House Effects
Monday, September 21, 202643 days until Election Day, November 3, 2026
Senate · 2026

Delaware Senate

Chris Coons (D)v.Michael Katz (R)SAFE D

Incumbent: Chris Coons, currently Democratic.

Projected margin
D+27.0
Nine in ten outcomes: D+44 to D+10
Chance of winning
>99%
Chris Coons
Polls alone
No public general-election polls yet.
Fundamentals alone
D+27.0
Weight in projection: 100%.
Before any poll

What the fundamentals say

A regression on past Senate races, fit without looking at this year. The national environment term uses the generic ballot after its historical correction (D+5.3).

What each term adds to the estimate
BaselineD+0.5
Partisan leanD+12.0
National environmentD+3.3
IncumbencyD+1.8
Incumbent's last over/under-performanceD+2.9
Fundraising gapD+6.5
Fundamentals estimateD+27.0
Input: partisan lean
D+16.2
Presidential vote relative to the nation, 2024 (and 2020).
Input: raised from itemized individual donors, through June 30
$1.5M D · $12K R
FEC filings; the model uses the log of the ratio.
Handicappers, for comparison
Cook: Safe D · Sabato: Safe D · Inside Elections: Safe D
Not an input to the projection.
History

Recent results for this office

YearDemocratRepublicanResult
2024Lisa Blunt RochesterEric HansenD+17.1
2020Christopher A. CoonsLauren E. WitzkeD+21.5
2018Thomas R. CarperRob ArlettD+22.1
2014Christopher A. CoonsKevin WadeD+13.6