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California State Senate District 13

California State Senate District 13

California · Latest: 2024↓ R+3.7 vs 2020

Safe Democratic — shifted 3.7pp toward Republicans in 2024 — 1.0M residents

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California State Senate District 13 is a state senate district that has a population of 1,009,404. In the 2024 presidential election, it voted Democratic with a margin of D+52.3. Akashic Edge tracks 5 presidential elections here, dating back to 2008.

California State Senate District 13 Presidential Election Results, 2008–2024
YearDem %Rep %MarginSwing
202474.4%22.0%D+52.3R+3.7
2020*77.0%20.9%D+56.1R+0.9
2016*75.8%18.8%D+57.0D+12.5
2012*72.2%27.8%D+44.4R+2.0
2008*73.1%26.6%D+46.4—

* Pre-2022 results projected onto current district boundaries. Actual boundaries at the time of the election may have differed.

Political Identity

What defines CA-SD-13?

It has a plurality-minority electorate (58% nonwhite) where demographic change is reshaping the political map.

Similarity Explorer

Similar state senate districts

Nearest neighbors matched on the same place-page feature set used across the dossier system.
8 visible matches
Historian Query

Ask the Historian

Explore CA-SD-13's political evolution with the Historian
Automated Readout

Key Insights

High-confidence patterns distilled from this geography's election history.
  • Has voted Democratic in the last 5 presidential elections
  • Latest election (2024) was a Democratic landslide with a 52.3% margin
  • Margins have been narrowing — from 57.0pp to 52.3pp over the last 3 presidential elections
Race & Ancestry

Who Lives Here

A race-first Census view with ancestry expansion where source coverage is strong enough to support detail.
CA-SD-13Census ACS 2024
Census race profile
Major Census race and ethnicity groups shown as a share of total population.
Expand rows for ancestry detail
White (Non-Hispanic) 42.5%Asian 29.6%Hispanic 19.4%Multiracial 5.2%Black 1.8%Native Hawaiian 0.9%Native American 0.7%
GroupCA-SD-13StateNational
White (Non-Hispanic)
42.5%33.8%57.4%
Asian
29.6%15.5%6.0%
Hispanic / Latino
19.4%40.2%19.3%
Multiracial / Other
5.2%3.5%4.0%
Black / African American
1.8%5.4%12.2%
Native Hawaiian / Pacific Islander
0.9%0.4%0.2%
Native American / Alaska Native
0.7%1.3%0.9%
Method notes

Census treats race and Hispanic/Latino origin as separate questions. Race categories other than Hispanic reflect total populations (small Hispanic overlap in Black, Asian, AIAN, NHPI). “Multiracial / Other” is derived as a non-overlapping remainder.

Detailed ancestry data unavailable for this geography.

Who lives in California State Senate District 13? 1,009,404 residents as of the 2020 Census.

Demographic Comparison

Demographics

Read this geography's profile in three layers: local, state (where available), and national baseline.
CA-SD-13 vs California vs National1.0M residents
Population & electorate

Scale, voting-age share, and this geography's footprint inside the national electorate.

Total population
Local vs state vs U.S.
1.0M
local
1.0MState 39.3MNational 334.9M
Share of U.S. population
Local vs state vs U.S.
0.30%
local
0.30%National 100%
Voting-age population
Local vs state vs U.S.
79.3%
local
79.3%State 75.8%National 75.7%
Economic profile

Income, attainment, and ownership indicators that often shape coalition structure and turnout behavior.

Median household income
Local vs state vs U.S.
N/A
local
N/AState $102,676National $83,960
Poverty rate
Local vs state vs U.S.
N/A
local
N/AState 12.0%National 12.5%
College degree
Local vs state vs U.S.
N/A
local
N/AState 36.6%National 35.6%
Homeownership
Local vs state vs U.S.
N/A
local
N/AState 55.9%National 65.2%
Community profile

Age structure, language use, and nativity signals that explain how this geography differs from state and nation.

Median age
Local vs state vs U.S.
N/A
local
N/AState 37.9 yrsNational 39.1 yrs
Age 18–29
Local vs state vs U.S.
N/A
local
N/AState 16.2%National 15.7%
Age 65+
Local vs state vs U.S.
N/A
local
N/AState 15.7%National 17.0%
Foreign born
Local vs state vs U.S.
N/A
local
N/AState 27.0%National 14.1%
Non-English at home
Local vs state vs U.S.
N/A
local
N/AState 44.4%National 22.2%
English only
Local vs state vs U.S.
N/A
local
N/AState 55.6%National 77.8%
Voter Turnout

Turnout in CA-SD-13

Estimated using 2020 Census voting-age population.
2024 Turnout
57.6%
vs Previous
-65.6pp
Voting-Age Pop
800,136
History
2008–2024
Competitiveness

How competitive is CA-SD-13?

Safe DAvg margin: D+55.1 (last 3 elections)
2008
D+46.4
2012
D+44.4
2016
D+57.0
2020
D+56.1
2024
D+52.3
Elasticity
12.5pp
margin range
Party Flips
0
last 30 years
5-Elec Avg
D+51.2

Other California State Senate Districts

39 total
NameMargin ↓
CA-SD-07D+71.7
CA-SD-11D+62.3
CA-SD-28D+59.7
CA-SD-26D+54.1
CA-SD-35D+45.8
CA-SD-02D+43.3
CA-SD-09D+38.3
CA-SD-10D+37.3
CA-SD-24D+36.6
CA-SD-33D+36.2
CA-SD-15D+35.0
CA-SD-08D+32.5
CA-SD-17D+31.9
CA-SD-20D+28.1
CA-SD-39D+27.5
CA-SD-03D+27.0
CA-SD-25D+24.3
CA-SD-21D+22.7
CA-SD-27D+21.9
CA-SD-30D+17.3
CA-SD-34D+16.3
CA-SD-22D+14.1
CA-SD-18D+13.1
CA-SD-38D+12.9
CA-SD-29D+9.8
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