Mark Boyko
Missouri State Representative, District 90 since 2024. Re-elected in 2026. Next on the ballot in 2028.
- In office
- 1 yr
- Since 2024
- Bills became law
- 0
- 27 sponsored, 2025–2026 session
- Last margin
- +21.3
- Won 2024
- Next election
- 2028
- Nov 7, 2028
Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 1:51 PM ET
Committees
As of 2026-10.
- Pensions · ranking member
- Elementary and Secondary Education
- Government Efficiency
- Legislative Research
- Property Tax Reform Special
- Utilities
Source: Open States committeesUpdated Oct 27, 2026, 9:43 AM ET
Legislation
CHILDREN AND MINORS · Failed in committee May 2026
ENTERTAINMENT, SPORTS AND AMUSEMENTS · Failed in committee May 2026
ATHLETICS · Failed in committee May 2026
CHILDREN AND MINORS · Failed in committee May 2026
FIREARMS · Failed in committee May 2026
Source: Open States billsUpdated Nov 6, 2026, 4:22 PM ET
Career
Offices held, and every time Boyko was on a ballot. Filled marks are general elections won; hollow marks are primaries; an orange outline is a loss.
Source: 99chambers results archive (MEDSL, Klarner, state election offices)
Elections
Margin against the seat’s presidential baseline: how the seat voted for president in the same or nearest year.
| Year | Race | Result | Margin | Seat | +/− |
|---|---|---|---|---|---|
| 2026 | Missouri House District 90 | Won | — | D+26.9 | — |
| 2024 | Missouri House of Representatives, District 90 | Won | D+21.3 | — | — |
Source: 99chambers results archive; 2026: civicAPI (unofficial)Updated Nov 8, 2026, 7:01 PM ET
Seats Boyko has held
- Missouri House of Representatives, District 90 · since 2024
Source: 99chambers results archive
Who Boyko has run against
- Scott Mathewson (R) · 2024 election, won
Source: 99chambers results archive; 2026: civicAPI (unofficial)
How we know Boyko
One person, matched across every source we use.
- Open States ocd-person/3a6ee726-1e30-4f9a-82cc-af57163e571b
- Wikidata Q132362503
Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 1:51 PM ET