akashic
1876–2024
Sumter, SC·South Carolina

Sumter, SC has voted Republican for as long as anyone now living can remember.

A mid-size metro where military presence shapes the electorate

1876 — 2024·38 elections
SC
Latest
D+5
in 2024
Archetype
Republican loyalist
since the recent cycles
Population
104,725
2024 ACS

Sumter, SC, South Carolina: Republican loyalist metro. In 2024, voted D+5%. Democratic peak: D+97 in 1936.

Key facts

2024 presidential margin
D+5MIT Election Lab
Political archetype
Republican loyalistAkashic typology
Population
104,7252024 5-year
Median household income
$56,6932024 5-year
White (non-Hispanic)
44.9%2024 5-year
Black
46.0%2024 5-year
Hispanic / Latino
4.4%2024 5-year
Peak Democratic margin
D+97 in 1936MIT Election Lab
Peak Republican margin
R+40 in 1952MIT Election Lab
2024 results by constituent county
1 counties · 1 D · 0 R
R+60
D+60
One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.
38 presidential elections
Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonMarginDemocraticRepublicanTotal
D
+4.9%
23,42521,21545,170
D
+13.0%
27,37921,00048,920
D
+12.0%
24,04718,74544,086
D
+17.6%
27,58919,27447,309
D
+15.4%
25,43118,58144,358
D
+1.7%
18,69518,07437,003
R
−5.1%
14,36515,91530,672
D
+0.5%
12,19812,08025,392
R
−2.7%
11,85212,57626,596
R
−16.0%
9,50213,16122,801
R
−14.8%
9,56612,90922,590
R
−6.7%
9,20510,55720,126
D
+5.7%
10,4719,33219,912
R
−30.3%
5,80110,89216,800
D
+4.0%
6,1035,45116,308
R
−34.4%
3,7757,72911,504
R
−27.8%
2,6164,6337,249
O
−6.9%
9371,3566,034
R
−40.2%
2,0144,7266,740
O
+13.0%
6051543,477
D
+84.9%
2,111732,401
—
No data
———
D
+97.3%
2,06202,120
D
+96.4%
1,80901,876
D
+74.7%
1,2021741,376
D
+91.9%
1,136181,216
D
+71.1%
1,1501941,344
D
+79.9%
1,3571421,520
D
+91.6%
9100993
D
+74.9%
1,2281731,409
D
+74.1%
9191371,056
D
+77.8%
1,1991501,349
D
+64.4%
1,5503261,900
D
+41.1%
1,5356392,182
—
No data
———
—
No data
———
—
No data
———
—
No data
———

Demographics

Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
English
7.8%
Irish
5.6%
German
5.5%
American
5.4%
Italian
2.4%
Scottish
1.8%
Polish
1.1%
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.
Age distribution by sex
Median age: 38.0 in this county, 39.1 nationally
Male
Age
Female
0.7%
85+
1.7%
2.3%
75–84
2.7%
4.7%
65–74
5.8%
5.8%
55–64
6.7%
5.0%
45–54
5.8%
5.5%
35–44
6.1%
7.0%
25–34
6.7%
5.1%
18–24
4.7%
8.8%
5–17
8.5%
3.4%
<5
3.0%
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$56,693
Sumter, SC ranks near the middle of US counties.
Sumter, SC$56,693
South Carolina$69,324
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
16.6%
Children face moderate poverty.
Children under 1820.1%
Working age (18–64)15.3%
Seniors (65+)16.5%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
93.9%
speak English only
Spanish3.5%
Asian & Pacific Islander1.2%
Other Indo-European1.1%
Other languages0.3%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Baptist
19.4%
Other Christian
13.6%
Methodist
9.5%
Pentecostal & Holiness
4.1%
Catholic & Orthodox
4.1%
Mainline Protestant
2.0%
Non-Christian
0.4%
Source · 2020 US Religion Census. Remaining 46.9% of residents not counted as adherents by any reporting body.

Shaw Air Force Base anchors Sumter's economy and demographic profile, drawing a transient population that can dampen long-term partisan entrenchment despite the surrounding Lowcountry counties leaning reliably in one direction by double-digit margins.

The Republican margin in Sumter, SC reached its widest at forty points in 1952. The margin in 2024 was five points, in line with the metro's deep historical pattern.

Its loyalty is rooted in its place. Median household income of $56,693, a 45% non-Hispanic-white share, and a population of 104,725 together describe a metro whose political habits are deeply settled.

Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Sumter, SC, South Carolina — The Long Memory. Akashic Intelligence — The Long Memory. https://tiers.akashic.app/cbsa/44940/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0

Frequently asked questions

How did Sumter, SC, South Carolina vote in 2024?
In 2024, Sumter, SC, South Carolina voted Democratic by 4.9 points (D+5), carried by the Democratic candidate. Out of 45,170 votes cast, 23,425 went Democratic and 21,215 went Republican.
What is Sumter, SC, South Carolina's political archetype?
Akashic classifies Sumter, SC, South Carolina as a "Republican loyalist" metro based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the metro has voted Democratic 22 times, Republican 9 times, and other 2 times.
When did Sumter, SC, South Carolina last vote Republican?
The most recent presidential election in which Sumter, SC, South Carolina voted Republican was 2000.
How many people live in Sumter, SC, South Carolina?
Sumter, SC, South Carolina has a population of 104,725 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Sumter, SC, South Carolina?
Median household income in Sumter, SC, South Carolina is $56,693 — below the national median of $80,734. The South Carolina state median is $69,324.
What is the political history of Sumter, SC, South Carolina?
Akashic tracks 38 presidential elections in Sumter, SC, South Carolina from 1876 to 2024. Of those, 22 went Democratic and 9 went Republican. The metro's archetype — "Republican loyalist" — captures the overall trajectory of that voting record.