Gambling Age in Missouri: What Is the Minimum Age for Sports Betting?

Written By John Carlo Villaruel | Last Updated at March 6, 2026

Welcome to our guide about the gambling age in Missouri. Essential reading for anyone looking for a legal and safe way to place bets in the Show Me State.

Here you’ll see how the minimum gambling age varies according to what type of gambling you’re interested in, and we’ll outline how you can verify your identity and get started without delay. Plus we’ll take a sneak peek at some of the sportsbooks set to launch in the state. Read on, and you’ll soon have all the information you need.

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Sportsbook
Bonus
Features
Bet
1
BetMGM Up To $1500 in Bonus Bets Paid Back if your First Bet Does Not Win
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Gambling problem? Call 1-800-GAMBLER or 1-800-MY-RESET (Available in the US) Call 877-8-HOPENY or text HOPENY (467369) (NY) Call 1-800-327-5050 (MA) 21+ only. Please Gamble Responsibly. Call 1-800-NEXT-STEP (AZ), 1-800-BETS-OFF (IA), 1-800-981-0023 (PR). Rewards are non-withdrawable bonus bets that expire in 7 days. In partnership with Kansas Crossing Casino and Hotel. See BetMGM.com for Terms. US promotional offers not available in DC, Mississippi, New York, Nevada, Ontario, or Puerto Rico.
2
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  • Wide coverage of US and international sports
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GAMBLING PROBLEM? CALL 1-800-GAMBLER or 1-800-MY-RESET, (800) 327-5050 or visit gamblinghelplinema.org (MA). Call 877-8-HOPENY/text HOPENY (467369) (NY). Please Gamble Responsibly. 888-789-7777/visit ccpg.org (CT), or visit www.mdgamblinghelp.org (MD), 1-800-981-0023 (PR). 21+ and present in most states. (18+ DC/KY/NH/PR/WY). Void in NH/OR/ONT/PR. Eligibility restrictions apply. On behalf of Boot Hill Casino (KS). Pass-thru of per wager tax may apply in IL. 1 per new DraftKings Sportsbook customer. Must register new account to receive reward Token. Must select Token BEFORE placing min. $5 bet to receive $300 in Bonus Bets if your bet wins. Min. -500 odds req. Token and Bonus Bets are single-use and non-withdrawable. Bet must settle by and Token expires 5/3/26 at 11:59 PM ET. Bonus Bets expire in 7 days (168 hours). Stake removed from payout. Terms: Promos | DraftKings Sportsbook . Ends 4/26/26 at 11:59 PM ET.
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Gambling Problem? Call 1-800-GAMBLER or visit RG Help . Call 1-888-789-7777 or visit Helpline and Chat – CONNECTICUT COUNCIL (CT). "Hope is here. GamblingHelpLineMA.org or call (800) 327-5050 for 24/7 support. 21+ and present in MA. Connect with a PlayWell Advisor at PlayWell.org. Visit Home (MD). Call 1-877-8HOPE-NY or text HOPENY (467369) (NY) 21+ (18+ D.C., KY, WY) and present in select states (for KS, in affiliation with Kansas Star Casino). First online real money wager only. $5 first deposit required. Bonus issued as nonwithdrawable bonus bets which expire 7 days after receipt. Restrictions apply. See terms at FanDuel Sportsbook
4
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New customers in AZ, CO, CT, DC, IA, IL, IN, KS, KY, LA, MA, MD, MI, MO, NC, NJ, NY, OH, PA, TN, VA, VT, WV, or WY. Must toggle on this promotion in your bet slip and wager $5+ cash on any market (min. odds -500) within 7 days of account opening to receive $200 in FanCash. Promotional FanCash expires 7 days from issuance (at 11:59pm ET). Terms, including FanCash terms apply-see Fanatics Sportsbook app.

So without further ado, let’s have a look at the minimum age for the various forms of gambling in Missouri. Here’s what you need to know:

Getting ready for sports betting in MO

If you’re reading this page, then you are probably gearing up for the launch of legal sports betting in Missouri. This won’t actually happen until December 1, 2025, but it looks like there could be anywhere up to 10 online sportsbooks getting ready to take your bets.

This leaves you with the question of which online sportsbook to sign up with. So what we’ve done here is picked two excellent sportsbooks, plus one DFS brand to mix things up:

Missouri betting brandBetting typeApp Store ratingGoogle Play rating
BetMGMStandard sports betting4.84.3
CaesarsStandard sports betting4.74.6
UnderdogDaily fantasy sports picks4.84.6

BetMGM - A true heavyweight in the sports betting universe

This massive sportsbook has wasted no time in getting our attention with an awesome welcome offer that’ll refund your first bet, if it loses, with up to $1,500 in site credit.

Everything else about BetMGM is as you’d hope it would be with competitive pre-match and live odds on dozens of sports. The brand is also great at putting on generous odds boosts for the biggest sporting events, and you’ll have great fun creating same game parlays on the user-friendly app.

BetMGM Up To $1500 in Bonus Bets Paid Back if your First Bet Does Not Win
Bet Now BetMGM Promo
Gambling problem? Call 1-800-GAMBLER or 1-800-MY-RESET (Available in the US) Call 877-8-HOPENY or text HOPENY (467369) (NY) Call 1-800-327-5050 (MA) 21+ only. Please Gamble Responsibly. Call 1-800-NEXT-STEP (AZ), 1-800-BETS-OFF (IA), 1-800-981-0023 (PR). Rewards are non-withdrawable bonus bets that expire in 7 days. In partnership with Kansas Crossing Casino and Hotel. See BetMGM.com for Terms. US promotional offers not available in DC, Mississippi, New York, Nevada, Ontario, or Puerto Rico.

Caesars Sportsbook - Trusted brand for all forms of sports betting

You’ll already know all about the Caesars brand name and the good news is that it’s just as good for sports betting as it is casino gaming. The brand has already assembled a pretty significant pre-launch offer for MO sports bettors. So if you sign up here and deposit you can get Up to $250 Bonus Bet.

From there you can enjoy all of the hundreds of betting lines that Caesars serves up for each major sporting event on its refreshingly no-nonsense app. There is also an excellent Caesars Rewards program that serves up some pretty impressive rewards that reflect your betting activity.

Underdog - Hugely exciting daily fantasy sports brand

So, if you’re still waiting for the new sportsbooks to launch, then you should know that DFS has been legal in MO for quite a few years. Underdog is easily one of the best fantasy sports brands in the state and for good reason. After all, it gives you a simple way to create your player and team picks, and you can win some impressive prizes when you choose well. Plus there are plenty more features like ‘Streaks’ which are unlike anything you’ll find at any other DFS site.

Underdog is legal in 40 US states including Missouri, and you’ll get a warm welcome here courtesy of the sign up offer that gives you $75 in fantasy bonus entries when you make a $5 entry. A quality introduction to DFS in the Show Me state.

Underdog Play Now at Underdog
Play Now
Must be 18+ (19+ in AL, NE; 19+ in CO for some games; 21+ in AZ, MA, and VA) and present in a state where Underdog Fantasy operates. Terms apply. Concerned with your play? Call 1-800-MY-RESET or 1-800-GAMBLER or visit www.ncpgambling.org. NY: Call the 24/7 HOPEline at 1-877-8-HOPENY or Text HOPENY (467369)

How to verify your age for betting in Missouri

Every legit Missouri sports betting app will require you to verify your identity before you can do things like setting up your account, making deposits and placing bets.

This verification process aims to ensure that you are at least 18 years old, although you don’t necessarily have to be a resident of Missouri. The app will contain geolocation software to ensure that you are betting from within state lines.

Many sportsbooks will have an automated verification procedure that is completed by a third-party agency who’ll carry out a quick check based on personal information like your name, home address and social security number. However, there is a chance that you may be called upon to submit further documentation:

Simple steps to start betting in MO

So once sports betting actually goes live and you are old enough to gamble in Missouri, you should be ready to get started. In which case, you just follow these simple steps:

  1. Click on any of the links for the MO online sportsbooks featured on the banners of this pages

  2. Create your account by filling in the registration form with details like your name, date of birth, email, mobile number and home address

  3. Enter in any Missouri sports betting bonus codes required to get your sign up offer

  4. Submit your account application and then verify your identity

  5. Log into your account and make a deposit with one of the payment methods (typically cards, ewallets, prepaid cards or bank transfer)

  6. Go to the sportsbook lobby and browse the betting odds

  7. Click on any odds that you want to bet on, and they’ll be added to your betslip

  8. Enter your stake, double-check the potential returns and confirm

Pros and cons of sports betting in Missouri

It’s been a long and slow process for sports betting in the Show Me State to get to this point, but it’s almost here. Below are the main pros and cons of placing your first sports bet in MO:

Pros and Cons
Pros and Cons
  • Legal in Missouri from December 1, 2025
  • Selection of trusted online sportsbooks
  • Excellent welcome offers
  • User-friendly betting apps
  • Betting on sports always carries risk

All you need to know about the Missouri gambling age

We’ve shown that you will need to be at least 21 years old to enjoy most forms of gambling in MO. This isn’t a major surprise as it is the same for many other states across the nation.

All of this means that if you are 21 years, or older, you will shortly have an entire world of sports betting odds at your fingertips. So be sure to hit any of the links to the MO sports betting sites listed on the banners of this page, grab your pre-launch promo offer and get ready to place your first bets.

Gambling age in Missouri FAQ

🎲 What is the Missouri gambling age for college sports?
You will have to be at least 21 years old to bet on college sports in MO. Just note that it’s not clear whether you can bet on in-state teams like the University of Missouri in Columbia just yet.
⚽ Is there a minimum betting age for DFS in Missouri?
Yes, you must be at least 18 years old to enjoy daily fantasy sports in the Show Me State. Just note that you cannot enter house-vs-player DFS contests in MO, only peer-vs-peer contests.
🐎 What is the minimum age betting on horse races in MO?
This is complicated, because while horse racing is legal in Missouri, you can only do it at a racetrack. The fact that there aren’t any racetracks in MO means that you can’t actually bet on horse racing, regardless of how old you are.
🛡️ How do sportsbooks check your age in Missouri?
It’s usually done automatically based on the personal information and social security number that you submit during the sign up process. However, some more documentation such as your driver’s license might be required in some cases.
🏅 Is sports betting legal in Missouri?
Not quite yet. Online gambling is legal in Missouri from 1 December, 2025. On that date around 10 top sportsbooks will go live, and several already have pre-launch bonuses available.