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Simpson County, Mississippi

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16,143
Active registered voters
22
Precincts
7,720
Supervoters (47.82%)
5
Presidential cycles of results

Voter file loaded June 16, 2026 · figures are from that file, held as a fixed record

Simpson County, Mississippi has 16,143 active registered voters across 22 precincts, as of July 2026.

Party registration

Mississippi doesn't register voters by party, so there's no party breakdown to show. Party lean is usually inferred from primary participation; that data is in the voter file and available inside Motion51.

Most reliable-voting precincts

#PrecinctActive votersSupervotersSupervoter %
1Pearl57933357.51%
2Oak Grove75341154.58%
3Merit76841554.04%
4Martinville58130953.18%
5Shivers46023651.3%
6Fork Church43522351.26%
7Braxton71835749.72%
8Dry Creek83241149.4%
9Harrisville86242549.3%
10Magee 41,80288248.95%

Supervoters are active registered voters who cast a ballot in at least 3 of the last 4 November general elections (2018–2024). Percentages are precinct totals from the official state voter file — no individual voter information is shown. Precincts with fewer than 400 active voters are excluded.

Source: Motion51 voter database — official Mississippi voter file

How Simpson County voted for president

38.2
60.6
2008
38.6
60.6
2012
33.9
64.8
2016
34.2
64.6
2020
31.4
68.1
2024
■ Democratic %   ■ Republican %  ·  2024 total votes cast: 11,094

Election results are public records.

Source:  Official county canvasses via MIT Election Data + Science Lab

Simpson County at a glance.

Simpson County had an estimated 25,597 residents in July 2024, the 35th most populous of Mississippi's 82 counties, down 1.3% since the 2020 census. Of those, 19,732 are 18 or older, the voting-age population, and 20.1% are 65 or older. Its 16,143 active registered voters equal about 81.8% of that voting-age population.

It covers 589 square miles of land (43 people per square mile), and 74.2% of residents live outside any incorporated city or town. The largest cities and towns are Magee (3,924), Mendenhall (2,130), D'Lo (366) and Braxton (184). The American Community Survey (2020-2024) puts it at a median age of 40.6, a median household income of $56,381, 16.7% of adults 25 and older holding a bachelor's degree or higher and 81.4% of occupied homes owned by the people living in them.

In 2024, 11,094 votes were cast for president, about 56.2% of the voting-age population; the Democratic ticket took 31.4% and the Republican ticket 68.1%. The two-party margin moved from R+22.4 in 2008 to R+36.7 in 2024.

Population (2024 estimate)
25,597
Population (2020 census base)
25,944
Voting-age population (18+)
19,732
Active voters per 100 adults
81.8
Residents 65 and older
20.1%
People per square mile
43
Living outside incorporated places
74.2%
Land area
589 sq mi
Median age
40.6
Median household income
$56,381
Adults 25+ with a bachelor's degree
16.7%
Owner-occupied homes
81.4%

Largest cities and towns

  1. Magee 3,924
  2. Mendenhall 2,130
  3. D'Lo 366
  4. Braxton 184

Presidential vote, 2008–2024

YearDemocraticRepublicanMarginVotes cast
202431.4%68.1%R+36.711,094
202034.2%64.6%R+30.411,820
201633.9%64.8%R+30.911,416
201238.6%60.6%R+22.012,249
200838.2%60.6%R+22.412,610

Sources: U.S. Census Bureau Vintage 2024 population estimates and 2024 Gazetteer; American Community Survey 2020–2024 5-year estimates; certified county presidential returns. Growth, density and turnout are simple arithmetic on those figures.

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