125th Annual U.S. Open Championship

A Heritage Event!
US Chess Junior Grand Prix!
Jul. 28-Aug. 3, Jul. 30-Aug. 3 or Jul. 31-Aug. 3, Wisconsin
US CHESS GRAND PRIX POINTS: 300 (ENHANCED)
US CHESS JUNIOR GRAND PRIX  

125th Annual U.S. Open

9SS, 40/100, SD/30, +30 increment from move one (5-day option, Rds. 1-6, G/90 d5, then 40/100, SD/30, +30; 4-day option, Rds. 1-6, G/60 d5, then 40/100, SD/30, +30). Site: Madison Marriott West, 1313 John Q. Hammons Drive, Middleton WI 53562.  HR: $134 single-quad, Call (608) 831-2000, mention "US Open Chess Championship". Reserve by July 6 or rate may increase. $60,000 IN PRIZES – 80% GUARANTEED based on 500 full entries!  (A national invitationals player who also participates in U.S. Open counts as a half-entry.)  A one-section tournament with Class prizes. Top U.S. player not otherwise qualified qualifies for 2025 U.S. Championship. NOTE: to qualify for U.S. Championship, a player must be registered with FIDE as a USA player before the start of the 4-day schedule.   NEW SCHEDULES FOR 2025!  Choice of three schedules: 7-Day Option: 40/100, SD/30, +30. 7 PM 7/28, 10 AM & 7 PM 7/29, 10 AM & 7 PM 7/30, 7 PM 7/31, 7 PM 8/1, 7 PM 8/2, 3 PM 8/3. 5-Day Option: Rds. 1-5: G/90 d5; then 40/100, SD/30, +30. 3 PM & 7 PM 7/30, 10 AM, 3 PM & 7 PM 7/31, 12 PM & 7 PM 8/1, 7 PM 8/2, 3 PM 8/3. 4-Day Option: Rds. 1-6: G/60 d5; then 40/100, SD/30, +30. 10 AM, 4 PM, 7 PM, 10 PM 7/31; 12 NOON, 4 PM, 7 PM 8/1; 7 PM 8/2; 3 PM 8/3. All schedules merge after Round 6 & compete for same prizes. Prizes: Top places $10000-6000-4000-3000-2500-2000-1500-1000, clear or playoff winner $200 bonus. If tie for first, top two on tiebreak play Armageddon game for bonus and title. (Separate Armageddon game for U.S. Championship qualifier, if necessary.)  Armageddon game(s) will be G/10, no delay.  Armageddon players will bid on start time with Black.  Low bid gets requested start time and draw odds. Class Prizes: Top Master (2200-2399) $3000-1500-1000-800, Expert (2000-2199) $2500-1300-800-500, Class A (1800-1999) $2500-1300-800-500, Class B (1600-1799) $2500-1300-800-500, Class C (1400-1599) $2000-1000-600-400, Class D (1200-1399) $1500-700-500-300, Class E or below (under 1200) $1500-700-500-300, Unrated $800-400-200.  Mixed Doubles prizes in various categories (see website for details).  Mixed doubles teams: sign up at Chess Control on site. Half-Point Byes: must commit before Round 4; up to 3 byes allowed for 2000/up, 2 byes for 1400-1999, one bye for Under 1400/Unr. Limit 1 bye in last two rounds. Zero-point byes are always available in any round if requested at least two hours before the round(s) in question. Entry Fee: Online, $155 by 6/23, $175 by 7/7, $195 after 7/21. By mail, $160 postmarked by 6/23, $180 postmarked by 7/7, do not mail after 7/7!  At site, all $220; Free entry for GMs and WGMs for main event only. (GMs and WGMs must email Click here to show mail address for their free entry). Current US Chess membership through August 2025 required. All entries must be made at least two (2) hours prior to the player’s first game, or else player takes half point bye for that round. July 2025 Rating Supplement used for US Open and all other associated events; unofficial ratings (at least four games) used if otherwise unrated. CCA minimum ratings used if above US Chess. Foreign player ratings: usually 100 points added to FIDE or FQE, 200+ added to most foreign national ratings, no points added to CFC. Highest of multiple ratings generally used. Entries: US Chess, ATTN: 2025 U.S. Open, PO Box 775308, St. Louis MO 63177. ONLINE ENTRY STRONGLY ENCOURAGED, see website. NO PHONE ENTRIES!  NOT FIDE RATED! No cell phones in playing hall. Bring a clock -- none supplied. Sets/boards supplied for tournament but not for skittles. Many meetings, workshops and seminars, including: US Chess Committee Meetings 7/31-8/1, US Chess Awards Reception 8/1, US Chess Delegates Meeting 8/2-3. Many side events and other championships, including: U.S. National Blitz Championship 7SS Double, G/5 d0, Rd. 1 at 12 NOON 8/2; U.S. National G/15 Championship 5SS, G/15 d5, Rd. 1 at 12 NOON 7/30; U.S. Open Weekend Swiss 5SS, G/60 d5, 11-2-5 Sat 8/2, 10-12:30 Sun 8/3; U.S. Open Scholastic 4SS, G/30 d5, 9-10:30-12-1:30 Sun 8/3; Mon-Wed-Thu-Fri Jul. 28 and Jul. 30 - Aug. 1, U. S. Open Quads (one-day events) G/30 d5. Entry fee $20. Registration 9:30-11:30 a.m., Rounds at noon, 1:30 p.m. & 3:00 p.m. $50 to first in each quad. Tue Jul. 29 U.S. Open Quads (Tuesday Quads Only) G/60 d5. Entry Fee $20. Registration 9 a.m.-10:00 a.m., Rounds at 10:30 a.m., 1:00 p.m. and 3:30 p.m. $50 to first in each quad.  In addition, five other national championships will also take place: the Denker Tournament of HS Champions (see website for participants’ list), the Barber Tournament of MS Champions (see website for participants’ list), the Haring Tournament of Girls State Champions (see website for participants’ list), the Rockefeller Tournament of Elementary State Champions (see website for participants’ list), and the Irwin Tournament of Senior State Champions (see website for participants’ list). Please check the U.S. Open website often for updates, new information and corrections and other useful documents!      http://www.uschess.org/tournaments/2025/usopen/