Indiana's 1st Congressional District

Indiana's 1st Congressional District is represented by Frank Mrvan (Democrat), who has held the seat since 2021. Mrvan has an overall VoteSee report card grade of C, voted in 97% of roll-call votes on bills this Congress, and votes with the Democratic majority 95% of the time. The district includes Hammond, Gary, and Portage. It takes in all or part of 3 counties, and 66% of residents live in Lake County. About 758,000 people live in the district, and the median household income is $73,983.

Current Representative

Frank Mrvan (Democrat) has represented Indiana's 1st Congressional District since 2021.

VoteSee report card grade: C
Attendance in the 119th Congress: 97% of roll-call votes on bills
Votes with the Democrat majority: 95%

See Frank Mrvan's full voting record and issue positions →

2026 Election

U.S. House: Indiana 1st District

Winner: Frank J. Mrvan.

Incumbent Frank J. Mrvan is running for re-election. 2 candidates were on the Nov 3, 2026 ballot.

Frank J. Mrvan (Democratic), incumbent: raised $3.0M, $772K cash on hand; VoteSee report card C; 97% attendance; votes with the Democratic majority 95% of the time
Barb Regnitz (Republican): raised $2.8M, $504K cash on hand

Polls: No public polls

See the full 2026 race →

District Demographics

Population: 757,919
Median household income: $73,983
Median age: 40
Median home value: $236,900
Bachelor's degree or higher: 26.7%

Source: American Community Survey 2020–2024 5-year estimates, 119th Congress boundaries.

How Mrvan Voted Recently

Yea on American Enrichment Deployment Act (Nov 9, 2026) — Passed
Yea on Nuclear REFUEL (Recycling Efficient Fuels Utilizing Expedited Licensing) Act (Nov 9, 2026) — Passed
Yea on Retire through Ownership Act (Sep 16, 2026) — Passed
Yea on Water Resources Development Act of 2026 (Sep 16, 2026) — Passed
Yea on Ratepayer Protection Act (Sep 16, 2026) — Passed

Breaks with the Democrat majority

Yea on Lindsey O. Graham Sanctioning Russia and Iran Act of 2026 (Sep 16, 2026) — Passed
Yea on Removing Barriers to Work for Disabled Americans Act (Jul 23, 2026) — Passed
Yea on Main Street Act (Jul 21, 2026) — Passed

Who Held This Seat Before

Members of Congress who previously represented Indiana's 1st Congressional District. District lines are redrawn after each census, so earlier members may have represented a different area under this number.

Peter Visclosky — Democrat (1985–2021)
Katie Hall — Democrat (1981–1985)
Adam Benjamin — Democrat (1977–1983)
Ray Madden — Democrat (1943–1977)
William Schulte — Democrat (1933–1943)
John Boehne — Democrat (1931–1933)
Harry Rowbottom — Republican (1925–1931)
William Wilson — Democrat (1923–1925)
Oscar Luhring — Republican (1919–1923)
George Denton — Democrat (1917–1919)
Charles Lieb — Democrat (1913–1917)
John Boehne — Democrat (1909–1913)

Where the District Is

Indiana's 1st Congressional District covers 1,102 square miles of land. Boundaries are for the current (119th) Congress.

Counties

Lake County: 66% of residents
Porter County: 23% of residents
LaPorte County (part): 11% of residents

Largest communities

Hammond
Gary
Portage
Merrillville
Valparaiso
Crown Point
Michigan City
Hobart