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Official portrait of Jeff Smith

Photo: Wisconsin Legislature. Source.

31Senate
District

Senator

Jeff Smith

SeatSenate District 31
PartyDemocratic
Capitol officeRoom 109 South · State Capitol
Mailing addressState Capitol Room 109 South, P.O. Box 7882, 2 E. Main St., Madison, WI 53707
Capitol phone608-266-8546
Legislative assistantBeau Stafford, Avrie Marsolek, Christian Plata, Joseph Splinter
Write tosen.smith@legis.wisconsin.gov (official address)
HometownBrunswick
TenureServing since January 7, 2019 (also served Assembly 2007 to 2012)
Term limitedNo term limits

Committees 5

Bills, 2025 to 2026 session 242 as principal author · 0 as coauthor

All 242 bills as principal author ›

Bills and sponsors: Open States bulk data (public domain dedication), 2026-10-public.pgdump; status is read from the official actions. About the momentum score

Effectiveness 2025 to 2026 session

0.3132nd of 33 in the Senate
6th percentile
Bills & joint resolutions authored240
… passed committee / chamber / both12 / 8 / 3
… became law3
Carried in the other chamber (became law)0 (0)
Points vs. Senate minority average49 ÷ 160.60 = 0.31
Most-authored topicsBusiness, jobs & the economy (86), Budget & taxes (79), State government & agencies (60)

Senate rankings · How the score works. A count of bill progress, not a judgment of the member's work.

Closest allies co-authorship, 2025 to 2026

“Written together” = 2025 to 2026 session bills and joint resolutions on which both are principal author or coauthor (measures with more than 60 sponsors are left out). Sharing bills does not imply a personal or political alliance.

District 31

Counties
Chippewa, Dunn, Eau Claire, Trempealeau
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Assembly members sharing a county
Rob Kreibich (28), Treig Pronschinske (29), Dave Armstrong (67), Rob Summerfield (68), Karen Hurd (69), Jodi Emerson (91), Clint Moses (92), Christian Phelps (93), Steve Doyle (94)
Senate District 31 and neighboursSenate District 10: Rob Stafsholt (R)Senate District 23: Jesse James (R)Senate District 24: Patrick Testin (R)Senate District 25: Romaine Quinn (R)Senate District 31: Jeff Smith (D)TrempealeauBuffaloEau ClaireClarkPierceChippewaJacksonPolkTaylorDunnSt. CroixBarronPepin1023242531
District 31 outlined; neighbours link to their members. Full map › · Census 2024 boundaries, simplified.

Official district map: see the official Senate page.

Lobbyist reports naming this member 2025 to 2026

No lobbyist expenditure reports naming this member are in our data.

Registered lobbyists and the organizations they represent are on our sister site, the Wisconsin Lobby Guide.

A reported expenditure is a legal, disclosed activity and does not imply wrongdoing.

Source

Copied from https://docs.legis.wisconsin.gov/2025/legislators/senate/2826 on November 2, 2026, through Open States people data (CC0), checked against official legislature rosters. Not endorsed by the Wisconsin State Senate.

Sources for this page

Copied from public pages of the Wisconsin State Assembly and the Wisconsin State Senate, through Open States people data (CC0), checked against official legislature rosters. Neither Wisconsin Capitol Guide nor this information, as presented here, is endorsed by the Wisconsin State Assembly or the Wisconsin State Senate.