Mississippi House of Representatives seat · lines in effect since 2026
Mississippi House District 100
A district of about 21,000 people, 24% Black, 17% of adults with a bachelor's degree. It votes R+46.8 relative to the nation for president.
2023 election
Nov 7, 2023- Ken Morgan (R) · won100.0%
Unopposed.
Source: OpenElections (from MS Secretary of State)Updated Sep 30, 2026, 12:47 PM ET
Where it sits among all 120 seats
Every Mississippi House of Representatives 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 election for this seat
13 races since 1979. District numbers are redrawn after each census: each group is one set of lines.
| Year | Winner | Runner-up | Won by |
|---|---|---|---|
| Lines first used in 2022 | |||
| 2023 | Ken Morgan (R) | — | Unopposed |
| Lines first used in 2012 | |||
| 2019 | Ken Morgan (R) | — | Unopposed |
| 2015 | Ken Morgan (R) | — | Unopposed |
| Lines first used in 2002 | |||
| 2011 | Ken Morgan (R) | Harry Griffith (D) | 45.8 |
| 2007 | Ken Morgan (R) | O. K. Moore (D) | 10.8 |
| 2003 | Virginia Carter Carlton (R) | Ken Morgan (D) | 3.3 |
| Lines first used in 1992 | |||
| 1999 | O. K. Moore (D) | — | Unopposed |
| 1995 | Miriam Simmons (D) | Reid Wall (R) | 3.5 |
| 1992 | Miriam Simmons (D) | Reid Wall (R) | 10.1 |
| Lines first used in 1982 | |||
| 1991 | Miriam Simmons (D) | — | Unopposed |
| 1987 | Miriam Simmons (D) | — | Unopposed |
| 1983 | Clifton Holmes (D) | — | Unopposed |
| Lines first used in 1972 | |||
| 1979 | Robert E. Vince (D) | — | Unopposed |
Primaries: 2015 Republican primary · 1987 Democratic primary runoff · 1987 Democratic primary · 1983 Democratic primary runoff · 1983 Democratic primary · 1979 Democratic primary runoff · 1979 Democratic primary
Won by: the winner's lead over the runner-up, in points of the vote. Source: 99chambers results archive (MEDSL, Klarner, state election offices)
Districts that overlap District 100
The state's districts in other chambers that share residents with this one, and the share of District 100's area in each.
Every race on these lines
Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.
| 2016 | 2020 | 2024 | |
|---|---|---|---|
| President | R+59.1 | R+43.6 | R+48.0 |
| U.S. Senate | No race | R+36.6 | R+48.0 |
Outlined: the race for this seat itselfBlank: no race that year
Source: 99chambers results archive: precinct results allocated to current lines; 2026: civicAPIUpdated Nov 8, 2026, 7:01 PM ET
Who lives here, compared
Grey bars show the spread of all 120 seats. Small marks are other seats in Mississippi. The black marker is District 100.
Lower than 76% of seats.
Higher than 85% of seats.
Lower than 83% of seats.
Lower than 64% of seats.
Lower than 100% of seats.
Less dense than 65% 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 53MississippiR+40.7Not up in 2026District 78
25% BlackR+38.1Not up in 2026District 79
25% BlackR+57.0Not up in 2026District 81
31% Black · 20% college gradsR+47.5Not 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