2025 was a record-breaking year for Treasure Island Resort and Casino, with the casino paying out the most money in a single year in its 41-year history. 

That record might not last long because there have already been several huge wins in the first month and a half of 2026. The casino, located at 5734 Sturgeon Lake Road in Welch, Minnesota, is celebrating another $100,000+ winner today.

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The Biggest Jackpot Wins at Minnesota's Treasure Island Resort & Casino in 2025

Treasure Island Resort & Casino says seven people won a jackpot of $30,000 or more in December 2025 alone, including a massive $158,407.38 winner. 10 people won jackpots of $150,000 or more in 2025. See the biggest wins below.

Christopher Ryan Unsplash
Christopher Ryan Unsplash
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  • $253,766.00 – Ten Times Pay (The Island’s largest win of the year)
  • $182,792.58 – Lightning Cash: Moon Race
  • $178,792.58 – Lightning Cash: Best Bet
  • $162,611.33 – Lightning Cash: High Stakes
  • $161,733.03 – Lightning Cash: Magic Pearl

The Biggest Jackpot Wins at Minnesota's Treasure Island Resort & Casino in 2026

2026 is off to a hot start, too. Treasure Island Resort & Casino, which just unveiled a massive remodel to the Buffalo Tower section of its hotel, says there have already been several huge winners this year.

Treasure Island congratulated another $100,000+ winner on its Facebook page.

Treasure Island via Facebook
Treasure Island via Facebook
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The $106,525 jackpot on the Bull Mystery game is the biggest win of the year to date.  Another lucky person won $100,000 playing Bingo Millions Mini Jackpot.

Other big wins include $76,637, $60,810, and $55,144 payouts. Those three jackpots were won playing the progressive Ultimate Texas Hold’em Progressive.

Treasure Island has evolved into much more than a gaming destination over the last decade. The resort features an indoor water park and a packed calendar of top-tier concerts and comedy acts. Earlier this week, T.I. unveiled the newly remodeled Buffalo Tower with 246 completely reimagined rooms and luxury suites. Scroll down to see the photos of the new premier tower.

Treasure Island Resort and Casino Unveils Newly Designed Buffalo Tower

Originally opened in 1995 as the resort's first hotel, the Buffalo Tower at Treasure Island Resort & Casino has undergone a complete top-to-bottom transformation. This guest-driven renovation used thousands of survey responses to ditch the old for a contemporary, luxury-forward experience designed for today’s travelers.

Gallery Credit: Troy Dunken