Madison is a community in Dorchester County, Maryland, home to about 133 people across 3.2 square miles. Its ZIP code is 21648, and parts of 21677 are in Madison too.
Mostly Madison
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| Nearest major airport | Ronald Reagan Washington National Airport (DCA)51 miles away |
|---|---|
| Closer regional airport | Salisbury Ocean City Wicomico Regional Airport (SBY)40 miles away |
| Nearest city of 250,000+ | Washington, DC52 miles away |
| Nearest city of 1 million+ | Philadelphia, PA120 miles away |
Straight-line distances from the center of Madison; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Madison had 205 residents in the 2020 census, up 0% since 2010.
It’s the 472nd largest of 527 towns in Maryland by population.
Dorchester County grew from 27,962 residents in 1900 to 32,531 in 2020.
Dorchester County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 88°F in summer, and winter lows average 29°F. About 47.7 inches of rain and melted snow fall in a typical year, with about 14 inches of snow.
Source: NOAA 1991–2020 climate normals, Royal Oak 2 Ssw, MD weather station (16 miles away).
9,537 jobs at 687 businesses in Dorchester County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2022 (private employers; jobs counted where people work).
Nearest hospitals
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
Museums
Counts are within about 1.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.