Sports betting has been legal in Maine since 2023. 2 mobile sportsbooks are licensed to take bets from Maine residents and visitors physically located in-state. This guide ranks them by market depth, bonus value, and line sharpness — plus the legal context, responsible gambling resources, and Gridiron & Wine's verified track record on ME-relevant games.
Maine launched mobile sports betting in November 2023 with operators tied to tribal gaming agreements. Only DraftKings (via Passamaquoddy Tribe) and Caesars (via Penobscot Nation) are licensed for mobile.
Rankings below weigh market depth (number of markets offered), line quality (how close to sharp consensus), bonus value (welcome offer plus ongoing promos), and historical reliability. Operator listings include affiliate links — see disclosure below.
Why it ranks here: Largest US market share; deepest player-prop menu
What to watch for: Limits sharp/winning accounts aggressively
Why it ranks here: Caesars Rewards loyalty program; strong futures markets
What to watch for: Bonus rollover terms can be restrictive
Sign up at Caesars Sportsbook →
| Sportsbook | Welcome Bonus | Best For |
|---|---|---|
| DraftKings | Bet $5, get $200 in bonus bets | Largest US market share; deepest player-prop menu |
| Caesars Sportsbook | First bet on Caesars up to $1,000 | Caesars Rewards loyalty program; strong futures markets |
Account creation at any licensed Maine sportsbook follows the same regulated workflow:
Maine has no professional sports franchises, but college and out-of-state pro betting drive in-state handle. Gridiron & Wine's models cover NHL, NBA, MLB, NFL, CBB, and WNBA — full season-long aggregate performance is available on our results page. Subscribers get the same daily picks regardless of state.
Sports betting involves real risk of financial loss. If gambling is causing problems for you or someone you know, free, confidential help is available:
Maine helpline: 1-800-GAMBLER
National hotline: 1-800-GAMBLER (24/7)
National Council on Problem Gambling: 1-800-522-4700
Every licensed Maine operator is required to provide self-exclusion tools, deposit limits, loss limits, and session-time alerts. Find these in your account settings under "responsible gambling" or "limits."
Yes — sports betting has been legal in Maine since 2023. The state's gambling regulator (Maine Gambling Control Unit) oversees licensed operators and enforces age + geolocation requirements. You must be at least 21 years old and physically located in Maine to place a bet legally.
It depends on your priority. For deepest market coverage, DraftKings and FanDuel are typically strongest. For loyalty programs, BetMGM and Caesars are competitive. For sharp pricing, look for Pinnacle (not available in Maine) or bet365 where available. Our ranking below weighs market depth, bonus value, and historical line quality.
Sportsbook payout limits in Maine vary by operator and event. Major operators typically cap individual bet payouts at $500,000–$1 million for major-sport markets. Win limits per customer are higher on player props and same-game parlays.
You must be at least 21 years old to legally place a sports bet in Maine. Operators verify age via document upload during account creation. Underage betting is a misdemeanor and forfeits all winnings.
No, but you must be physically located within Maine state lines to place a bet. Sportsbooks use geolocation software to verify your location at the time of each wager. Crossing state lines means your account can still place bets at out-of-state operators where you're licensed.
The Maine responsible gambling helpline is 1-800-GAMBLER. The national NCPG helpline is also available at 1-800-GAMBLER. Operators are required to provide self-exclusion and deposit/loss limit tools for all customers.
Operator availability and bonus offers in Maine are accurate as of May 2026 and can change. Confirm current terms at each operator's website before signing up. Affiliate disclosure: Gridiron & Wine may earn a commission on sportsbook signups from links on this page — at no cost to you — which helps fund our model development and free educational content. Rankings reflect our independent assessment of operator quality, not affiliate compensation rates.