1. Caesars Sportsbook Colorado
Caesars is the top choice for Coloradans. They offer a unique welcome bonus: bet $1 and double your winnings on your next 10 wagers up to $25 max bet per boost. What was best for us was their payout speed. Our winnings arrived into our account within 18 hours of requesting. Not bad at all. They are a good choice for every type of bettor.
- Sign-up bonus: Bet $1 & double your winnings on your next 10 bets
- Payout speed: Up to 24 hours
- App store rating: 4.7 (iOS), 4.3 (Google Play)
- Visit site: Caesars Sportsbook
Top Bet Slip Features
Caesars Sportsbook
Bet $1, x2 Winnings Your Next 10 Bets
- Fast payouts & winnings within ~18 hours
- A solid choice for every type of bettor
T&Cs Apply. New customer offer. Always gamble responsibly. 21+
2. BetMGM Colorado
BetMGM is a popular online sportsbook in Colorado. We really enjoyed their welcome bonus of up to $1,500. But what really stood out was their betting app. It was simply the best functioning one we tested. Easy to place a wager, easy to deposit, and easy to withdraw. What more is there to ask for?
- Sign-up bonus: $1,500 in bonus bets
- Payout speed: Up to 48 hours
- App store rating: 4.8 (iOS), 4.3 (Google Play)
- Visit site: BetMGM
Great Sports Betting Site
BetMGM
Up to $1,500 in Bonus Bets
- Best-functioning betting app we tested
- Easy deposits & withdrawals
T&Cs Apply. New customer offer. Always gamble responsibly. 21+
The Best Sports Bonuses & Offers in Colorado
When considering the best betting sites Colorado has to offer, one of the most important factors is the welcome bonus. The top introductory offers to get Coloradan bettors started are listed below.
Best Payout, Odds and Lines at Colorado Sportsbooks
When gambling at the best online Colorado betting sites – you should always strongly contemplate their payout rates. The best are as follows:
- BetMGM – 94.78% Payout Rate
- Caesars – 93.41% Payout Rate
These are the average payout rates from our recommended Colorado betting sites. Hold these figures in mind but remember that rates vary from sport to sport. Larger payout rates mean you get more value on your bets.
Colorado Sports Betting App
During our testing we found the best Colorado sports betting app to be from BetMGM.
State-of-the-Art Betting App
BetMGM
- State-of-the-art betting app
- Excellent betting platform
T&Cs Apply. New customer offer. Always gamble responsibly. 21+
The sportsbooks listed on this page have betting apps for both iOS and Android users. So you should be set no matter which one you choose.
Is Sports Betting Legal in Colorado?
Yes, sports betting in Colorado is legal. It was legalized in May 2020 following the passing of Proposition DD. Since then, several online sportsbooks have opened, allowing residents and visitors to place bets legally while within state lines.
Legal Sportsbooks in Colorado: All Legal CO Betting Sites
There are currently 13 legal online sportsbooks in Colorado.
List of Legal Online Sportsbooks in Colorado
- BetMGM
- Caesars Sportsbook
- DraftKings
- FanDuel
- Fanatics
- Bally Bet
- theScore Bet
- BetRivers
- SBK Sportsbook
- Sporttrades
- BetMonarch
- Circa Sports
Each of these online sportsbooks in Colorado has a retail partner that allows in-person betting, find the info below.
How We Rank Colorado Betting Sites
We use the following criteria for finding, assessing, and ranking the best betting sites in Colorado.
Bonuses and Promotions
It is essential that Colorado sportsbooks come with a good welcome offer that is fair and easy to claim. Ongoing promotions are also a plus.
Payouts & Odds
It’s important that sportsbooks offer fair lines and payouts. Otherwise they are just being too greedy and you should look elsewhere.
Betting App
In order to rank well, we think all sites here should offer an integrated Colorado betting app.
Deposit & Payout Times
We want betting sites to have instant deposits and quick payout times. This is your money after all.
Legality
The betting sites must be approved by the Colorado Division of Gaming.
Customer Service
The online sportsbook should offer various forms of customer service, such as email, phone, live chat, or similar.
Colorado Sports Betting Facts
Here’s a brief overview of Colorado’s sports betting legal status in 2026:
- Regulator: Colorado Division of Gaming
- Legal Age: You must be at least 21 to gamble in Colorado
- Number of Sportsbooks: 13 legal online sportsbooks in the state
- Tax: Winnings are taxed at the federal tax rate of 24% and the Colorado flat tax rate of 4.63%
- Allowed: Bets on college sports, esports, and the NFL draft are legal
- Not Allowed: Bets on high school sports, politics, or entertainment events are illegal
Responsible Gambling
Problem gambling is taken seriously in Colorado. If you have difficulties arising from using any of the best Colorado betting sites, then the Problem Gambling Coalition of Colorado can assist you. The PGCC provides a 24-hour confidential helpline (1-800-522-4700) for anyone affected by the issue.
On the PGCC website, you can self-exclude from online gaming in Colorado. You can choose how long you would like to exclude yourself, with a minimum period of three years. The National Council on Problem Gambling and Gamblers Anonymous are two national organizations that can also help.
Conclusion
Every book we rate for Colorado answers to the Colorado Division of Gaming and runs through a licensed in-state casino, so safety is settled before you start. That leaves the welcome offer and the payout rate to separate our top-rated sportsbooks.
FAQ
What is the best betting site in Colorado?
Currently we rank #1 Caesars Sportsbook, #2 BetMGM as the best betting sites in Colorado.
Are there any new betting sites in Colorado?
Yes, SBK is a new betting site in Colorado.
Is online betting in Colorado legal?
Yes, online betting is now fully legal in Colorado. You can bet legally and safely with state licensed sportsbooks.
Are Colorado betting sites safe?
Yes. Each of our featured betting sites is a safe place to gamble. All our recommended sites are fully licensed and regulated by state authorities. Bettors should not risk their funds by using illegal offshore betting sites.
How does Colorado make money from betting sites?
Colorado betting sites pay a flat tax rate of 10% to the state. A majority of this money goes towards funding the Colorado Water Plan. Winning bettors must also pay taxes at federal and state level.
Do you need to live in Colorado to bet online?
You need to be present in the state in order to bet online.
How can I solve a dispute with a Colorado online sportsbook?
If you have a problem with Colorado betting sites, there are several steps you can take. First you must follow the official complaint procedure of the sportsbook in question. If you still aren’t satisfied with the outcome, you can submit a dispute to the Colorado Division of Gaming.
