Mississippi's 3rd Congressional District
Mississippi · MS-03
Mississippi's 3rd Congressional District is one of 4 U.S. House districts in Mississippi, represented in Congress by Michael Guest (Republican). It is home to roughly 736,493 people, with a median age of 38.4. The population is about 59% White. The median household income is $57,728, and 28% of adults 25 and older hold a bachelor’s degree or higher. In the 2024 presidential election it voted solidly Republican (R+29).
Representative
Current U.S. House member (source: house.gov).
Geography
MS-03 is shown in red. Click a neighboring district to open it, or zoom out to explore the country.
Covering 11,832 square miles, MS-03 is the 63rd-largest of the 435 congressional districts by land area. With about 62 residents per square mile, it is a predominantly rural district. Its shape is irregular: the district's Polsby-Popper score of 0.27 ranks 233rd of 435 nationally, where 1st is the most compact.
Presidential results
In the 2024 presidential election, 35% of MS-03 voters backed Kamala Harris and 64% Donald Trump — a R+29 margin. That is a 5.0-point shift toward the Republicans from 2020, when the district voted R+24.
Two-party presidential vote by district (source: The Downballot).
Who lives here
The median resident of the district is 38.4 years old; 23.3% of residents are under 18 and 17% are 65 or older. About 2.2% of residents were born outside the United States, and 4.4% speak a language other than English at home.
U.S. Census Bureau, American Community Survey (5-year estimates).
Economy & education
At $57,728, the district's median household income ranks 407th of 435 districts nationwide. The typical owner-occupied home is worth $168,879, and the median rent is $951 a month. 18.1% of residents live below the poverty line, and workers average a 27.1-minute commute (5.3% work from home).
U.S. Census Bureau, American Community Survey (5-year estimates).