Sports Betting
Casino Gambling
Online Casino / iGaming
State Lottery
Horse Racing / Racetracks
Colorado legalized sports betting in May 2019 and launched in May 2020. The market is fully mobile, meaning residents can bet through apps like DraftKings, FanDuel, and BetMGM from anywhere in the state. Commercial casinos are legal but geographically restricted by a 1990 voter initiative to three historic mountain towns: Central City, Black Hawk, and Cripple Creek. Black Hawk has the most concentrated casino district, with properties like Ameristar, Isle, and Monarch all within a few miles of each other. The drive from Denver takes about an hour.
The state lottery has been operating since 1983. Horse racing at Arapahoe Park in Aurora is the primary live racing venue. The restriction on casino locations was a deliberate preservation decision for those historic mining towns, and it has created a situation where large-scale casino development is essentially impossible outside those three communities.
For residents, sports betting is fully accessible by phone. If you want a casino experience, the Black Hawk corridor is the main destination. Online casino gambling is not legal in Colorado, which means you cannot play slots or table games for real money through a licensed state operator. The casinos in Black Hawk are real but geographically concentrated — a weekend trip rather than a neighborhood option for most of the state.
Commercial casinos limited to Central City, Black Hawk, Cripple Creek. Sports betting launched 2020.
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People Also Ask
Can you legally gamble in Colorado?
The Colorado Constitution and Colorado law allow only certain types of "gambling." In addition to limited gaming in Colorado casinos, the following forms of gambling are legal: Colorado Lottery. Colorado Division of Racing-Live and off-track betting on horse racing events.
What are the new gambling laws in Colorado?
On May 11, the Colorado House approved SB-131 by a count of 50-13 in a third reading. This bill will restrict gambling ads, credit card deposits, and deposit frequencies for Colorado gamblers. Absent from the final version of the bill is a previously proposed prohibition on prop betting.
Can 18 year olds go to casinos in Colorado?
No law or regulation requires an identification to gamble in Colorado casinos. However, you must be able to prove that you are at least 21 years of age, and you may need a valid ID and Social Security card for federal tax purposes on jackpots of $1,200 or more.
What is the new gambling law for 2026?
However, as of tax year 2026, taxpayers can only deduct up to 90% of their gambling losses against gambling winnings. Prior to 2026, gamblers could deduct up to 100% of their winnings based on losses. For example, you bet $100 on 10 NFL games during the regular season and lost each bet.
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In the News
- Colorado lawmakers pass bipartisan bill to further regulate sports betting - Denver7May 14
- Colorado set to restrict deposits on sports betting apps after lawmakers pass problem-gambling bill - The Denver PostMay 13
- Colorado Sports Betting Bill Banning Credit Cards Passes - SBC AmericasMay 13
- Best Colorado Sportsbook Promos: Over $6,000 in Sign-Up Bonuses - RotoWireMay 15
- Bipartisan bill aims to curb sports betting in Colorado - KRDOMay 15
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Sources: American Gaming Association 2024, Legal Sports Report, NCSL. Gambling laws change frequently — verify current status before wagering.