From Slots to Texas Hold’em: Treasure Island’s Biggest June Winners Revealed

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 isn't going to last long because there have been several record-breaking months through the first half of 2026.

The casino, located at 5734 Sturgeon Lake Road in Welch, Minnesota, says May 2026 saw an incredible 22% increase in total dollars paid out compared to May 2025, and June was up 9%.

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Lottery tickets are the most popular form of gambling in the state overall, but slot machines are the most popular casino game.

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 Minnesota casinos are full of people that will sit and hammer a button for hours and hours hoping to strike it rich and some did last month at Treasure Island. See the big winners from June below, but first a look at the biggest winners from last year.

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

• $253,766.00 – Ten Times Pay (The Island’s largest win of 2025)
• $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 2025 record-high payout has already been topped this year. Back in April, a man won a $259,644.10 jackpot, and the casino is reporting a year-over-year increase in payouts for March, April, May, and now June.

The Biggest Winners at Treasure Island in June 2026:

• $120,509.72 — Happy & Prosperous (slot machine)
• $92,719.00 — Ultimate Texas Hold’em
• $70,788.65 — Jewel of the Dragon – Prosperity Tortoise (slot machine)
• $62,218.35 — 88 Fortunes (slot machine)
• $49,394.00 — Ultimate Texas Hold’em