Mississippi State Senate seat · lines in effect since 2026
Mississippi Senate District 18
A district of about 57,000 people, 30% Black, 17% of adults with a bachelor's degree. It votes R+42.3 relative to the nation for president.
Where it sits among all 51 seats
Every Mississippi State Senate seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.
Democratic
Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET
Every race on these lines
Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.
| 2020 | 2024 | |
|---|---|---|
| U.S. Senate | R+28.9 | R+44.5 |
Outlined: the race for this seat itselfBlank: no race that year
Source: 99chambers results archive: precinct results allocated to current lines; 2026: civicAPIUpdated Nov 7, 2026, 3:01 PM ET
Who lives here, compared
Grey bars show the spread of all 51 seats. Small marks are other seats in Mississippi. The black marker is District 18.
Lower than 86% of seats.
Higher than 58% of seats.
Lower than 54% of seats.
Lower than 52% of seats.
Lower than 72% of seats.
Less dense than 74% of seats.
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET
Seats most like this one
Nearest seats on demographics, density and lean.
District 829% BlackR+36.3Not up in 2026District 33
32% Black · 24% college gradsR+41.4Not up in 2026District 39
32% BlackR+45.4Not up in 2026District 10
34% BlackR+26.3Not up in 2026
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET