RepublicanIn office since Nov 2024

Mark C Cooper

Maine State Representative, District 107 since 2024. Ran in 1 election in 2024, winning 1. Ran for re-election in 2026; the count goes on.

Maine State Representative, District 107

In office
1 yr
Since 2024
Bills became law
3
3 sponsored, 2025–2026 session
Votes missed
5.4%
Chamber median 2.6%
With party
95%
On votes splitting the parties
Last margin
+2.6
Won 2024
Elections
2
2024–2026

Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 1:51 PM ET

Committees

As of 2026-10.

  • Agriculture, Conservation and Forestry

Source: Open States committeesUpdated Oct 27, 2026, 9:43 AM ET

Legislation

2025–2026 session · 3 sponsored · 3 became law
BillIntroCmteHouseSenateLaw
LD 1702 An Act To Amend Election Polling Place Candidate Restrictions
CANDIDATE RESTRICTIONS · Became law Jun 2025
LD 1188 An Act To Include Harness Racing With Other Sports For Purposes Of Sports Wagering
GAMBLING · Became law Jun 2025
LD 603 An Act To Ensure That The Exemption Of Certain Agricultural Buildings From The Maine Uniform Building And…
BUILDING AND ENERGY CODES · Became law Apr 2025

Source: Open States billsUpdated Nov 6, 2026, 4:22 PM ET

Voting record

2025–2026 session · placement by roll-call votes

Where Cooper sits in the Maine House of Representatives

Cooper is closer to the center than 79% of the chamber's Republicans.

Dem. medianRep. medianCooperMore liberalMore conservative

Closest: Wayne Parry, Mark Blier, Tiffany Strout

Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 4:53 PM ET

With Cooper’s party

  • Votes with the chamber's Republicans95%
  • Cosponsorships of the other party's bills16%

Black tick: the average of Republicans in the Maine House of Representatives.

Source: 99chambers legislative scores from roll calls and cosponsorships

Key votes

Votes chosen for their effect, not their side: Cooper’s vote, each party’s majority, and the result. An orange vote differs from most Republicans.

Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls

Career

Offices held, and every time Cooper 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.

YearRaceResultMarginSeat+/−
2026Maine House of Representatives, District 107CountingD+6.6D+4.0−2.6
2024Maine House of Representatives, District 107WonR+2.6D+4.0+6.6

Source: 99chambers results archive; 2026: civicAPI (unofficial)Updated Nov 8, 2026, 7:01 PM ET

Campaign money, 2025–26

Raised
$12.9K
Spent
$8.8K

Source: Maine Ethics Commission filings through Oct 15, 2026Updated Oct 31, 2026, 10:42 PM ET

Campaign committees

Open committees can still raise and spend money.

Cooper, Mark C.
State
Active

Source: Maine Ethics Commission filings through Oct 15, 2026Updated Oct 31, 2026, 10:42 PM ET

Seats Cooper has held

Source: 99chambers results archive

Who Cooper has run against

Source: 99chambers results archive; 2026: civicAPI (unofficial)

How we know Cooper

One person, matched across every source we use.

Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 1:51 PM ET