Costilla County, CO

CO · Presidential Elections 1880–2024

D+14.7
2024 Margin
R+12.6%
2020→2024 Swing
D since 1928
Voting Streak
4K
Population

Costilla County, CO (Colorado) voted D+14.7 for Kamala Harris (Democrat) in the 2024 presidential election, with Harris receiving 1,155 votes (55.53%) to 850 (40.87%) for Trump.

This represents a R+12.6% swing toward Republicans compared to 2020. Costilla County is classified as a lean Democratic county. Costilla County has voted Democratic in every presidential election since 1928. The county has a population of approximately 3,607.

Quick Stats

2024 ResultD+14.7
2020→2024 SwingR+12.6%
Voting StreakD since 1928
Elections on Record37

Demographics

Population3,607
Median Age
50.5(US: 38.7)
College (BA+)
24.9%(US: 35.2%)
Median Income
$36,861(US: $80k)
White (non-Hisp)
36.9%(US: 57.6%)
Hispanic
54.7%(US: 19.1%)
Black
1.1%(US: 12.2%)
Asian
1.6%(US: 5.7%)
Homeownership
79.0%(US: 64.5%)
Poverty Rate
21.0%(US: 12.3%)
Veterans
12.2%(US: 6.2%)
Non-English (CVAP)
34.3%(US: 17.0%)
Source: Census ACS 5-Year (2020-2024)

Community Profile

Religious Composition

Source: Religion Census 2020
Catholic
29.3%(Above Average)
LDS/Mormon
5.7%(Major Center)
Evangelical
0.6%(Below Average)

Ancestry Groups

Source: Census ACS

Top reported ancestry groups (compared to national average).

Mexican
32.4%Significant Hub(2.9x)
German
9.9%
Irish
6.3%
English
6.2%
Portuguese
3.5%Major Concentration(8.9x)
American Heritage
2.9%
+ 4 more reported ancestry groups

Age Distribution

Median:50.5 yrs(US: 38.5)
Under 18
18.6%↓
18-29
5.1%↓
30-44
16.4%↓
45-64
31.4%↑
65+
28.5%↑
National average

Employment by Industry

Census ACS
Agriculture & ForestryExceptional Hub
13.9%(8.2x US)
ConstructionMajor Specialization
12.6%(1.9x US)
Educational Services
7.5%(0.9x US)
Professional & Technical
6.5%(0.5x US)
Retail Trade
6.3%(0.6x US)
Healthcare & Social Services
1.9%(0.4x US)
National average

Presidential Elections

Presidential Results

YearDemocratRepublicanMarginSwing
202455.5%(1,155)40.9%(850)D+14.7R+12.6
202062.6%(1,311)35.4%(741)D+27.2R+1.8
201660.9%(1,125)31.8%(588)D+29.1R+19.6
201273.0%(1,340)24.3%(446)D+48.7R+0.2
200873.4%(1,245)24.4%(415)D+48.9D+14.6
200466.5%(1,170)32.2%(566)D+34.3D+0.9
200064.0%(1,054)30.6%(504)D+33.4R+17.5
199671.2%(1,168)20.3%(333)D+50.9D+4.4
199267.3%(1,180)20.9%(366)D+46.4D+4.3
198870.8%(1,120)28.7%(454)D+42.1D+19.1

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

Presidential Margin Trend

Costilla County, CO • 1880–2024

D+R++60+40+200-20-40-601880188818961904191219201928193619441952196019681976198419922000200820162024
Democratic margin
Republican margin

Senate Elections

Senate Results

YearDemocratRepublicanMarginSwing
201465.1%(912)28.3%(396)D+36.8R+12.7
200872.0%(1,185)22.4%(369)D+49.6D+20.2
200261.5%(957)32.0%(499)D+29.4R+12.1
199669.6%(1,089)28.1%(439)D+41.5D+17.1
199060.8%(916)36.4%(548)D+24.4D+0.5
198461.2%(1,017)37.2%(619)D+23.9R+16.6
197870.0%(967)29.4%(406)D+40.6D+14.9
197257.9%(760)32.2%(423)D+25.7R+9.0
196667.4%(1,116)32.6%(541)D+34.7D+10.2
196062.0%(1,252)37.5%(757)D+24.5R+5.1

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

Governor Elections

Governor Results

YearDemocratRepublicanMarginSwing
202266.8%(1,120)30.3%(507)D+36.6D+5.4
201862.9%(1,012)31.7%(510)D+31.2R+6.9
201466.3%(941)28.3%(401)D+38.1R+20.2
201070.1%(1,032)11.8%(174)D+58.3D+0.3
200677.9%(1,146)19.9%(293)D+57.9D+59.1
200247.7%(762)48.8%(780)R+1.1R+33.2
199864.1%(939)32.0%(469)D+32.1R+11.6
199470.4%(1,016)26.7%(386)D+43.6R+10.7
199076.0%(1,148)21.7%(328)D+54.3D+2.5
198675.6%(1,139)23.8%(359)D+51.8R+9.9

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

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