99chambers

Delaware State Senate seat · lines in effect since 2022

Delaware Senate District 1

A district of about 38,000 people, 54% of adults with a bachelor's degree. It votes D+47.8 relative to the nation for president.

Dan Cruce (D) · since Feb 15, 2025Next election Nov 5, 2030The 2026 race →

Where it sits among all 21 seats

Every Delaware State Senate 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+47.84th most
Democratic
Most DemocraticMost Republican11th seat · the majority lineDistrict 1

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.

20242026
U.S. SenateD+47.8No race
GovernorD+43.5No race
Delaware State SenateNo raceD+57.6

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

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

Who lives here, compared

Grey bars show the spread of all 21 seats. Small marks are other seats in Delaware. The black marker is District 1.

Adults with a bachelor's degree54% 90th pct · 3rd of 21 in DE

Higher than 90% of seats.

White adults without a degree29% 20th pct · 17th of 21 in DE

Lower than 80% of seats.

Hispanic residents6% 15th pct · 18th of 21 in DE

Lower than 85% of seats.

Black residents19% 50th pct · 11th of 21 in DE

Higher than 50% of seats.

Asian residents3% 45th pct · 12th of 21 in DE

Lower than 55% of seats.

People per square mile2,374 75th pct · 6th of 21 in DE

Denser than 75% 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 5
50% college gradsD+33.1Held DDistrict 8
57% college gradsD+28.7Held DDistrict 10
25% Black · 50% college gradsD+21.1Not up in 2026District 17
42% Black · 29% college gradsD+32.3Not up in 2026

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. Dan Cruce (D)
    2026– · Won 2025 by 56.2, 2026 by 57.6
  2. Sarah McBride (D)
    2023–2026 · Won 2022 unopposed

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