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Official portrait of Tim Grayson

Photo: California State Legislature. Source.

9Senate
District

California State Senate

Senator Tim Grayson

SeatSenate District 9
PartyDemocratic
Capitol officeRoom 7250 · 1021 O Street
Mailing address1021 O St. Suite 7250, Sacramento, CA 95814
Capitol phone916-651-4009
Write tosenator.grayson@senate.ca.gov (official address)
TenureServing since December 2, 2024

Committees 14

Bills, 2025–2026 session 44 as principal author · 113 as coauthor

All 44 bills as principal author ›

Coauthor of AB 1590, AB 1743, AB 2047, AB 2156, AB 2312, AB 2319, AB 2660, AB 288, AB 35, AB 671, AB 871, AB 940 and 101 more.

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 2025–26 session

1.0919th of 39 in the Senate
53rd percentile
Bills & joint resolutions authored34
… passed committee / chamber / both33 / 26 / 21
… became law17
Carried in the other chamber (became law)0 (0)
Points vs. Senate majority average212 ÷ 193.97 = 1.09
Most-authored topicsEnvironment, water & wildlife (6), Business, jobs & the economy (5), Cities, towns & counties (3)

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

Closest allies co-authorship, 2025–26

“Written together” = 2025–2026 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 9

Counties
Alameda, Contra Costa
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Assembly members sharing a county
Lori Wilson (11), Buffy Wicks (14), Anamarie Avila Farias (15), Rebecca Bauer-Kahan (16), Mia Bonta (18), Liz Ortega (20), Alex Lee (24)
Senate District 9 and neighboursSenate District 2: Mike McGuire (D)Senate District 3: Christopher Cabaldon (D)Senate District 4: Marie Alvarado-Gil (R)Senate District 5: Jerry McNerney (D)Senate District 7: Jesse Arreguín (D)Senate District 9: Tim Grayson (D)Senate District 10: no member on fileSenate District 11: Scott Wiener (D)Senate District 13: Josh Becker (D)AlamedaSan MateoSolanoSonomaStanislausContra CostaMarinSacramentoSan JoaquinNapaSan Francisco234579101113
District 9 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 2025–2026

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

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

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

Source

Copied from https://sd09.senate.ca.gov/ on October 30, 2026, through Open States people data (CC0), checked against official legislature rosters. Not endorsed by the California State Senate.

Sources for this page

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