Flipped from RepublicanCalledUnofficial resultsIncumbent defeated
Missouri House District 100
Missouri House of Representatives · Missouri
Mary Ann Perkins flipped the seat for Democrats, winning by 15.1 points over Philip Oehlerking.
Mary Ann PerkinsDemocrat · winner
56.6%9,770
Philip OehlerkingRepublican · incumbent
41.5%7,158
Ken NewhouseLibertarian
1.9%319
97% of the expected vote counted · 17,247 votes
Source: civicAPI unofficial results and race callsUpdated Nov 7, 2026, 7:01 PM ET
Where the race moved
Against the 2024 presidential vote
The seat's recent races
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)
Pre-election forecast (final, Nov 3)
Our model's last run before Election Day, Nov 3, 2026. It no longer updates.
- Mary Ann Perkins
- 83%
- Philip Oehlerking
- 17%
- Projected margin
- D+7.1
The candidates
Mary Ann Perkins (D)Philip Oehlerking (R)
Incumbent, Missouri House of Representatives, first elected 2022
Incumbent, Missouri House of Representatives, first elected 2022
Also on the ballot: Ken Newhouse (Libertarian), 1.9%