Colorado opened its legal sports betting market in May 2020, enabling consumers to wager both online and at retail sportsbooks located across the state.
In that time, players wagered $5.03bn on sports, with revenue from this reaching $325.9m, according to the Colorado Department of Revenue.
The milestone handle figure was reached in December, during which players spent $461.4m betting on sports, an increase of 62.6% from $284.6m in the same month of the previous year, but 2.9% down from $469.0m in November 2021.