Missouri House of Representatives seat · lines in effect since 2022
Missouri House District 158
A district of about 38,000 people, 14% of adults with a bachelor's degree. It votes R+64.5 relative to the nation for president.
Where it sits among all 163 seats
Every Missouri 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 race on these lines
Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.
| 2018 | 2024 | 2026 | |
|---|---|---|---|
| U.S. Senate | R+50.0 | No race | No race |
| Missouri House of Representatives | No race | R+70.2 | R+51.8 |
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 163 seats. Small marks are other seats in Missouri. The black marker is District 158.
Lower than 98% of seats.
Higher than 78% of seats.
Higher than 90% of seats.
Lowest of 163 seats.
Higher than 64% of seats.
Less dense than 83% 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 159MissouriR+66.4Held RDistrict 157
MissouriR+64.2CountingDistrict 150
MissouriR+65.9Held RDistrict 52
MissouriR+46.4Counting
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
Who has held it
These lines took effect in 2022.
- Scott Cupps (R)
2023– · Won 2022 by 99.8, 2024 by 70.2, 2026 by 51.8
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)