Elections
Maine 2026 Primary Election: Date, Rules & What to Know
The Maine 2026 congressional primary was held on June 9, 2026. General Election Day is November 3, 2026.
Live on Congress Countdown
See Maine's current congressional delegation
Term end dates, party breakdown, and which seats are on the November ballot.
Competitive U.S. House Races
Maine has 1 U.S. House district rated a toss-up for 2026 (rating: Cook Political Report (June 2026)). These are among the seats most likely to decide control of the House.
ME-2
Toss-upIncumbent: Jared Golden (D)
Primary June 9, 2026.
General Election · November 3, 2026
What's on the Maine 2026 Ballot
U.S. House of Representatives
All U.S. House seats in Maine are on the 2026 ballot. Every House member runs for re-election every two years. View Maine representatives →
U.S. Senate — Class II Seat
Maine's Class II Senate seat is up for election in 2026. The current senator is Susan Collins (R). Class II senators were last elected in 2020 and serve six-year terms.
Maine's Primary System: Partisan Closed Primary
Maine holds a closed primary, meaning you must be registered with a political party to vote in that party's primary. Independent and unaffiliated voters cannot participate unless they re-register with a party before the registration deadline.
Maine 2026 Election Key Dates
| June 9, 2026 | Primary Election (passed) |
| October 2026 | Voter registration deadlines (check your state) |
| November 3, 2026 | General Election |
| January 3, 2027 | 120th Congress convenes |
Voter Registration in Maine
You must be registered with a political party to vote in that party's primary. Independent/unaffiliated voters cannot participate unless they re-register before the deadline. Registration deadlines vary — most states require registration 15–30 days before the primary, though some offer same-day registration.
Check your registration status and find your polling place at vote.gov.
See All State Primary Dates
Compare Maine's primary to other states' 2026 schedules.
Sources
Frequently Asked Questions
When is the Maine primary election in 2026?
The Maine 2026 congressional primary is June 9, 2026. The general election is November 3, 2026.
Can I vote in the Maine primary if I'm not registered with a party?
You must be registered with a political party to vote in that party's primary. Independent/unaffiliated voters cannot participate unless they re-register before the deadline.
What is on the Maine 2026 primary ballot?
All U.S. House seats in Maine are on the 2026 primary ballot. Additionally, the U.S. Senate seat (Class II) is up for election. The current senator is Susan Collins (R). Many states also hold primaries for governor and state legislature on the same day.
What type of primary does Maine use?
Maine holds a closed primary, meaning you must be registered with a political party to vote in that party's primary. Independent and unaffiliated voters cannot participate unless they re-register with a party before the registration deadline.
When is the Maine voter registration deadline for the 2026 primary?
Voter registration deadlines vary but are typically 15–30 days before the primary. Because Maine has a closed primary, you must also be registered with a party before the deadline to vote in a party primary. Check the Maine Secretary of State website or vote.gov for the exact deadline.
When is the Maine general election in 2026?
The 2026 general election is on Tuesday, November 3, 2026. This date is the same for all 50 states — it is always the first Tuesday after the first Monday in November in even-numbered years.