Riding profile

IN-3

US House district — IN · Mixed · us in

The question

IN-3: a safe seat for the Republicans?

Current forecast

Republican

Safe

Probability
100%
Mean margin (pts)
23.2
P(close race)
0%

Projected vote share

Projection by party

  • Republican 60.7%

    Marlin A Stutzman

  • Democrat 37.5%

    Kelly Elizabeth Thompson

  • Other 1.8%

Watch list

The tightest races

Smallest projected margin. Open one for the numbers.

  1. FL-22Democrat68 %1.1 pt margin
  2. AZ-2Republican57 %1.1 pt margin
  3. OH-10Democrat60 %1.1 pt margin

In context

How this riding stacks up

Republican Democrat Other
HereIN-3 60.7%37.5%1.8%
National averageUnited States 44.9% +15.8 54.3% −16.8 5.1% −3.3

Nationwide averages computed across the 435 riding-level projections (unweighted mean).

Projection track

How the projection has moved

Editorial read

IN-3, a mixed riding in IN, elected a member with the Republicans in the previous cycle, with a 34-point margin. The Vote-Scope model projects the Republicans ahead at 61% vote share, against 38% for the Democrats, and the probability of a close race is negligible.

Primary race

Primary results

Held May 5, 2026 · Certified official result

Democratic primary

Winner

Kelly Thompson 100.0%

21,146 votes

Republican primary

Winner

Marlin A. Stutzman 68.2%

39,730 votes

Official source →

Who's running

The candidates

Declared and on-ballot candidates for the upcoming election.

  • Democrat Challenger

    Thompson, Kelly Elizabeth

  • Republican Challenger

    Stutzman, Marlin A

Previous election · 2024

Won by
Republican
Margin
33.6 pts
Margin shift vs current projection
-10.4 pts
Last model run
Cycle
us_house_2026