Maryland's 4th Congressional District
Maryland · MD-04
Maryland's 4th Congressional District is one of 8 U.S. House districts in Maryland, represented in Congress by Glenn Ivey (Democrat). It is home to roughly 760,510 people, with a median age of 37.1. The population is about 55% Black. The median household income is $91,197, and 33% of adults 25 and older hold a bachelor’s degree or higher. In the 2024 presidential election it voted safely Democratic (D+74).
Representative
Current U.S. House member (source: house.gov).
Geography
MD-04 is shown in red. Click a neighboring district to open it, or zoom out to explore the country.
Covering 224 square miles, MD-04 is the 367th-largest of the 435 congressional districts by land area. With about 3,395 residents per square mile, it is a heavily urban district. Its shape is irregular: the district's Polsby-Popper score of 0.27 ranks 229th of 435 nationally, where 1st is the most compact.
Presidential results
In the 2024 presidential election, 85% of MD-04 voters backed Kamala Harris and 12% Donald Trump — a D+74 margin. That is a 7.0-point shift toward the Republicans from 2020, when the district voted D+81.
Two-party presidential vote by district (source: The Downballot).
Who lives here
The median resident of the district is 37.1 years old; 22.8% of residents are under 18 and 13.8% are 65 or older. About 29.2% of residents were born outside the United States, and 36.1% speak a language other than English at home.
U.S. Census Bureau, American Community Survey (5-year estimates).
Economy & education
At $91,197, the district's median household income ranks 117th of 435 districts nationwide. The typical owner-occupied home is worth $381,764, and the median rent is $1,742 a month. 11.9% of residents live below the poverty line, and workers average a 37.9-minute commute (13.4% work from home).
U.S. Census Bureau, American Community Survey (5-year estimates).