Frank Mrvan*
DEMOCRATIC
US House of Representatives (D-IN)
2021 – Present
Indiana1st District2026 HOUSE FORECAST
Barb Regnitz
REPUBLICAN
Porter County Commission
2023 – Present
2026 Indiana 1st District House Forecast:
Proprietary forecast for Indiana's 1st congressional district House election between Democrat Frank Mrvan and Republican Barb Regnitz. This page will update with a daily set of 100,000 new simulations as race fundamentals change in order to produce race odds, projected margin, and forecasted vote share. This page also includes polling averages when available.
The 2026 Indiana 1st District House election features Democrat Frank Mrvan and Republican Barb Regnitz. Incumbent Representative Frank Mrvan is seeking reelection to a fourth term. In 2024, Kamala Harris won Indiana's 1st congressional district by 6.5%, and the election for the district's House seat is rated as likely Democratic in 2026.
- Year
- 2026
- Race
- House
- District
- IN-1
- Democratic candidate
- Frank Mrvan
- Republican candidate
- Barb Regnitz
- Incumbent / open seat
- Frank Mrvan
- Forecast rating
- Likely D
- Projected vote
- 55.8% D / 44.3% R
- Projected margin
- D +11.5
- Forecast odds
- 90.4% D / 9.6% R
- Forecast last updated
- 12:00 AM on July 2, 2026
- Polling average
- —
- Polling average margin
- —
- Polling last updated
- —
- Polls included
- 0
- Latest poll
- —