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US Online Gambling Sites » Best Colorado Online Gambling Sites 2025 » Best Colorado Sportsbook 2025 » Best Online Sports Betting Bonus in Colorado 2025

Best Online Sports Betting Bonus in Colorado 2025

Colorado’s Best Betting Promo Codes in March 2025

Last Updated on 03/21/2025
Fact checked by: Mark Lewis

Are you looking to know more about the latest Colorado sportsbook promotions online? Look no further as we’ll dive into the ins and outs of using bonuses for sports betting in the state and why it could benefit you.

We at Wetten.com have an expert team who created this comparison to detail what the best Colorado sports betting promotions look like and how they can enhance your performance regardless of your previous experience. We hope our key criteria on these offers will improve your understanding, so read on below today.

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Compare the Best Betting Promo Codes in Colorado – March 2025

Order
Bonus Type
Reset
Colorado
Reset
Bet365
We recommend
4.8/5
Wagering (WR): 1x Bonus
Min. Deposit: $10
Min. Odds: -500
Bet365 Promo
Get $150 in Bonus Bets Win or Lose when you bet $5!
Colorado
Colorado Players Welcome
T&Cs and 21+ apply
Open Bet365
Get bonus now
Deposit Methods
Find out more on Bet365.
Withdrawal
0 – 10 Days
Apps
License
Colorado (US)
Award
EGR – Operator of the year (2017)
Subject to meeting qualifying criteria. Minimum wager $5. Minimum odds -500 or greater. $10 minimum deposit. Paid in Bonus Bets. Bonus Bets wager excluded from returns. New customers only. Available in app only. Max. prize, game restrictions, time limits and T&Cs apply. Deposit required. Bonus Bets wager excluded from returns. T&Cs, time limits and exclusions apply.Gambling Problem? Call 1-800-Gambler 21+
Show less
BetMGM
Hot Offer
4.6/5
Wagering (WR):
Min. Deposit: $5
Min. Odds:
BetMGM Promo
Bet $10, Get $150 If You Win*
Colorado
Colorado Players Welcome
T&Cs and 21+ apply
Copy
Get bonus now
Deposit Methods
Play+
Bank Transfer
PayPal
+
Withdrawal
0 – 3 Days
Apps
License
Colorado (US)
Award
GGA – Digital Operator of the Year (2023)
Show less
FanDuel
Hot Offer
4.6/5
Wagering (WR): 1x Deposit
Min. Deposit: $10
Min. Odds:
FanDuel Promo
Bet $5 Get $200 in Bonus Bets IF YOU WIN
Colorado
Colorado Players Welcome
T&Cs and 21+ apply
Open FanDuel
Get bonus now
Deposit Methods
Play+
Bank Transfer
PayPal
+
Withdrawal
1 – 10 Days
Apps
License
Colorado (US)
Award
Global Gaming Awards (2022)
Show less
Caesars
4.
4.4/5
Wagering (WR): 1x Deposit
Min. Deposit:
Min. Odds:
Caesars Promo
First bet back as a bonus bet up to $1000
Colorado
Colorado Players Welcome
T&Cs and 21+ apply
Copy
Get bonus now
Deposit Methods
Play+
Bank Transfer
PayPal
+
Withdrawal
0 – 5 Days
Apps
License
Colorado (US)
Show More
DraftKings
5.
4.2/5
Wagering (WR):
Min. Deposit: 5
Min. Odds:
DraftKings Promo
Bet $5 and Get $200in Bonus Bets Instantly!
Colorado
Colorado Players Welcome
T&Cs and 21+ apply
Open DraftKings
Get bonus now
Deposit Methods
Play+
Bank Transfer
PayPal
+
Withdrawal
0 – 5 Days
Apps
License
Colorado (US)
Award
EGR – Operator of the year (2023)
GAMBLING PROBLEM? CALL 1-800-GAMBLER, (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). 21+ and present in most states. (18+ DC/KY/NH/WY). Void in ONT/OR/NH. Eligibility restrictions apply. On behalf of Boot Hill Casino & Resort (KS). 1 per new customer. $5+ first-time bet req. Max. $200 issued as non-withdrawable Bonus Bets that expire in 7 days (168 hours). Stake removed from payout. Terms: Promos | DraftKings Sportsbook . Ends 3/30/25 at 11:59 PM ET. Sponsored by DK
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ESPN Bet
6.
Wagering (WR):
Min. Deposit: $10
Min. Odds: 1.5
ESPN Bet Promo
up to $100 Bet $10, Get $100 In Bonus Bets + ESPN Plus
Colorado
Colorado Players Welcome
T&Cs and 21+ apply
Best Alternative
Bet365 Open Bet365
Deposit Methods
PayPal
Visa
Mastercard
+
Withdrawal
0 – 10 Days
Apps
License
Colorado (US)
Show More
Barstool
7.
Wagering (WR):
Min. Deposit:
Min. Odds:
Barstool Promo
Colorado
Colorado Players Welcome
T&Cs and 21+ apply
Best Alternative
Bet365 Open Bet365
Deposit Methods
Play+
Bank Transfer
PayPal
+
Withdrawal
1 – 5 Days
Apps
License
Colorado (US)
Show More

Who should make use of the comparison? Sports betting enthusiasts 

At Wetten.com, our expert team understands how important using bonuses is to customers who are new or have some experience using online betting sites. So our website is jam-packed with the most comprehensive reviews to give you an insight into what it takes to be considered reliable Colorado sportsbook bonuses online. So we highlighted different sports betting enthusiasts who may find this comparison useful when starting or continuing their online sportsbook journey in Colorado.

Customers new to sports betting

Our website is excellent for potential sports betting customers who may not know how the online betting world works. We recommend new users try a sportsbook bonus offer to help their performance from the beginning of their journey. You can take advantage of additional funds to help with your bets, and if you’re not sure which sports event to choose or you want to pick more than one match to start placing bets on, what better way to have more money to play with when using a promotion.

Experienced sportsbook users

Additionally, we think customers who have had experience using Colorado sportsbook promotions to improve their performance will also benefit from our comparison. We understand that our readers all have various skill levels. Those who want to try out an alternative sportsbook may notice that their welcome offers could benefit their techniques in the long run. Our comparisons are a great resource for customers who want to know what various platforms offer regarding sports categories if live betting is an option or just pre-match, and how to have more opportunities to work on their technique.

5 ultimate tips for using Colorado sportsbook promotions online 

We want our readers to be prepared when using online sportsbooks in Colorado, so we included our top tips to consider for sports betting. Whether new to the online betting industry or not, our recommendations aim to help you understand the offer you’ve chosen in more detail and avoid missing any important information.

Choose the sport that qualifies for the bonus

You may have found a bookmaker with an excellent welcome offer. But we suggest you look into the details of that offer to ensure you’re betting on the correct sport that qualifies for the bonus. Some Colorado sportsbook promotions may only be valid on one sporting event, especially if it’s seasonal, like the FIFA world cup that happens every four years or the NFL Super Bowl that takes place yearly. Your offer might only be used on certain games, so keep that in mind. If you’re happy to use the offer or are looking for something with a wider range of sports, our website will help you find that. 

Using the correct payment method

Some sports betting platforms will ask you to use a specific payment method to redeem your promotion. There is an excellent range of common payment options customers can choose from that may be eligible to receive the offer. So we suggest you consider which payment the platform encourages members to use, as this could be a good indicator of whether the bonus you’re thinking of using will be accepted. Some popular deposit and withdrawal options include debit and credit cards, bank transfers, and eWallets like Skrill or Neteller.

Understanding the wagering requirement

Once you’ve found the sportsbook to register with and selected the promotion you want to use on the platform, we recommend customers look at the wagering requirements necessary to activate the promotion. You might need to deposit a certain amount before accessing the offer. You might also need to bet on a specific number of games before you can use the bonus. So keep in mind what the offer asks you to do to fully utilize it, as once you’ve chosen your promotion, you may not have the chance to change it or use another.

Knowing when to cash out

Some of the best Colorado sports betting promotions may be an excellent way for customers to try their luck at various sports games. You could be having a superb betting session and want to cash out your winnings. But keep in mind that the terms and conditions of the bonus mean you may need to wait until you’ve made a certain amount in returns or until you’ve used up your bonus completely to withdraw the funds.

Keep track of when the offer expires

It would be best to keep an eye out for when the offer you’ve chosen expires. You can find this information in the small print that gives you a timeframe of how long you had left from when you activated it. Our website found that in most online sportsbooks, their offers could last up to 30 days, depending on where you create an account. Some may be shorter, so avoid missing out on your promotion by keeping track and continuing sports betting until your bonus is used.

What we look for when reviewing sportsbook bonuses in Colorado

There are a few key criteria our experts look at when creating these Colorado sportsbook promotions guides. So we detailed our top points to consider if you’re looking to use a Colorado-approved bookmaker for your sports betting journey.

Understanding the terms and conditions

The terms and conditions are very helpful in understanding the rules of the bonus you’re using. So we suggest customers look at the small print before choosing the promotion they want to use and during their sports betting experience to ensure they’re not missing out on important information. This is because many platforms update their terms and       conditions regularly.

How reliable the sportsbook is

When choosing Colorado sports betting promotions, we also want to learn how reputable the platform is. Some may claim to be top-rated, but our website has in-depth reviews on some of the best sports betting sites you can use in your state. If you’re unsure about the bookmaker, check out Wetten.com to confirm the criteria we look for when determining the standard of a sportsbook, casino or social casino platform.

Customer reviews on the offer

We also want to hear from other customers what they think about the bonus they used. So we research previous customer reviews to discover if the offer is worth using and which players will benefit the most from it when using specific platforms in Colorado.

Finding the right bonus for you – researching top Colorado sports betting promotions 

If you’re unsure which bonus to use, our website will help you narrow your options as we have guides to some of the most popular sports betting offers in the market. We highlighted the best Colorado sportsbooks on our platform, so we wanted to include other promotions you might consider if you wish to expand on sports betting.

Sports betting bonus options

The best Colorado sportsbook promotions are usually for customers with various skill levels. We have our top 20 bookmaker bonus codes for you to look at, which will help you choose the platform you want to join and select what offers are out there for customers with different betting experiences. We also help customers calculate the best betting odds when choosing their favorite sports. So if you’ve found a platform and want to see how you’ll perform, our website will guide you with betting tips, tools, and odds calculators.

Casino promotion reviews

We also have a section that is dedicated to casino gambling on Wetten.com. You may want to diversify how you spend your money in the online betting world, and what better way than to try your luck with casino sites. Some platforms may offer both casino and sports betting options, so you can enjoy the experience by navigating through various gambling categories and watching your returns grow in the future.

Colorado top bonuses

Bet365
1.
4.8/5
Get $150 in Bonus Bets Win or Lose when you bet $5!
Virginia
Virginia Players Welcome
Wagering (WR): 1x Bonus, Min. Deposit: $10
Open Bet365
Get bonus now
Subject to meeting qualifying criteria. Minimum wager $5. Minimum odds -500 or greater. $10 minimum deposit. Paid in Bonus Bets. Bonus Bets wager excluded from returns. New customers only. Available in app only. Max. prize, game restrictions, time limits and T&Cs apply. Deposit required. Bonus Bets wager excluded from returns. T&Cs, time limits and exclusions apply.Gambling Problem? Call 1-800-Gambler 21+
BetMGM
2.
4.6/5
Up To $1500 in Bonus Bets Paid Back if your First Bet Does Not Win
Virginia
Virginia Players Welcome
Min. Deposit: $5
Copy
Get bonus now
T&Cs and 21+ apply
FanDuel
3.
4.6/5
Bet $5 Get $200 in Bonus Bets IF YOU WIN
Virginia
Virginia Players Welcome
Wagering (WR): 1x Deposit, Min. Deposit: $10
Open FanDuel
Get bonus now
T&Cs and 21+ apply
Caesars
4.
4.4/5
First bet back as a bonus bet up to $1000
Virginia
Virginia Players Welcome
Wagering (WR): 1x Deposit
Copy
Get bonus now
T&Cs and 21+ apply
DraftKings
5.
4.2/5
Bet $5 and Get $200in Bonus Bets Instantly!
Virginia
Virginia Players Welcome
Min. Deposit: 5
Open DraftKings
Get bonus now
T&Cs and 21+ apply

Overview of bonus types – which sportsbook promotion works for you?

There are several popular Colorado sportsbook promotions to consider, so we included the most popular options below. Some sports betting platforms offer all of these to their customers, whereas others might only have one. So it’s down to you to decide what type of platform you’re looking for if bonuses are a key feature for you.

Welcome bonuses

New customer bonuses are an excellent start, especially for members who may not be familiar with sports betting. This is an exciting way to welcome the customer onto the platform and introduce them to the betting features, sports categories, and odds. Depending on the offer, if it’s a no deposit or a deposit bonus this will determine how generous the reward is, but it’s still a great place to start your sports betting journey.

Existing customer offers

If you’re an existing customer, some sportsbooks may continue to reward you for your loyalty. So you may be given a variety of bonuses weekly or whenever you spend a specific amount. Many sports betting and casino gambling sites want to encourage members to continue using their features, so the more you play, the more chances of receiving promotions they’ll be. This could also come in VIP rewards, where you’ll have exclusive perks and offers catered to your performance.

Further assistance from Wetten.com

Whether you’re looking for the best Colorado online gambling sites or want to improve your strategies when betting on specific sports games like Premier League matches or NBA playoff games, our website is here to help.

Researching reputable sportsbooks

In addition to showing what you want to look out for when choosing Colorado sports betting promotions, our team has put together the most detailed articles by researching reputable sports betting sites and putting the information in one place. We want your platform decision to be easy and not to be caught by websites claiming to be better than what        they are.

Highlighting the best payment options

We’ll also help you discover your preferred sportsbook platform’s best and worst payment methods. Some may offer fast transaction times, but they could come with internal and external fees that prove you’re not getting the best offer for your money. To discover some of the best bookmakers and betting categories in Colorado, look at Wetten.com to help enhance your online gambling experience.

Our top 5 CO sportsbooks

Bet365
1.
4.8/5
Get $150 in Bonus Bets Win or Lose when you bet $5!
Virginia
Virginia Players Welcome
Colorado (US)
Bet now
Subject to meeting qualifying criteria. Minimum wager $5. Minimum odds -500 or greater. $10 minimum deposit. Paid in Bonus Bets. Bonus Bets wager excluded from returns. New customers only. Available in app only. Max. prize, game restrictions, time limits and T&Cs apply. Deposit required. Bonus Bets wager excluded from returns. T&Cs, time limits and exclusions apply.Gambling Problem? Call 1-800-Gambler 21+
BetMGM
2.
4.6/5
Up To $1500 in Bonus Bets Paid Back if your First Bet Does Not Win
Virginia
Virginia Players Welcome
PayNearMe
Skrill
PayPal
Colorado (US)
Bet now
T&Cs and 21+ apply
FanDuel
3.
4.6/5
Bet $5 Get $200 in Bonus Bets IF YOU WIN
Virginia
Virginia Players Welcome
Prepaid Card
PayNearMe
PayPal
Colorado (US)
Bet now
T&Cs and 21+ apply
Caesars
4.
4.4/5
First bet back as a bonus bet up to $1000
Virginia
Virginia Players Welcome
E-Check
PayNearMe
PayPal
Colorado (US)
Bet now
T&Cs and 21+ apply
DraftKings
5.
4.2/5
Bet $5 and Get $200in Bonus Bets Instantly!
Virginia
Virginia Players Welcome
PayPal
VIP Preferred
Play+
Colorado (US)
Bet now
T&Cs and 21+ apply

Colorado sportsbook promotions FAQ 

❓Which sports betting site should I use in Colorado?

Finding the best betting sites without limit in US regions, specifically Colorado may be challenging. The platform decision will come down to what Colorado sportsbook promotions you’re looking for to take your betting experience to the next level, so look at potential sports betting site options on our website today.

đŸ“±Should I use a sports betting app?

At Wetten.com, we noticed some sports betting platforms have the best sportsbook apps 2025 for new and experienced customers. But if you’re considering using an app, do you want to continue sports betting on the move and think it will improve your performance? Check out our website for our take on sportsbook apps and if the best Colorado sports betting promotions can be used on them.

If you’re wondering what the best Colorado sports betting promotions look like, you should also consider if you’re allowed to bet online legally in the state. So to answer the question, is online gambling legal in Colorado, check out our website for the full scoop.

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Top Betting Sites
Top Betting Bonuses
Bet365
4.8/5
BetMGM
4.6/5
FanDuel
4.6/5
Caesars
4.4/5
DraftKings
DraftKings
DraftKings Review
4.2/5
Bet365
Bet365 Promo
Get $150 in Bonus Bets Win or Lose when you bet $5!
T&Cs apply
4.8/5
Subject to meeting qualifying criteria. Minimum wager $5. Minimum odds -500 or greater. $10 minimum deposit. Paid in Bonus Bets. Bonus Bets wager excluded from returns. New customers only. Available in app only. Max. prize, game restrictions, time limits and T&Cs apply. Deposit required. Bonus Bets wager excluded from returns. T&Cs, time limits and exclusions apply.Gambling Problem? Call 1-800-Gambler 21+
BetMGM
BetMGM Promo
Up To $1500 in Bonus Bets Paid Back if your First Bet Does Not Win
T&Cs apply
4.6/5
FanDuel
FanDuel Promo
Bet $5 Get $200 in Bonus Bets IF YOU WIN
T&Cs apply
4.6/5
Caesars
Caesars Promo
First bet back as a bonus bet up to $1000
T&Cs apply
4.4/5
DraftKings
DraftKings Promo
Bet $5 and Get $200in Bonus Bets Instantly!
T&Cs apply
4.2/5
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Our Sports Pros recommend these awesome sports betting sites this week:
Bet365
Bet365 Promo
Get $150 in Bonus Bets Win or Lose when you bet $5!
T&Cs and 21+ apply
Subject to meeting qualifying criteria. Minimum wager $5. Minimum odds -500 or greater. $10 minimum deposit. Paid in Bonus Bets. Bonus Bets wager excluded from returns. New customers only. Available in app only. Max. prize, game restrictions, time limits and T&Cs apply. Deposit required. Bonus Bets wager excluded from returns. T&Cs, time limits and exclusions apply.Gambling Problem? Call 1-800-Gambler 21+
Code:
Open Bet365
Open Bet365
BetMGM
BetMGM Promo
Up To $1500 in Bonus Bets Paid Back if your First Bet Does Not Win
T&Cs and 21+ apply
Code:
Open BetMGM
Get Bonus
FanDuel
FanDuel Promo
Bet $5 Get $200 in Bonus Bets IF YOU WIN
T&Cs and 21+ apply
Code:
Open FanDuel
Get Bonus
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