The 2009 U.S. Championship took place between May, 8th and May, 17th.

Round 1 - May 8th Shulman - Sevillano 1-0 Ibragimov - Kamsky 0-1 Nakamura - Shabalov 1-0 Friedel - Onischuk 1/2 Hess - Christiansen 1-0 Becerra - Robson 1-0 Zatonskih - Akobian 0-1 Kaidanov - Krush 1/2 Shankland - Benjamin 1/2 Ehlvest - Brooks 1-0 Lawton - Khachiyan 0-1 Gulko - Hughes 0-1	Round 2 - May 9th Kamsky - Akobian 1-0 Ehlvest - Nakamura 1/2 Khachiyan - Shulman 0-1 Hess - Becerra 1-0 Hughes - Onischuk 0-1 Friedel - Kaidanov 1-0 Benjamin - Krush 1-0 Christiansen - Shankland 1/2 Robson - Gulko 1-0 Zatonskih - Ibragimov 1/2 Shabalov - Brooks 0-1 Sevillano - Lawton 1-0
Round 3 - May 10th Krush - Gulko 1-0 Shulman - Kamsky 1/2 Onischuk - Ehlvest 1/2 Becerra - Hughes 1-0 Brooks - Sevillano 1/2 Nakamura - Hess 1-0 Shankland - Khachiyan 1/2 Kaidanov - Zatonskih 1-0 Ibragimov - Christiansen 1/2 Lawton - Shabalov 0-1 Akobian - Robson 1-0 Benjamin - Friedel 0-1	Round 4 - May 11th Shulman - Nakamura 1/2 Brooks - Benjamin 1/2 Hughes - Lawton 1-0 Christiansen - Shabalov 1/2 Akobian - Becerra 1-0 Onischuk - Hess 1/2 Kamsky - Friedel 1/2 Robson - Ibragimov 1-0 Sevillano - Shankland 0-1 Kaidanov - Ehlvest 1/2 Gulko - Eckert 1-0 Khachiyan - Krush 1-0
Round 5 - May 12th Ehlvest - Akobian 0-1 Friedel - Shulman 0-1 Krush - Christiansen 1/2 Benjamin - Hughes 1-0 Shankland - Onischuk 0-1 Becerra - Brooks 0-1 Eckert - Lawton 1-0 Robson - Kaidanov 1/2 Shabalov - Sevillano 0-1 Ibragimov - Gulko 1/2 Hess - Khachiyan 1-0 Nakamura - Kamsky 1/2	Round 6 - May 13th Lawton - Gulko 0-1 Shabalov - Eckert 1-0 Hughes - Ibragimov 0-1 Krush - Becerra 1-0 Christiansen - Robson 0-1 Sevillano - Ehlvest 1/2 Kaidanov - Shankland 1-0 Khachiyan - Benjamin 0-1 Brooks - Friedel 0-1 Onischuk - Nakamura 1/2 Kamsky - Hess 1/2 Akobian - Shulman 1/2
Round 7 - May 14th Shulman - Onischuk 0-1 Nakamura - Akobian 1-0 Benjamin - Kamsky 0-1 Friedel - Hess 0-1 Sevillano - Kaidanov 1-0 Robson - Brooks 0-1 Ehlvest - Krush 1-0 Ibragimov - Khachiyan 1-0 Gulko - Shabalov 1/2 Shankland - Hughes 0-1 Eckert - Christiansen 0-1 Becerra - Lawton 1-0	Round 8 - May 16th Kamsky - Onischuk 1/2 Hess - Shulman 1-0 Brooks - Nakamura 0-1 Akobian - Benjamin 1-0 Friedel - Ehlvest 1-0 Robson - Sevillano 1-0 Kaidanov - Ibragimov 1/2 Christiansen - Hughes 1-0 Gulko - Becerra 1/2 Shabalov - Krush 1-0 Khachiyan - Eckert 0-1 Lawton - Shankland 1/2
Round 9 - May 17th Hess - Akobian 1/2 Nakamura - Friedel 1-0 Onischuk - Robson 1-0 Ehlvest - Kamsky 1/2 Shulman - Kaidanov 1/2 Sevillano - Christiansen 0-1 Benjamin - Shabalov 1/2 Ibragimov - Brooks 1-0 Shankland - Gulko 0-1 Becerra - Khachiyan 1/2 Hughes - Eckert 1-0 Krush - Lawton 1/2