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Jefferson County, Mississippi

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5,230
Active registered voters
12
Precincts
2,501
Supervoters (47.82%)
5
Presidential cycles of results

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

Jefferson County, Mississippi has 5,230 active registered voters across 12 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 %
1UNION CHURCH40219749.0%
2OLD HEADSTART BUILDING60729448.43%
3MT. ISREAL BAPTIST CHURCH56226847.69%
4LOCUST GROVE BAPTIST CHURCH74535247.25%
5CITY HALL70028841.14%

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 Jefferson County voted for president

86.7
12.3
2008
88.7
10.9
2012
86.5
12.7
2016
85.1
13.6
2020
82.7
16.4
2024
■ Democratic %   ■ Republican %  ·  2024 total votes cast: 3,299

Election results are public records.

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

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Also see: Motion51 in Mississippi · How to run for office in Jefferson County · Pricing