Overview

• The 2025 U.S. Championship and U.S. Women’s Championship run October 12–25 in Saint Louis as closed, 12‑player round robins.
• Classical time control is 40 moves in 90 minutes with the remainder in 30 minutes and a 30‑second increment from move one.
• Prize funds total $250,000 for the U.S. Championship and $152,000 for the U.S. Women’s Championship, with added Fischer streak bonuses and a $5,000 Finish Strong award.
• Event conduct rules ban unauthorized devices in the tournament area, impose a $1,000 fine for late arrival, and require forfeiture after 10 minutes.
• Ties for first will be settled on the reserved playoff day with rapid round‑robin games followed, if needed, by blitz round robins until a winner is determined.