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Official portrait of Karen DeSanto

Photo: Wisconsin Legislature. Source.

40Assembly
District

Representative

Karen DeSanto

SeatAssembly District 40
PartyDemocratic
Capitol officeRoom 7 West · State Capitol
Mailing addressState Capitol Room 7 West, P.O. Box 8952, 2 E. Main St., Madison, WI 53708
Capitol phone608-237-9140
Legislative assistantLauren Damgaard
Write torep.desanto@legis.wisconsin.gov (official address)
HometownBaraboo
TenureServing since January 6, 2025
Term limitedNo term limits

Committees 3

Bills, 2025 to 2026 session 157 as principal author · 0 as coauthor

All 157 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

0.1495th of 99 in the Assembly
5th percentile
Bills & joint resolutions authored157
… passed committee / chamber / both8 / 6 / 0
… became law0
Carried in the other chamber (became law)0 (0)
Points vs. Assembly minority average20 ÷ 138.09 = 0.14
Most-authored topicsBudget & taxes (57), Business, jobs & the economy (26), Schools (K-12) (25)

Assembly 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 40

Counties
Columbia, Sauk
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Who represents me?
Senate members sharing a county
John Jagler (13), Sarah Keyeski (14)
Assembly District 40 and neighboursAssembly District 37: Mark Born (R)Assembly District 38: Will Penterman (R)Assembly District 39: Alex Dallman (R)Assembly District 40: Karen DeSanto (D)Assembly District 41: Tony Kurtz (R)Assembly District 42: Maureen McCarville (D)Assembly District 46: Joan Fitzgerald (D)Assembly District 47: Randy Udell (D)Assembly District 48: Andrew Hysell (D)Assembly District 49: Travis Tranel (R)Assembly District 50: Jenna Jacobson (D)Assembly District 51: Todd Novak (R)Assembly District 70: Nancy VanderMeer (R)Assembly District 76: Francesca Hong (D)Assembly District 77: Renuka Mayadev (D)Assembly District 78: Shelia Stubbs (D)Assembly District 79: Lisa Subeck (D)Assembly District 80: Mike Bare (D)Assembly District 81: Alex Joers (D)Assembly District 95: Jill Billings (D)Assembly District 96: Tara Johnson (D)AdamsSaukJuneauGrantVernonGreen LakeDodgeDaneJeffersonIowaMonroeFond du LacMarquetteRichlandColumbia373839404142464748495051707677787980819596
District 40 outlined; neighbours link to their members. Full map › · Census 2024 boundaries, simplified.

Official district map: see the official Assembly 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/assembly/2886 on November 2, 2026, through Open States people data (CC0), checked against official legislature rosters. Not endorsed by the Wisconsin State Assembly.

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.