Missouri will formally legalize legal online sports betting on December 1, 2025. Most sportsbooks are now competing to win the Show-Me State market are already launching aggressive pre-launch bonuses and signup offers. This is what bettors need to know about the largest offers, how to get them, and the fine print to watch out for.
Big names, big offers
Major operators are also using pre-registration windows (opened in mid-November) to lock in users before wagers can be placed on Dec. 1.These operators include:
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- DraftKings: Up to $1,300 New User Bonus
Bet $5 Get $300 in Bonus Bets Instantly
PLUS up to $1,000 Deposit Bonus (20% match up to $1,000 25x PTR)
New Missouri users who pre-register will be able to enjoy a welcome offer of a style of Bet $5, get $300 in bonus bets when the books launch. The bonus system and expiration windows are characteristic of the pre-launch incentives of DraftKings.
21+. Physically present in Missouri. Eligibility restrictions apply. Subject to regulatory licensing requirements. Register for a Missouri online sports wagering account starting 11/17.1 per new customer. $5+ first-time bet when we go live on 12/1 req. Excludes customers who redeem prelaunch signup offer. Max. $300 issued as non-withdrawable Bonus Bets that expire in 7 days (168 hours). Stake removed from payout. Terms: sportsbook.draftkings.com/promos. Ends 1/4/26 at 11:59 PM ET. Sponsored by DK.
FanDuel has an initial sign-up offer that typically includes a small credit with a larger unlock (such as $300 on sign-up and more bonus bets after a qualifying $5 wager once wagering is live). The pre-launch page of FanDuel itself provides these steps to Missouri customers.
Gambling Problem? Call 1-800-GAMBLER. 21+ and present in MO.
Use Bonus Code ROCKYBET To Get Offer.
BetMGM is promoting huge first-bet deals – usually promoted as up to $1500 first-bet coverage and early account credits to pre-registrants. Anticipate minimum deposit and location checks.
Gambling Problem? Call 1-800-GAMBLER. See BetMGM.com for Terms. 21+ only. MO Only. New Customer Offer (If applicable). Subject to eligibility requirements. Bonus bets are non-withdrawable. Please gamble responsibly.
Use Bonus Code BETROCK To Get Offer.
Gambling Problem? Call 1-800-GAMBLER. 21+ only. Must be physically located in MO. T&Cs Apply. In app only.
Use Bonus Code STARTMO To Get Offer.
bet365 is promoting typical Bet $5-10, get $365 packages targeting Chiefs and Blues fans, and Caesars has been promoting state-specific codes and early-deposit bonuses in promotional copy. These deals demand new-customer status and in-state residence at the time of signup.
Gambling Problem? Call 1-800-GAMBLER. See BetMGM.com for Terms. 21+ only. MO Only. New Customer Offer (If applicable). Subject to eligibility requirements. Bonus bets are non-withdrawable. Please gamble responsibly. Minimum $10 deposit required. Bonus bets expire in 7 days.
How the promos actually work
Most pre-launch sportsbook promos follow a predictable flow: you pre-register, complete ID checks (including Missouri residency), make a qualifying first deposit (often around $10), and once betting goes live, place a small qualifying wager (commonly $5–$10). After that, the book credits your account with bonus bets or site credit that typically (1) expires quickly (often within 7–30 days), (2) comes as non-withdrawable bonus bets where the stake usually isn’t returned on a win, and (3) is limited to one per customer and only redeemable while you’re physically in Missouri.
Things to check before you sign up
Before you register, confirm the basics. Geolocation and age are non-negotiable: you generally must be 21+ and physically located in Missouri at sign-up and when placing bets. Next, read the expiry and wagering terms—bonus bets can disappear fast, and restrictions vary by operator. Pay attention to withdrawal rules too: bonus funds aren’t usually withdrawable, and only winnings may be cashable (often with conditions). Finally, double-check promo codes and eligibility windows—some offers require a specific code or only apply if you register within a defined pre-launch period.
Responsible gambling & player protections
Missouri rules require operators to provide responsible-gaming resources, and many books use launch messaging to highlight tools like self-exclusion, deposit limits, and reality checks. If you’ve had issues with gambling in the past, set limits before your first deposit and treat these controls as part of the sign-up process—not an afterthought.
Quick tips for getting the best value
Don’t judge an offer by the headline alone. Compare the total package (instant credits + bonus bets), not just the biggest number on the page. Keep a close eye on expiration dates, because a large bonus is meaningless if it times out before you can use it. Also watch for playthrough, minimum-odds, and liability limits—some credits only unlock if you place wagers that meet specific requirements.
Final thoughts
With online sports betting live in Missouri as of December 1, 2025, operators will compete hard with launch offers. If you want the best value, signing up early can help—but only if you read the fine print (in-state requirement, 21+, codes, deadlines). Use responsible-gaming tools when they’re relevant to you, and choose the promo that matches your bankroll and how you actually bet—not just the flashiest claim.
