Delaware 2026 Primary
U.S. Senate & U.S. House
Sep 15
2026
U.S. House & U.S. Senate
Nov 3
2026
Filing Deadline: Jul 10, 2026
U.S. Senate
Incumbent: D Chris Coons
Democrat
Chris Coons
Incumbent Nominee
$4,837,552 raised
E. No-Trump Hansen
Jeff Appelhans
Jeffery Ryan Appelhans
$2,046 raised
Mary Louve
Republican
John Shulli
$126,466 raised
Michael S Katz
Nominee
$159,367 raised
Dollar figures are each campaign’s total funds raised, from FEC filings.
Primary Results
Democratic Primary
Held September 15, 2026.
| Candidate | Votes | % | |
|---|---|---|---|
| Chris Coons ✓ | 68,154 | 78.0% | |
| Jeff Appelhans | 9,294 | 10.6% | |
| Mary Louve | 6,577 | 7.5% | |
| E. No-Trump Hansen | 3,367 | 3.9% |
Republican Primary
Held September 15, 2026.
| Candidate | Votes | % | |
|---|---|---|---|
| Michael "Dr. Mike" Katz ✓ | 30,896 | 77.3% | |
| John Shulli | 9,052 | 22.7% |
U.S. House 1 district
DE-AL
At-Large
D
Sarah McBride
Sarah McBride (D)
Incumbent ✓
Joseph Joe Arminio (R)
✓
Democratic · Sep 15
Sarah McBride —
—
✓
Republican · Sep 15
Joseph "Dr. Joe" Arminio 18,629
47.9%
✓
John J. Whalen 12,523
32.2%
Earl L. Cooper 7,772
20.0%