akashic
1876–2024
Casper-Riverton·Wyoming

Casper-Riverton has voted Republican in fifteen straight presidential elections — R+49 in 2024.

Wyoming's oil-patch heartland, where energy votes drive statewide margins

1876 — 2024·38 elections
WY
LatestR+49in 2024
TypologyStable Rural Rightcluster typology
Population145,5952024 ACS

Casper-Riverton, Wyoming: Stable Rural Right market. In 2024, voted R+49%. Republican peak: R+55 in 1892.

Key facts

2024 presidential margin
R+49MIT Election Lab
Political typology
Stable Rural RightAkashic typology
Population
145,5952024 5-year
Median household income
$70,3892024 5-year
White (non-Hispanic)
83.8%2024 5-year
Black
0.5%2024 5-year
Hispanic / Latino
8.7%2024 5-year
Peak Democratic margin
D+23 in 1936MIT Election Lab
Peak Republican margin
R+55 in 1892MIT Election Lab
2024 presidential election
Casper-Riverton
TrumpR+49
—
2024 presidential margin by county for Casper-Riverton, WYA map of the constituent counties of Casper-Riverton, WY, each outlined and filled by its 2024 presidential margin from deep red (Republican) through neutral to deep blue (Democratic).Fremont County, WY · R+37Hot Springs County, WY · R+61Natrona County, WY · R+48Washakie County, WY · R+64Converse County, WY · R+73
How it voted
Share of the 2024 vote
Donald Trump ✓Republican73.3%47,186
Kamala HarrisDemocratic24.1%15,505
OtherAll other candidates2.7%1,722
D+60
R+60
5 counties, each filled by 2024 D-vs-R margin. Hover any county for its result.
presidential history
Presidential margin, 1876–2024
Democratic minus Republican, by election
Presidential margin over timeDemocratic-minus-Republican presidential margin from 1876 to 2024. Most recent: −49.2% in 2024.flipped R · 1968−49.2%DR18762024
Presidential margin over time
YearMargin (D minus R)
1876No data
1880No data
1884No data
1888No data
1892−54.6%
1896−7.1%
1900−29.7%
1904−37.5%
1908−21.5%
1912−1.2%
1916+13.4%
1920−37.9%
1924−27.6%
1928−29.2%
1932+19.7%
1936+22.9%
1940−2.3%
1944−10.1%
1948+0.4%
1952−34.9%
1956−29.3%
1960−16.8%
1964+5.0%
1968−27.7%
1972−42.4%
1976−23.2%
1980−39.5%
1984−44.3%
1988−23.8%
1992−4.2%
1996−12.6%
2000−40.7%
2004−39.9%
2008−36.2%
2012−42.6%
2016−51.6%
2020−48.4%
2024−49.2%
DemocraticRepublican
38 presidential elections
Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonMarginDemocraticRepublicanTotal
R
−49.2%
15,50547,18664,413
R
−48.4%
16,04348,43966,872
R
−51.6%
12,37745,08963,425
R
−42.6%
16,70043,15962,114
R
−36.2%
19,53242,70163,945
R
−39.9%
17,86342,40061,483
R
−40.7%
15,24437,78955,410
R
−12.6%
20,18927,03654,552
R
−4.2%
17,74719,96152,428
R
−23.8%
17,46628,59946,683
R
−44.3%
14,13837,10351,885
R
−39.5%
13,03033,10150,756
R
−23.2%
16,33926,30742,951
R
−42.4%
11,95829,60241,644
R
−27.7%
11,13821,06535,782
D
+5.0%
21,47719,44440,921
R
−16.8%
16,66123,39340,054
R
−29.3%
11,74821,46633,214
R
−34.9%
10,76822,32133,139
D
+0.4%
11,97711,89024,035
R
−10.1%
9,79211,99721,789
R
−2.3%
12,62013,22525,915
D
+22.9%
15,0369,32924,973
D
+19.7%
13,7249,08623,488
R
−29.2%
7,44413,63421,225
R
−27.6%
7,11413,74624,016
R
−37.9%
3,6888,53312,784
D
+13.4%
5,2233,9529,477
R
−1.2%
2,4402,5226,921
R
−21.5%
2,3673,7036,204
R
−37.5%
1,2782,8454,183
R
−29.7%
1,2122,2343,446
R
−7.1%
1,3091,5122,843
R
−54.6%
01,3362,448
—
No data
———
—
No data
———
—
No data
———
—
No data
———

Demographics

2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
22.8%
English
13.8%
Irish
12.1%
American
4.7%
Scottish
3.2%
French
2.6%
Italian
2.4%
Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
2024 ACS
Age distribution by sex
Median age: 39.6 in this county, 39.1 nationally
Male
Age
Female
0.7%
85+
1.2%
2.5%
75–84
2.8%
5.8%
65–74
5.7%
6.4%
55–64
6.5%
5.6%
45–54
5.6%
6.9%
35–44
6.7%
6.2%
25–34
6.0%
4.1%
18–24
3.6%
9.4%
5–17
8.6%
2.8%
<5
2.9%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Median household income
Inflation-adjusted dollars
$70,389
Casper-Riverton ranks near the middle of US counties.
Casper-Riverton$70,389
Wyoming$76,176
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Poverty rate
All persons below federal poverty line
10.7%
Child poverty is below the national average.
Children under 1814.2%
Working age (18–64)9.7%
Seniors (65+)8.5%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
94.9%
speak English only
Spanish2.9%
Other Indo-European1.0%
Other languages0.9%
Asian & Pacific Islander0.4%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Other Christian
16.2%
Catholic & Orthodox
10.8%
Baptist
4.0%
Pentecostal & Holiness
3.9%
Mainline Protestant
3.5%
Methodist
1.2%
Non-Christian
0.1%
Source · 2020 US Religion Census. Remaining 60.3% of residents not counted as adherents by any reporting body.

Covering most of Wyoming's interior, the Casper-Riverton market anchors the state's petroleum and natural gas economy. Voters here have delivered some of the nation's widest Republican presidential margins over the past two decades.

Across the recorded series it reached a Democratic high of twenty-three points in 1936 and a Republican high of fifty-five points in 1892. Between 2020 and 2024 the market moved one point toward the Republican candidate; the 2024 margin was forty-nine points.

A population of 145,595, a 84% non-Hispanic-white share, and a median household income of $70,389 describe the market.

Compare two places, side by side

Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →

Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Casper-Riverton, Wyoming. Akashic. https://akashic.app/dma/767/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0

Frequently asked questions

How did Casper-Riverton, Wyoming vote in 2024?
In 2024, Casper-Riverton, Wyoming voted Republican by 49.2 points (R+49), carried by the Republican candidate. Out of 64,413 votes cast, 15,505 went Democratic and 47,186 went Republican.
What is Casper-Riverton, Wyoming's political typology?
Akashic places Casper-Riverton, Wyoming in the "Stable Rural Right" typology. The typology is a data-driven cluster built from vote share, vote swing, race and ethnicity, income, language spoken at home, religion, and ancestry. Across 38 elections in the dataset, the market has voted Democratic 5 times, Republican 29 times, and other 0 times.
When did Casper-Riverton, Wyoming last vote Democratic?
The most recent presidential election in which Casper-Riverton, Wyoming voted Democratic was 1964.
How many people live in Casper-Riverton, Wyoming?
Casper-Riverton, Wyoming has a population of 145,595 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Casper-Riverton, Wyoming?
Median household income in Casper-Riverton, Wyoming is $70,389 — below the national median of $80,734. The Wyoming state median is $76,176.
What is the political history of Casper-Riverton, Wyoming?
Akashic tracks 38 presidential elections in Casper-Riverton, Wyoming from 1876 to 2024. Of those, 5 went Democratic and 29 went Republican. The market's typology — "Stable Rural Right" — captures where that record, its demographics, and its recent swing place it among American communities.