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© 2026 Congressional Accountability Tracker

Mark B. Messmer

Mark B. Messmer

RepublicanIN-8 · Representative
OverviewStatementsBillsFinanceVotesElections
Mark B. Messmer

Mark B. Messmer

RepublicanIN-8 · Representative
Voting Ideologyⓘ
Liberal
Conservative
Conservative (0.571)
Share:

Mark B. Messmer is a Republican Representative from IN, District 8. He has served 1 year in Congress across 1 term. Based on his voting record, he is rated as conservative, voting with his party 98.9% of the time.

1
Years in Office
1
Terms Served
119
Current Congress

Take Action — Contact Mark

Your voice matters. Reach out to your Representative directly.

Call 202-225-4636Official Website

Report Card

Performance metrics for the current Congress

98.9%
Party Loyaltyⓘ
5 votes against party
3%
Missed Votesⓘ
470 total votes
6
Bills Sponsoredⓘ
View all →

How Mark Compares

vs. the average House member

Party Loyalty+2.9% vs avg
98.9%
Avg: 96.0%
Missed Votes-0.6% vs avg
3%
Avg: 3.6%
Bills Sponsored-1.2 vs avg
6
Avg: 7.2

Committee Assignments

Committees shape which bills get heard. See what this member has influence over.

Agriculture CommitteeMemberArmed Services CommitteeMemberCommodity Markets, Digital Assets, and Rural Development SubcommitteeMemberConservation, Research, and Biotechnology SubcommitteeMemberEarly Childhood, Elementary, and Secondary Education SubcommitteeMemberEducation and Workforce CommitteeMemberLivestock, Dairy, and Poultry SubcommitteeMemberReadiness SubcommitteeMemberStrategic Forces SubcommitteeMemberWorkforce Protections SubcommitteeMember

Campaign Finance

2026 cycle · through 2025-12-31

$544,010
Cash on Handⓘ
$701,391
Total Receiptsⓘ
$364,487
Disbursementsⓘ
$124,004
Individual Donors
$248,375
PAC Contributionsⓘ
$3,500
Self-Fundingⓘ

Service History

2025–2027House · IN-8 · RepublicanCurrent

District Demographics

IN-8 · ACS 2023 estimates · These are the people this member represents.

754,928
Population
$63,906
Median Income
40.0
Median Age
22.6%
College Educated
Racial Composition
White 89.2%Black 4.0%Hispanic 3.2%Asian 1.0%