Gambling Tax by State: Where a $1 Million Casino Win Costs You the Most (2026) Last Updated: April 7th, 2026 9:05 am PDT A $1 million casino win doesn’t mean $1 million in your pocket. Part of it is already spoken for, and where you live decides how much stays. This gambling tax by state analysis reveals what makes it through intact, based on a single filer using the standard deduction under the 2024 framework. We look at […]