Humboldt County, CA

CA · Presidential Elections 1876–2024

D+28.4
2024 Margin
R+4.7%
2020→2024 Swing
D since 1988
Voting Streak
135K
Population

Humboldt County, CA (California) voted D+28.4 for Kamala Harris (Democrat) in the 2024 presidential election, with Harris receiving 39,800 votes (61.97%) to 21,559 (33.57%) for Trump.

This represents a R+4.7% swing toward Republicans compared to 2020. Humboldt County is classified as a solid Democratic county. Humboldt County has voted Democratic in every presidential election since 1988. The county has a population of approximately 134,541.

Quick Stats

2024 ResultD+28.4
2020→2024 SwingR+4.7%
Voting StreakD since 1988
Elections on Record38

Demographics

Population134,541
Median Age
39.9(US: 38.7)
College (BA+)
33.1%(US: 35.2%)
Median Income
$61,160(US: $80k)
White (non-Hisp)
70.2%(US: 57.6%)
Hispanic
14.2%(US: 19.1%)
Black
1.4%(US: 12.2%)
Asian
3.2%(US: 5.7%)
Homeownership
56.5%(US: 64.5%)
Poverty Rate
18.7%(US: 12.3%)
Veterans
6.0%(US: 6.2%)
Non-English (CVAP)
7.9%(US: 17.0%)
Source: Census ACS 5-Year (2020-2024)

Community Profile

Religious Composition

Source: Religion Census 2020
Catholic
6.4%(Below Average)
Evangelical
5.8%(Below Average)
LDS/Mormon
2.6%
Mainline Protestant
1.7%

Ancestry Groups

Source: Census ACS

Top reported ancestry groups (compared to national average).

German
13.4%
English
12.8%(1.4x)
Irish
11.8%(1.3x)
Mexican
11.1%
Italian
5.5%
French
2.8%(1.4x)
+ 4 more reported ancestry groups

Age Distribution

Median:39.9 yrs(US: 38.5)
Under 18
18.8%↓
18-29
12.1%
30-44
19.3%
45-64
30.0%↑
65+
19.8%↑
National average

Employment by Industry

Census ACS
Retail Trade
11.9%(1.1x US)
Educational Services
10.2%(1.2x US)
Professional & Technical
9.5%(0.8x US)
Construction
7.5%
Healthcare & Social Services
5.6%(1.2x US)
Manufacturing
5.1%(0.5x US)
National average
+ 1 more sectors

Presidential Elections

Presidential Results

YearDemocratRepublicanMarginSwing
202462.0%(39,800)33.6%(21,559)D+28.4R+4.7
202064.5%(44,768)31.4%(21,770)D+33.1D+8.4
201655.3%(33,200)30.6%(18,373)D+24.7R+2.4
201259.7%(34,457)32.6%(18,825)D+27.1R+1.0
200862.0%(39,692)33.9%(21,713)D+28.1D+9.5
200457.7%(37,988)39.0%(25,714)D+18.6D+15.7
200044.4%(24,851)41.5%(23,219)D+2.9R+5.7
199644.2%(24,628)35.5%(19,803)D+8.7R+8.9
199248.1%(28,854)30.5%(18,299)D+17.6D+1.6
198857.1%(29,781)41.1%(21,460)D+16.0D+20.8

Source: Official state election returns via MIT Election Data + Science Lab

Presidential Margin Trend

Humboldt County, CA • 1876–2024

D+R++60+40+200-20-40-601876188418921900190819161924193219401948195619641972198019881996200420122020
Democratic margin
Republican margin

Senate Elections

Senate Results

YearDemocratRepublicanMarginSwing
202463.8%(40,240)36.2%(22,793)D+27.7R+72.8
2018100.5%(47,905)0.0%(0)D+100.5R+2.9
2016103.4%(50,695)0.0%(0)D+103.4D+73.4
201265.0%(36,162)35.0%(19,437)D+30.1D+3.5
200658.1%(27,652)31.5%(15,003)D+26.6D+15.8
200047.0%(25,788)36.2%(19,882)D+10.8D+8.5
199446.0%(21,817)43.8%(20,742)D+2.3R+24.4
199259.8%(35,178)33.2%(19,513)D+26.6D+5.1
198859.3%(30,472)37.7%(19,384)D+21.6D+33.5
198241.0%(19,369)53.0%(25,019)R+12.0R+24.2

Source: Official state election returns via MIT Election Data + Science Lab

Governor Elections

Governor Results

YearDemocratRepublicanMarginSwing
202261.8%(29,541)38.2%(18,257)D+23.6R+5.4
201864.5%(33,455)35.5%(18,418)D+29.0R+0.2
201464.6%(24,003)35.4%(13,146)D+29.2D+9.1
201056.3%(28,464)36.1%(18,277)D+20.1D+26.8
200641.6%(20,070)48.2%(23,282)R+6.7R+14.5
200245.4%(19,499)37.6%(16,118)D+7.9R+5.5
199851.2%(23,880)37.9%(17,658)D+13.3D+18.4
199444.3%(21,162)49.3%(23,586)R+5.1R+4.8
199046.6%(22,823)46.8%(22,943)R+0.2D+11.7
198642.6%(17,608)54.6%(22,534)R+11.9R+16.9

Source: Official state election returns via MIT Election Data + Science Lab

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