mi) · NOAA NCEI

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 · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page