ZIP code · Upper Fairmount · Maryland · United States
ZIP code 21867 — Upper Fairmount
ZIP code 21867 serves Upper Fairmount, Maryland.
- Postal code
- 21867Single source Value from one source, not cross-checked.
- City
- Upper Fairmount
- County
- Somerset FIPS 24039
- State
- Maryland
- Country
- United States
- Coordinates
- 38.1040, -75.7913 — precision precise (locality)
View on OpenStreetMap - Population
- 52 (ZCTA, ACS 5-year)
- Population density
- 221 / sq mi
- Land area
- 0.2 sq mi (0.6 km²) (ZCTA, ACS 5-year)
- Per-capita income
- $0
- Median age
- 46.4
- Households
- 19
- Housing units
- 63
- Congressional district
- MD-1 (119th Congress)
- USDA hardiness zone
- 8a (10 to 15 °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)
Tools: compare 21867 with another ZIP · ZIPs within 25 miles · distance from 21867
Map of ZIP code 21867
Climate — monthly normals
Warmest month Jul (avg high 89°F), coldest Jan (avg low 29°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 47 | 50 | 58 | 69 | 77 | 85 | 89 | 86 | 81 | 71 | 60 | 52 |
| Avg low °F | 29 | 30 | 37 | 46 | 55 | 65 | 70 | 68 | 62 | 50 | 40 | 33 |
| Precip in | 3.6 | 3.2 | 4.2 | 3.6 | 3.7 | 4.3 | 4.8 | 5.3 | 4.3 | 3.9 | 3.4 | 3.7 |
NOAA 1991–2020 climate normals from the nearest station: SALISBURY (21.1 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 · 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