Riding profile

IN-1

US House district — IN · Mixed · us in

The question

IN-1: a safe seat for the Democrats?

Current forecast

Democrat

Safe

Probability
100%
Mean margin (pts)
20.7
P(close race)
0%

Projected vote share

Projection by party

  • Democrat 60.3%

    Frank J. Mrvan incumbent

  • Republican 39.6%

    Barb Regnitz

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

Democrat Republican Other
HereIN-1 60.3%39.6%0.1%
National averageUnited States 54.3% +6.0 44.9% −5.4 5.1% −4.9

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

Projection track

How the projection has moved

Editorial read

IN-1, a mixed riding in IN, elected a member with the Democrats in the previous cycle, with a 8-point margin. The Vote-Scope model projects the Democrats ahead at 60% vote share, against 40% for the Republicans, and the probability of a close race is negligible.

Sitting member

MRVAN, FRANK J.

Sits with Democrat

Primary race

Primary results

Held May 5, 2026 · Certified official result

Democratic primary

Winner

Frank J. Mrvan 80.2%

42,519 votes

Republican primary

Winner

Barb Regnitz 45.8%

13,007 votes

Official source →

Who's running

The candidates

Declared and on-ballot candidates for the upcoming election.

  • Democrat Incumbent

    Mrvan, Frank J.

  • Republican Challenger

    Regnitz, Barb

Previous election · 2024

Won by
Democrat
Margin
8.5 pts
Margin shift vs current projection
+12.2 pts
Last model run
Cycle
us_house_2026