99chambers

U.S. House seat · lines in effect since 2022

Maryland's 6th District

A district of about 799,000 people, 41% of adults with a bachelor's degree. It votes D+7.2 relative to the nation for president.

April McClain Delaney (D) · since Jan 3, 2025Next election Nov 7, 2028The 2026 race →
MD-6

Source: 2026 results: civicAPI; boundaries: Census Bureau TIGER/LineUpdated Nov 7, 2026, 3:01 PM ET

Where it sits among all 435 seats

Every U.S. House seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.

D+7.2176th most
Democratic
Most DemocraticMost Republican218th seat · the majority line478532MD-61

Labels below the bar mark 7 other seats in Maryland.

Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Every race on these lines

Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.

202220242026
U.S. HouseD+9.6D+6.3D+18.6

Outlined: the race for this seat itselfBlank: no race that year

Source: 99chambers results archive: precinct results allocated to current lines; 2026: civicAPIUpdated Nov 7, 2026, 3:01 PM ET

Who lives here, compared

Grey bars show the spread of all 435 seats. Small marks are other seats in Maryland. The black marker is MD-6.

Adults with a bachelor's degree41% 73rd pct · 5th of 8 in MD

Higher than 73% of seats.

White adults without a degree37% 48th pct · 2nd of 8 in MD

Lower than 52% of seats.

Hispanic residents14% 53rd pct · 3rd of 8 in MD

Higher than 53% of seats.

Black residents12% 67th pct · 8th of 8 in MD

Higher than 67% of seats.

Asian residents9% 82nd pct · 3rd of 8 in MD

Higher than 82% of seats.

People per square mile329 50th pct · 7th of 8 in MD

Denser than 50% of seats.

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET

Seats most like this one

Nearest seats on demographics, density and lean. 1 of the 4 flipped this year.

NJ-3
46% college gradsD+9.7Held DNE-2
42% college gradsD+5.1Flipped DCA-3
39% college gradsD+11.5Held DMN-2
44% college gradsD+6.3Held D

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Who has held it

These lines took effect in 2022.

  1. April McClain Delaney (D)
    2025– · Won 2024 by 6.3, 2026 by 18.6
  2. David J. Trone (D)
    2023–2025 · Won 2022 by 9.6

Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)