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State legislative office

California State Senator, District 27

This office represents State Senate District 27 in the California Legislature.

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Data coverage
Government
State of California
Public body
California State Senate
Electoral area
State Senate District 27
Map of California State Senate District 27
State Senate district
i
State Senate District 27 boundary from the U.S. Census Bureau TIGERweb current upper-chamber legislative-district layer.

Office overview

The office at a glance

See what this office does, the government it belongs to, the area it represents, and how voters choose its officeholder.

Government levelStateState of California
Contest typePartisanVoter-nominated office
SeatDistrict 27One of 40 State Senate seats
Regular term4 yearsEven- and odd-numbered districts are elected in alternating cycles

What this office does

Represents District 27 in the State Senate

The office votes on state laws, appropriations, and oversight while representing residents and communities within the district.

California State Senate

Election process

A top-two primary leads to the general election

California uses a top-two primary for this office. The two candidates receiving the most votes advance to the general election regardless of party. State Senate districts serve four-year terms, with even- and odd-numbered districts elected in alternating cycles.

Next electionNovember 5, 2024

Open the 2024 Election Page
Detailed district statistics2020–2024 ACS 5-year estimates

Survey estimates describe the current State Senate district and are not the same as the official 2020 redistricting population count. Margins of error use the ACS 90% confidence level. Hispanic or Latino includes people of any race; the remaining race categories are non-Hispanic.

People and households

Estimated population
994,285±6,978
Median age
41.1 years±0.3 years
Households
385,043±2,627

Income and education

Median household income
$112,200±$1,598; 2024 inflation-adjusted dollars
People below the poverty line
9.5%±0.4 percentage points
Bachelor's degree or higher
49.8%±0.5 percentage points; population age 25+

Housing

Housing units
404,544±2,801
Occupied housing units
385,043±2,627
Vacant housing units
19,501±1,392
Vacancy rate
4.8%±0.3 percentage points

Race and ethnicity

Hispanic or Latino (any race)
24.3%±0.5 percentage points
White alone, not Hispanic
53.5%±0.5 percentage points
Black alone, not Hispanic
4.2%±0.3 percentage points
American Indian or Alaska Native alone, not Hispanic
0.1%±0.0 percentage points
Asian alone, not Hispanic
11.6%±0.3 percentage points
Native Hawaiian or Pacific Islander alone, not Hispanic
0.1%±0.0 percentage points
Some other race alone, not Hispanic
0.9%±0.1 percentage points
Two or more races, not Hispanic
5.3%±0.3 percentage points
U.S. Census Bureau district profile

Current officeholder

Who currently holds this office?

Current officeholder identified by the official California State Senate directory.

Official portrait of Henry Stern
California State Senate

Current officeholder

Henry Stern

California State Senator, District 27

Status
Current officeholder
Party
Democratic
First elected
Connected election
November 5, 2024

Legislative work

Committee assignments

Current official Senate directory
Standing Committees
  • Emergency ManagementChair
  • Energy, Utilities and CommunicationsMember
  • JudiciaryMember
  • Natural Resources and WaterMember
Joint Committees
  • Joint Legislative Committee on Climate Change PoliciesVice-Chair
  • Joint Legislative Committee on Emergency ManagementChair
Official committee list

Contact this office

Office
1021 O Street, Suite 7710, Sacramento, CA 95814-4900
Official contact page Official office source
Past officeholders1 verified succession record

Succession history

Explore prior service

Verified Senate District 27 session snapshots beginning with 2015–2016; one earlier session is included when needed to identify a predecessor.

Service ranges identify the first and last biennial sessions in the California State Library dataset; they do not assert exact swearing-in or departure dates. District numbers continue across redistricting, so earlier records may describe materially different boundaries.

Electoral area

Where this office represents

See the geographic area represented by this office and open its location information when available.

Interactive area map

Explore places and districts connected to State Senate District 27

State Senate District 27 includes parts of Los Angeles and Ventura counties. Communities represented across the district include Thousand Oaks, Simi Valley, Los Angeles, Moorpark, Oak Park, Santa Rosa Valley, Casa Conejo, and Bell Canyon.

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Places and districts shownLoading related pages

Past elections

Election history

This section covers completed elections. Current and upcoming contests remain on the Election Page linked from the top of this Office Page. A published past Election Page contains the full candidate list, certified result, campaign-finance coverage, methodology, and source documents.

State legislative officeCertified

California State Senate District 27

November 5, 2024 General Election · 2 candidates
Money in
Not yet reported
Money out
Not yet reported
Open Election Page

Election and finance details summarize the connected record. Missing or unpublished filings do not mean zero activity.

Public records

Records connected to this office

Open the official records used to follow the work, decisions, or disclosures connected to this office.

Legislative activity

Authored legislation

Review Senate bills authored by the officeholder during each legislative session. Coauthored bills, resolutions, and constitutional amendments are not included in this list.

Henry I. Stern is listed as the author of each senate bill below. Statuses were reviewed August 17, 2026. Showing all 35 bills.

SB 396 Corrections: supervisionAuthored by Henry I. Stern Senate · Died · Appropriations SB 453 Microgrid incentive programAuthored by Henry I. Stern Assembly · Inactive SB 472 Pupil instruction: Holocaust and genocide education: notice, survey, and grant programAuthored by Henry I. Stern Chaptered SB 483 Mental health diversionAuthored by Henry I. Stern Assembly · Appropriations SB 499 Residential projects: fees and chargesAuthored by Henry I. Stern Chaptered SB 500 Energy: usage dataAuthored by Henry I. Stern Chaptered SB 559 Electricity: deenergization events: communicationsAuthored by Henry I. Stern Senate · Died · Appropriations SB 582 Health and care facilities: licensing during emergencies or disastersAuthored by Henry I. Stern Chaptered SB 613 Methane emissions: petroleum and natural gas producing low methane emissionsAuthored by Henry I. Stern Vetoed SB 614 Public resources: transportation of carbon dioxideAuthored by Henry I. Stern Chaptered SB 620 Energy utility dataAuthored by Henry I. Stern Senate · Died · Energy, Utilities and Communications SB 654 California Environmental Protection Agency: contract: registry: greenhouse gas emissions that result from the water-energy nexusAuthored by Henry I. Stern Senate · Died · Appropriations SB 655 Dwelling units: indoor temperatureAuthored by Henry I. Stern Chaptered SB 771 Personal rights: liability: social media platformsAuthored by Henry I. Stern Vetoed SB 780 Cyberbullying Protection Act: liabilityAuthored by Henry I. Stern Senate · Died · Judiciary SB 820 Inmates: mental healthAuthored by Henry I. Stern Chaptered SB 823 Mental health: the CARE ActAuthored by Henry I. Stern Senate · Died · Appropriations SB 842 Energy: firm zero-carbon resourcesAuthored by Henry I. Stern Assembly · Appropriations SB 843 Vehicles: school pupil transportation: advisory committeeAuthored by Henry I. Stern Senate · Died · Transportation SB 1079 Department of Forestry and Fire Protection: Fire Innovation UnitAuthored by Henry I. Stern Assembly · Third Reading SB 1107 School facilities: design-build: shade structuresAuthored by Henry I. Stern Assembly · Third Reading SB 1128 Pupils: technology-based materials: school-issued electronic devicesAuthored by Henry I. Stern Assembly · Third Reading SB 1158 Energy: reliability planning assessmentAuthored by Henry I. Stern Assembly · Third Reading SB 1221 Lanterman-Petris-Short Act: conservatorshipsAuthored by Henry I. Stern Senate · Appropriations SB 1245 Sale of gasoline: petroleum: branded and unbranded: reportAuthored by Henry I. Stern Assembly · Appropriations SB 1266 Crimes: theftAuthored by Henry I. Stern Assembly · Appropriations SB 1295 Electrical corporations: distributed energy storage systemsAuthored by Henry I. Stern Assembly · Appropriations SB 1300 Natural Resources Agency: Secretariat for International Climate Coordination and CooperationAuthored by Henry I. Stern Assembly · Appropriations SB 1359 Natural Gas Ratepayer Protection ActAuthored by Henry I. Stern Assembly · Third Reading SB 1370 Covered wildfire mitigation projects: consolidated and expedited reviewAuthored by Henry I. Stern Assembly · Third Reading SB 1387 State agencies: collection and reporting of demographic data: Jewish identityAuthored by Henry I. Stern Assembly · Third Reading SB 1401 Criminal procedure: competence to stand trialAuthored by Henry I. Stern Assembly · Third Reading SB 1404 Wildfire prevention: state responsibility areas: fire prevention feeAuthored by Henry I. Stern Senate · Appropriations SB 1411 Greenhouse Gas Reduction Fund: funding conditions: high-speed railAuthored by Henry I. Stern Senate · Appropriations SB 1423 Regional planning: standardized spatial planning datasetsAuthored by Henry I. Stern Assembly · Third Reading
Open the complete official session search

Official directory

California State Senate directory record for District 27

Verify the office, current Senator, committee assignments, public contact information, and district assignment.

Open official record

News and Press Releases

Updates from this office

Read press releases, official updates, and coverage selected by this office. Follow each link to its source.

Office of Senator Henry Stern logo
Office of Senator Henry Stern
Office of Senator Henry Stern
Press release

28 California Legislators Urge CARB to Hold Oil Industry Accountable in Cap-and-Invest Program

Newsletter: Sign Up For The Latest Updates

Official sourceRead official update
Office of Senator Henry Stern logo
Office of Senator Henry Stern
Office of Senator Henry Stern
Press release

As UN Climate Summit (COP30) Launches in Brazil Over Trump Threats, Senator Stern Joins California Delegation in the “Lungs of the Earth”

Newsletter: Sign Up For The Latest Updates

Official sourceRead official update

Sources

Sources and data coverage

Review the public records used on this page, what Paper Trail Politics has captured, and what remains incomplete.

Current assessmentComplete coverage

The office identity, electoral area, connected 2026 election, and available official sources are included.

Assessed August 17, 2026 · Current 2026 records

Visual and interaction QA has not yet been completed for this generated page.

Sources used on this page8 source organizations · 16 records
California Secretary of State

2 records from this source are used on the page.

2024 Senate District 27 general district totalshttps://elections.cdn.sos.ca.gov/sov/2024-general/sov/37-state-senator.xlsxOfficial election event and result source for November 8, 2016 General Election.https://www.sos.ca.gov/elections/prior-elections/statewide-election-results/general-election-november-8-2016/statement-vote
U.S. Census Bureau TIGERweb

1 record from this source is used on the page.

Boundary source for California State Senate District 27https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Legislative/MapServer/1
California State Senate

5 records from this source are used on the page.

Official government information about the office and public bodyhttps://www.senate.ca.gov/senatorsCurrent officeholder identified by the official California State Senate directory.https://lcmspubcontact.lc.ca.gov/PublicLCMS/ContactPopup.php?district=SD27&inframe=NPortrait source page for Henry Sternhttps://www.senate.ca.gov/sites/senate.ca.gov/files/styles/large/public/media/STERN%252C%2520HENRY%2520%2528D-27%2529_7.jpg?itok=utZy2Oi5Committee assignments for Henry Stern (Current official Senate directory)https://www.senate.ca.gov/senators/27Reviewed source for when Henry Stern's current uninterrupted Senate service began.https://www.senate.ca.gov/system/files/2024-12/2466_joint-handbook_2023-24_complete.pdf
California Legislative Information

2 records from this source are used on the page.

Complete authored senate bills search for 2025–2026 Sessionhttps://leginfo.legislature.ca.gov/faces/billSearchClient.xhtml?session_year=20252026&house=Senate&author=Stern&lawCode=AllComplete authored senate bills search for 2023–2024 Sessionhttps://leginfo.legislature.ca.gov/faces/billSearchClient.xhtml?session_year=20232024&house=Senate&author=Stern&lawCode=All
U.S. Census Bureau district profile

1 record from this source is used on the page.

2020–2024 ACS 5-year estimates detailed district statisticshttps://data.census.gov/profile?g=610XX00US06027
Census Reporter

1 record from this source is used on the page.

Access copy of the 2020–2024 ACS 5-year estimates Census tables used for district statisticshttps://censusreporter.org/profiles/61000US06027/
California State Library · Demographics in the California Legislature

1 record from this source is used on the page.

Verified succession chronology for California State Senator, District 27https://lab.data.ca.gov/dataset/demographics-in-the-california-legislature/9dc0c75b-5a89-483f-9590-ec41bfe26882
Office of Senator Henry Stern

3 records from this source are used on the page.

Press release: 28 California Legislators Urge CARB to Hold Oil Industry Accountable in Cap-and-Invest Programhttps://sd27.senate.ca.gov/news/28-california-legislators-urge-carb-hold-oil-industry-accountable-cap-and-invest-programPublished image: 28 California Legislators Urge CARB to Hold Oil Industry Accountable in Cap-and-Invest Programhttps://sd27.senate.ca.gov/sites/sd27.senate.ca.gov/files/sd27_logo.pngPress release: As UN Climate Summit (COP30) Launches in Brazil Over Trump Threats, Senator Stern Joins California Delegation in the “Lungs of the Earth”https://sd27.senate.ca.gov/news/un-climate-summit-cop30-launches-brazil-over-trump-threats-senator-stern-joins-california
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