ZIP code · Berlin · Maryland · United States
ZIP code 21811 — Berlin
ZIP code 21811 serves Berlin, Maryland.
- Postal code
- 21811Single source Value from one source, not cross-checked.
- City
- Berlin
- County
- Worcester FIPS 24047
- State
- Maryland
- Country
- United States
- Coordinates
- 38.3475, -75.1866 — precision precise (locality)
View on OpenStreetMap - Population
- 24,263 (ZCTA, ACS 5-year)
- Population density
- 239 / sq mi
- Land area
- 101.5 sq mi (262.9 km²) (ZCTA, ACS 5-year)
- Median household income
- $91,293
- Per-capita income
- $51,603
- Median age
- 55.2
- Households
- 10,698
- Housing units
- 15,439
- Median home value
- $362,500
- Median gross rent
- $1,398 / month
- 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)
Tools: compare 21811 with another ZIP · ZIPs within 25 miles · distance from 21811
Map of ZIP code 21811
Climate — monthly normals
Warmest month Jul (avg high 84°F), coldest Jan (avg low 28°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 45 | 47 | 52 | 62 | 70 | 79 | 84 | 83 | 77 | 68 | 58 | 50 |
| Avg low °F | 28 | 29 | 35 | 44 | 53 | 63 | 68 | 67 | 61 | 49 | 39 | 32 |
| Precip in | 3.4 | 3.0 | 3.9 | 3.0 | 3.8 | 3.3 | 3.8 | 3.8 | 3.9 | 4.0 | 3.2 | 3.6 |
NOAA 1991–2020 climate normals from the nearest station: OCEAN CITY MUNI AP (4.3 mi) · NOAA NCEI
Places in ZIP 21811
- 12 schools
- 1 colleges & universities
- 5 hospitals & clinics
- 5 doctors & dentists
- 4 pharmacies
- 5 supermarkets
- 45 restaurants & cafés
- 2 bars & pubs
- 19 parks
- 22 playgrounds
- 8 gyms & sports centres
- 2 libraries
- 3 post offices
- 19 places of worship
- 11 banks
- 9 gas stations
- 7 police & fire stations
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