99chambers

Maryland House of Delegates seat · lines in effect since 2022

Maryland Delegate District 10

A district of about 128,000 people, 49% Black, 45% of adults with a bachelor's degree. It votes D+57.1 relative to the nation for president.

Adrienne Jones (D) · since Nov 3, 1998Jennifer White Holland (D)Scott Phillips (D) · since Nov 8, 2022Next election Nov 5, 2030The 2026 race →

Where it sits among all 71 seats

Every Maryland House of Delegates 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+57.122nd most
Democratic
Most DemocraticMost Republican36th seat · the majority lineDistrict 10

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.

20222024
U.S. SenateNo raceD+39.2
Maryland House of DelegatesD+49.4No race

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 71 seats. Small marks are other seats in Maryland. The black marker is District 10.

Adults with a bachelor's degree45% 63rd pct · 27th of 71 in MD

Higher than 63% of seats.

White adults without a degree18% 40th pct · 43rd of 71 in MD

Lower than 60% of seats.

Hispanic residents7% 41st pct · 42nd of 71 in MD

Lower than 59% of seats.

Black residents49% 84th pct · 12th of 71 in MD

Higher than 84% of seats.

Asian residents5% 67th pct · 24th of 71 in MD

Higher than 67% of seats.

People per square mile1,277 47th pct · 38th of 71 in MD

Less dense than 53% 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.

District 11A
57% Black · 48% college gradsD+62.5Held DDistrict 44B
52% Black · 35% college gradsD+58.7CountingDistrict 23
66% Black · 48% college gradsD+73.3CountingDistrict 27A
59% Black · 32% college gradsD+62.1Counting

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. Democratic (D)
    2027– · Won 2026 unopposed
  2. N. Scott Phillips (D)
    2023–2027 · Won 2022 by 49.4
  3. Jennifer White (D)
    2023–2027 · Won 2022 by 51.2
  4. Adrienne A. Jones (D)
    2023–2027 · Won 2022 by 53.6

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