ZIP code · Mardela Springs · Maryland · United States
ZIP code 21837 — Mardela Springs
ZIP code 21837 serves Mardela Springs, Maryland.
- Postal code
- 21837Single source Value from one source, not cross-checked.
- City
- Mardela Springs
- County
- Wicomico
- State
- Maryland
- Country
- United States
- Coordinates
- 38.4864, -75.7414 — precision precise (locality)
View on OpenStreetMap - Population
- 2,975 (ZCTA, ACS 5-year)
- Median household income
- $71,667
- Median age
- 39.7
- Time zone
- America/New_York (UTC−5 / UTC−4 DST)
Nearby localities
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). Data generated on 2026-08-21. Methodology · Report an error on this page