Delaware's at-large District
U.S. House · Delaware
Sarah McBride won re-election by 28.7 points over Joseph Arminio.
Source: Delaware Department of Elections unofficial resultsUpdated Nov 7, 2026, 12:54 PM ET
Where the race moved
Against the 2024 presidential vote
Every precinct, 2024 to 2026
Each dot is a precinct, sized by votes cast and colored by who carried it in 2026. Dots above the line moved toward McBride compared with the 2024 presidential vote; 3 of 3 did. The largest shift among the bigger precincts: Sussex, +16.5 points.
Source: civicAPI county results (unofficial); 2024 president: MEDSL precinct returnsUpdated Nov 7, 2026, 1:34 PM ET
The seat's recent races
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)
By county
Bar: share of the district's vote. Shift: change in margin from the 2024 presidential vote, + toward Democrats.
Source: civicAPI county results (unofficial); 2024 president: MEDSL precinct returnsUpdated Nov 7, 2026, 1:34 PM ET
Money in this race
Each line compares the two campaigns on one scale.
Campaign money: FEC, through Oct 14, 2026; FEC, through Sep 30, 2026.
Source: FEC campaign filingsUpdated Sep 30, 2026
Pre-election forecast (final, Nov 3)
Our model's last run before Election Day, Nov 3, 2026. It no longer updates.
- Sarah McBride
- >99%
- Joseph Arminio
- <1%
- Projected margin
- D+25.7