Boundary by 2024 margin · Precinct returns · VEST · MIT Election Lab
People and households
Who lives here
Exact values for this place, its state, and the United States.
Race · ethnicity · ancestry
Communities and origins
GroupGregory CountySouth DakotaUnited States
German43.1%33.1%12.5%
Irish9.0%9.9%9.4%
English7.1%7.7%9.5%
Czech6.5%——
American6.1%4.4%5.3%
Swedish3.7%2.5%—
Norwegian2.7%10.4%—
Dutch1.6%3.4%—
Rosebud Sioux2.7%1.1%—
Marshallese0.2%——
Filipino0.8%0.2%0.9%
Korean0.2%—0.4%
Hispanic or Latino counts residents of any race; the race groups count only their non-Hispanic residents, so the groups are mutually exclusive and sum to 100%. Expand a row to see ancestries reported within that group.
Age and life stage
Measure
Gregory County
South Dakota
United States
Median age
44.7
38.2
39.1
Age 18–24
6.3%
9.2%
9.2%
Age 65 and older
26.5%
18.0%
17.2%
Household economy
Measure
Gregory County
South Dakota
United States
Median household income
$62,917
$75,081
$84,427
Poverty rate
9.5%
12.0%
12.5%
Bachelor's degree or higher (25+)
22.2%
31.9%
35.6%
Languages at home
Measure
Gregory County
South Dakota
United States
Speaks a non-English language at home
2.1%
7.1%
22.3%
Religious landscape
Measure
Gregory County
South Dakota
United States
Catholic
38.0%
14.8%
18.6%
Evangelical Protestant
25.4%
20.1%
16.5%
Unclaimed / not counted
18.0%
44.9%
51.5%
Mainline Protestant
17.1%
18.0%
5.2%
American Community Survey 2024 5-year (CVAP, income, age, poverty, education, language, race, ancestry) · presidential returns from MIT Election Lab through 2024 · 2020 U.S. Religion Census (ASARB) — congregational adherents; unclaimed is the residual not counted by congregations.
Gregory County, South Dakota
Precinct data
Results by precinct
6 precincts · 2,267 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
Gregory County precinct-level presidential election results for 2024
Precinct -11
188
820
22
1,030
18.3%
79.6%
R+61.4
Precinct -22
156
629
22
807
19.3%
77.9%
R+58.6
Precinct -33
82
341
7
430
19.1%
79.3%
R+60.2
VTD-Gregory county precinct 11
0
0
0
0
—
—
Even
VTD-Gregory county precinct 22
0
0
0
0
—
—
Even
VTD-Gregory county precinct 33
0
0
0
0
—
—
Even
presidential history
Presidential margin, 1896–2024
Democratic minus Republican, by election
Presidential margin over time
Year
Margin (D minus R)
1896
+2.7%
1900
−10.9%
1904
−39.1%
1908
−9.7%
1912
+44.5%
1916
−6.9%
1920
−34.2%
1924
−22.4%
1928
−6.4%
1932
+47.2%
1936
+16.2%
1940
−9.8%
1944
−12.3%
1948
+2.0%
1952
−28.4%
1956
−4.0%
1960
−7.4%
1964
+9.6%
1968
−16.4%
1972
−3.6%
1976
+5.8%
1980
−41.9%
1984
−38.8%
1988
−15.7%
1992
−5.7%
1996
−11.7%
2000
−34.1%
2004
−34.2%
2008
−29.0%
2012
−42.2%
2016
−57.8%
2020
−58.3%
2024
−60.2%
DemocraticRepublican
38 presidential elections
Third column names the leading third-party or independent finisher. Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024). Swing · margin change from the prior cycle. vs U.S. · margin relative to the national result that year.
Year
Won
Democratic
Republican
Other
Margin
Swing
vs U.S.
Total
R
18.8%Harris426
79.0%Trump1,790
1.6%Kennedy36
R+60.2
R+1.9
R+58.7
2,267
R
20.2%Biden455
78.4%Trump1,771
1.4%Jorgensen32
R+58.3
R+0.5
R+62.7
2,258
R
18.7%Clinton391
76.5%Trump1,600
3.7%Johnson78
R+57.8
R+15.6
R+59.9
2,091
R
27.8%Obama599
70.1%Romney1,507
2.1%
R+42.2
R+13.2
R+46.1
2,151
R
34.3%Obama771
63.3%McCain1,423
2.4%
R+29.0
D+5.2
R+36.3
2,247
R
31.9%Kerry813
66.2%Bush1,685
1.9%
R+34.2
R+0.2
R+31.8
2,546
R
31.8%Gore718
65.9%Bush1,487
2.3%
R+34.1
R+22.4
R+34.6
2,257
R
37.9%Clinton923
49.7%Dole1,208
11.8%Perot286
R+11.7
R+6.1
R+20.2
2,433
R
33.6%Clinton879
39.3%Bush1,027
26.3%Perot688
R+5.7
D+10.1
R+11.2
2,615
R
41.8%Dukakis1,138
57.5%Bush1,566
0.7%
R+15.7
D+23.1
R+8.0
2,722
R
30.4%Mondale780
69.2%Reagan1,777
0.5%
R+38.8
D+3.1
R+20.6
2,569
R
26.4%Carter883
68.4%Reagan2,283
5.2%
R+41.9
R+47.7
R+32.2
3,340
D
52.7%Carter1,658
46.9%Ford1,475
0.4%
D+5.8
D+9.4
D+3.8
3,145
R
48.0%McGovern1,555
51.6%Nixon1,670
0.4%
R+3.6
D+12.8
D+19.6
3,237
R
38.1%Humphrey1,266
54.4%Nixon1,810
7.5%
R+16.4
R+26.0
R+15.7
3,327
D
54.8%Johnson1,995
45.2%Goldwater1,644
0.0%
D+9.6
D+17.1
R+12.9
3,639
R
46.3%Kennedy1,778
53.7%Nixon2,063
0.0%
R+7.4
R+3.4
R+7.6
3,841
R
48.0%Stevenson1,795
52.0%Eisenhower1,945
0.0%
R+4.0
D+24.4
D+11.4
3,740
R
35.8%Stevenson1,372
64.2%Eisenhower2,463
0.0%
R+28.4
R+30.4
R+17.7
3,835
D
50.3%Truman1,793
48.4%Dewey1,723
1.3%
D+2.0
D+14.3
R+2.5
3,562
R
43.8%Roosevelt1,613
56.2%Dewey2,067
0.0%
R+12.3
R+2.5
R+19.8
3,680
R
45.1%Roosevelt2,035
54.9%Willkie2,478
0.0%
R+9.8
R+26.0
R+19.8
4,513
D
57.3%Roosevelt2,603
41.1%Landon1,868
1.6%
D+16.2
R+31.0
R+8.1
4,545
D
73.3%Roosevelt3,278
26.1%Hoover1,169
0.6%
D+47.2
D+53.5
D+29.4
4,472
R
46.7%Smith2,001
53.0%Hoover2,274
0.3%
R+6.4
D+16.0
D+11.1
4,287
R
22.2%Davis818
44.6%Coolidge1,643
33.2%La Follette1,222
R+22.4
D+11.8
D+2.8
3,683
R
23.4%Cox744
57.6%Harding1,833
19.0%
R+34.2
R+27.3
R+8.0
3,182
R
44.9%Wilson1,242
51.9%Hughes1,434
3.2%
R+6.9
R+51.4
R+10.1
2,765
O
44.5%Wilson1,176
0.0%Taft0
55.5%
Roosevelt +11.1
D+54.1
D+24.9
2,645
R
43.1%Bryan1,266
52.8%Taft1,550
4.0%
R+9.7
D+29.4
R+0.1
2,934
R
28.0%Parker282
67.1%Roosevelt675
4.9%
R+39.1
R+28.2
R+19.4
1,006
R
44.1%Bryan259
55.0%McKinley323
0.9%
R+10.9
R+13.6
R+3.4
587
D
51.3%Bryan116
48.7%McKinley110
0.0%
D+2.7
—
D+8.7
226
—
—
—
—
No data
—
—
—
—
—
—
—
No data
—
—
—
—
—
—
—
No data
—
—
—
—
—
—
—
No data
—
—
—
—
—
—
—
No data
—
—
—
Congressional elections · 2 Senate races
U.S. Senate
Source · MIT Election Lab (MEDSL), Senate. CC-BY 4.0.
Year
Won
Democratic
Republican
Total
2022
R
13.8%279
82.2%1,663
2,024
2020
R
21.7%488
78.3%1,766
2,254
voter registration
Registered voters
By party of registration, over time
Party registration · 2026R+48.6
vs
Presidential vote · 2024R+60.2
Registration leans Republican; the presidential vote runs 12 points more Democratic.
Net migration over time, and who arrivals are — where they came from and what those places vote
−19 net domestic migration · 2025
20112025
Net +138 over 2011–2025 · gain loss
Arrivals reported $61,733 in average income, against $70,019 for residents who stayed — 12% lower. (IRS SOI, 2022–23)
Migration is one input to a place’s political change, not its cause — a shift can also come from residents changing their minds, generational turnover, or turnout. These figures describe the places people moved between; they do not measure how any mover voted.
Domestic migration in Gregory County, SD in Gregory County, SD: net domestic migration by year
Year
Net domestic migration
2011
−31
2012
+49
2013
+8
2014
+13
2015
−17
2016
−28
2017
+46
2018
−13
2019
−1
2021
−9
2022
+46
2023
+19
2024
+75
2025
−19
Gregory County's sparse population and deep agricultural roots produce margins that routinely rank among the widest in the state, with the 2024 presidential contest settled by more than 60 points.
Across the recorded series it reached a Democratic high of 47.2 points in 1932 and a Republican high of 60.2 points in 2024. Between 2020 and 2024 the county moved 1.9 points toward the Republican candidate; the 2024 margin was 60.2 points.
A population of 4,016, a 86% non-Hispanic-white share, and a median household income of $62,917 describe the county. The county's voting pattern over the last decade is most similar to that of Potter County and Knox County.
Akashic
Political twins — counties
The counties whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
How did Gregory County, South Dakota vote in 2024?
In 2024, Gregory County, South Dakota voted Republican by 60.2 points (R+60.2), carried by the Republican candidate. Out of 2,267 votes cast, 426 went Democratic and 1,790 went Republican.
When did Gregory County, South Dakota last vote Democratic?
The most recent presidential election in which Gregory County, South Dakota voted Democratic was 1976.
How many people live in Gregory County, South Dakota?
Gregory County, South Dakota has a population of 4,016 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Gregory County, South Dakota?
Median household income in Gregory County, South Dakota is $62,917 — below the national median of $80,734. The South Dakota state median is $75,081.
What is the political history of Gregory County, South Dakota?
Akashic tracks 38 presidential elections in Gregory County, South Dakota from 1876 to 2024. Of those, 6 went Democratic and 26 went Republican.
