# Devin LeMahieu

Devin LeMahieu is a Republican member of the Wisconsin Senate for district 9.

- Party: Republican
- Seat: Wisconsin Senate, district 9
- Serving since: 2015-01-03
- Current term: WI 2025–26 session
- Open States ID: ocd-person/be7a6f06-6d2c-49d1-908d-451adef564eb

Source: https://americaspoliticalpulse.com/p/be7a6f06-6d2c-49d1-908d-451adef564eb (America’s Political Pulse, Polarization Research Lab), data through 2026-10-27. Data under CC BY 4.0. Cite as: Westwood, Sean J., and Yphtach Lelkes. 2024. America's Political Pulse [data set].

## Headline

LeMahieu sits at +0.92 on the CSIP scale, more conservative than 98% of State Senate Republicans.

## What LeMahieu says (WI 2025–26 session)

15 classified statements: 15 posts on X. Each rate is the share of statements with the label, against the State Senate Republicans average; rank 1 is the highest rate.

| Label | LeMahieu | State Senate Republicans average | Rank |
|---|---|---|---|
| Personal attacks | 0.0% | 2.3% | 272 of 354 |
| Policy criticism | 20.0% | 9.5% | 56 of 354 |
| Policy discussion | 60.0% | 37.3% | 40 of 354 |
| Bipartisanship | 0.0% | 2.3% | 311 of 354 |
| Credit claiming | 20.0% | 15.4% | 113 of 354 |
| Extreme labels | 0.0% | 1.3% | 261 of 354 |

Most discussed policy areas: Government Operations and Politics 33% (State Senate Republicans 17%); Taxation 22% (State Senate Republicans 7.1%); Agriculture and Food 11% (State Senate Republicans 6.2%); Armed Forces and National Security 11% (State Senate Republicans 6.5%); Crime and Law Enforcement 11% (State Senate Republicans 12%).

## Ideology (CSIP)

CSIP score +0.92 (standard error 0.02), from 2,379 donors and 581 roll calls. Negative is left of 0, positive right of it, on one scale for every official. 98% of State Senate Republicans score lower.

## Votes (WI 2025–26 session)

191 roll calls. Attendance 100% (Wisconsin Senate 99.8%). Party unity 100% (97.3%). 0 votes against the party majority.

Key votes:

- 2026-03-17 · voted yea · CONCURRENCE · AB 911 Relating to: funding for a battery collection and recycling program and making an appropriation. (FE) · pass · https://openstates.org/wi/bills/2025/AB911/
- 2026-03-17 · voted yea · CONCURRENCE · AB 454 Relating to: a workforce home loan program. (FE) · pass · https://openstates.org/wi/bills/2025/AB454/
- 2026-03-17 · voted yea · CONCURRENCE · AB 182 Relating to: changes to the low-income housing tax credit. (FE) · pass · https://openstates.org/wi/bills/2025/AB182/
- 2026-03-17 · voted yea · CONCURRENCE · AB 604 Relating to: coverage under the Medical Assistance program for incarcerated individuals. (FE) · pass · https://openstates.org/wi/bills/2025/AB604/
- 2026-03-17 · voted yea · CONCURRENCE · AB 248 Relating to: vacancies in appointive state offices. · pass · https://openstates.org/wi/bills/2025/AB248/
- 2026-03-17 · voted yea · CONCURRENCE · AB 884 Relating to: who may purchase certain contractual services and technical changes to tax provisions related to qualified retirement plans and the film… · pass · https://openstates.org/wi/bills/2025/AB884/
- 2026-03-17 · voted yea · CONCURRENCE · AB 595 Relating to: compliance with the federal Help America Vote Act, voter registration data sharing agreements, removing ineligible voters from the… · pass · https://openstates.org/wi/bills/2025/AB595/
- 2026-03-17 · voted yea · CONCURRENCE · AB 373 Relating to: creating a refundable individual income tax credit for the parent of a stillbirth and making an appropriation. (FE) · pass · https://openstates.org/wi/bills/2025/AB373/
- 2026-03-17 · voted yea · CONCURRENCE · AB 685 Relating to: individual income tax subtraction for certain theft losses. (FE) · pass · https://openstates.org/wi/bills/2025/AB685/
- 2026-03-17 · voted yea · CONCURRENCE · AB 650 Relating to: funding for identity verification under the unemployment insurance law and making an appropriation. (FE) · pass · https://openstates.org/wi/bills/2025/AB650/

## Legislation (WI 2025–26 session)

Sponsored 14 bills: 14 reached committee, 6 passed one chamber, 2 passed both, 1 became law. Cosponsored 0. 71.4% of sponsored bills got out of committee (Wisconsin Senate 42.9%; rank 5 of 33).

Recent sponsored bills:

- SB 1075: Relating to: name, image, and likeness rights for University of Wisconsin System student athletes; maintenance costs for University of Wisconsin–Madison… (in committee, 2026-03-23) https://openstates.org/wi/bills/2025/SB1075/
- SB 994: Relating to: public affairs network request for proposals. (passed one chamber, 2026-03-23) https://openstates.org/wi/bills/2025/SB994/
- SB 1: Relating to: onetime individual income tax rebates. (FE) (in committee, 2026-03-23) https://openstates.org/wi/bills/2025/SB1/
- SB 995: Relating to: funding for individual income tax rebates and making an appropriation. (FE) (in committee, 2026-03-23) https://openstates.org/wi/bills/2025/SB995/
- SB 736: Relating to: an exemption from private detective and private security license and permit requirements. (in committee, 2026-03-23) https://openstates.org/wi/bills/2025/SB736/
- SB 699: Relating to: alternative methods of providing pupil transportation services. (FE) (passed both chambers, 2026-05-13) https://openstates.org/wi/bills/2025/SB699/
- SJR 99: Relating to: recognizing October 14, 2025, as First Responders Appreciation Day in Wisconsin. (in committee, 2026-03-23) https://openstates.org/wi/bills/2025/SJR99/
- SR 5: Relating to: notifying the assembly and the governor that Timothy La Sage is elected senate sergeant at arms of the 2025-2026 senate. (passed one chamber, 2025-06-18) https://openstates.org/wi/bills/2025/SR5/
- SB 258: Relating to: advanced practice registered nurses, extending the time limit for emergency rule procedures, providing an exemption from emergency rule… (in committee, 2026-03-23) https://openstates.org/wi/bills/2025/SB258/
- SR 3: Relating to: notifying the assembly and the governor that Cyrus Anderson is elected senate chief clerk of the 2025-2026 senate. (passed one chamber, 2025-04-22) https://openstates.org/wi/bills/2025/SR3/

## Campaign money (2026 cycle)

Itemized receipts $119.9K (State Senate Republicans median $46.2K). 88% of itemized individual money came from in state. Aggregates only; no individual donors.

## Recent statements

Newest first. Posts on X are listed by date and link only.

- 2026-01-21 · Post on X · https://x.com/senatordevin/status/2013987267640017318
- 2025-11-11 · Post on X · labels: policy discussion · https://x.com/senatordevin/status/1988268357297029497
- 2025-06-14 · Post on X · https://x.com/senatordevin/status/1933957521846448321
- 2025-05-29 · Post on X · https://x.com/senatordevin/status/1928161381703946300
- 2025-05-15 · Post on X · labels: policy discussion · https://x.com/senatordevin/status/1923104523372872146
- 2025-05-06 · Post on X · https://x.com/senatordevin/status/1919765678283780434
- 2025-04-22 · Post on X · labels: policy discussion, credit claiming · https://x.com/senatordevin/status/1914766503489986585
- 2025-02-26 · Post on X · labels: policy discussion · https://x.com/senatordevin/status/1894791882435158390
- 2025-01-23 · Post on X · labels: policy criticism, policy discussion · https://x.com/senatordevin/status/1882254047140266295
- 2025-01-08 · Post on X · labels: policy discussion, credit claiming · https://x.com/senatordevin/status/1877076133658742911

## Links

- Official site: https://legis.wisconsin.gov/senate/09/lemahieu/
- Campaign site: https://devinforsenate.com/
- X: https://x.com/senatordevin
- Facebook: https://www.facebook.com/senatordevin
- LinkedIn: https://www.linkedin.com/in/devin-lemahieu-56065a95

Full profile, with every chart and the methods: https://americaspoliticalpulse.com/p/be7a6f06-6d2c-49d1-908d-451adef564eb