ZIP code · Marydel · Maryland · United States
ZIP code 21649 — Marydel
ZIP code 21649 serves Marydel, Maryland.
- Postal code
- 21649Single source Value from one source, not cross-checked.
- City
- Marydel
- County
- Caroline FIPS 24011
- State
- Maryland
- Country
- United States
- Coordinates
- 39.1082, -75.7622 — precision precise (locality)
View on OpenStreetMap - Population
- 1,938 (ZCTA, ACS 5-year)
- Population density
- 92 / sq mi
- Land area
- 21 sq mi (54.5 km²) (ZCTA, ACS 5-year)
- Median household income
- $58,464
- Per-capita income
- $22,348
- Median age
- 34.7
- Households
- 533
- Housing units
- 631
- Median home value
- $199,200
- Median gross rent
- $1,583 / 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 21649 with another ZIP · ZIPs within 25 miles · distance from 21649
Map of ZIP code 21649
Climate — monthly normals
Warmest month Jul (avg high 87°F), coldest Jan (avg low 28°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 44 | 47 | 55 | 66 | 74 | 83 | 87 | 85 | 79 | 69 | 58 | 49 |
| Avg low °F | 28 | 29 | 35 | 45 | 54 | 64 | 69 | 67 | 61 | 50 | 39 | 32 |
| Precip in | 3.4 | 3.1 | 4.2 | 3.7 | 3.9 | 4.6 | 4.1 | 4.9 | 4.3 | 4.1 | 3.4 | 4.0 |
NOAA 1991–2020 climate normals from the nearest station: DOVER (14.0 mi) · NOAA NCEI
Places in ZIP 21649
- 2 parks
- 1 playgrounds
- 2 post offices
- 6 places of worship
- 2 gas 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