ZIP code · Stevensville · Maryland · United States
ZIP code 21666 — Stevensville
ZIP code 21666 serves Stevensville, Maryland.
- Postal code
- 21666Single source Value from one source, not cross-checked.
- City
- Stevensville
- County
- Queen Anne's FIPS 24035
- State
- Maryland
- Country
- United States
- Coordinates
- 38.9394, -76.3371 — precision precise (locality)
View on OpenStreetMap - Population
- 14,205 (ZCTA, ACS 5-year)
- Population density
- 650 / sq mi
- Land area
- 21.9 sq mi (56.6 km²) (ZCTA, ACS 5-year)
- Median household income
- $130,426
- Per-capita income
- $62,181
- Median age
- 46.4
- Households
- 5,520
- Housing units
- 5,781
- Median home value
- $478,500
- Median gross rent
- $1,755 / month
- 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 21666 with another ZIP · ZIPs within 25 miles · distance from 21666
Map of ZIP code 21666
Climate — monthly normals
Warmest month Jul (avg high 87°F), coldest Jan (avg low 29°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 42 | 44 | 52 | 64 | 73 | 83 | 87 | 85 | 78 | 68 | 56 | 46 |
| Avg low °F | 29 | 30 | 36 | 46 | 56 | 66 | 72 | 69 | 63 | 51 | 41 | 34 |
| Precip in | 3.0 | 3.1 | 4.0 | 3.4 | 4.2 | 4.1 | 4.7 | 4.3 | 4.5 | 4.5 | 3.3 | 3.8 |
NOAA 1991–2020 climate normals from the nearest station: STEVENSVILLE 2SW (2.2 mi) · NOAA NCEI
Places in ZIP 21666
- 9 schools
- 1 doctors & dentists
- 1 supermarkets
- 15 restaurants & cafés
- 9 parks
- 10 playgrounds
- 1 gyms & sports centres
- 1 libraries
- 3 post offices
- 4 places of worship
- 6 banks
- 8 gas stations
- 2 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