[2] The course is at an elevation of over 6,200 feet (1,890 m) above sea level and previously hosted the U.S. Women's Open in 1995, the first major championship won by Annika Sörenstam.

[4] The champion was So Yeon Ryu of South Korea, who defeated compatriot Hee Kyung Seo in a three-hole aggregate playoff.

Winners of the U.S. Women's Open for the last ten years (2001–2010) Juli Inkster (7), Paula Creamer (6,7,9) Eun-Hee Ji (7), Cristie Kerr (3,7,9), Birdie Kim, Inbee Park (6,7,10-JLPGA), Karrie Webb (5,7,8,9) Exempt but did not enter tournament: Hilary Lunke, Meg Mallon, Annika Sörenstam 2.

Winners of the Ricoh Women's British Open for the last five years (2006–2010) Catriona Matthew (7), Jiyai Shin (6,7,8,9), Sherri Steinhauer (7) Exempt but did not enter tournament: Lorena Ochoa (7) 5.

Winners of the Kraft Nabisco Championship for the last five years (2007–2011) Stacy Lewis (7,8,9), Brittany Lincicome (7,9), Morgan Pressel (7,8) 6.

Top 70 money leaders from the 2010 final official LPGA money list Shi Hyun Ahn, Kyeong Bae, Amanda Blumenherst, Laura Diaz, Shanshan Feng, Meaghan Francella, Katie Futcher, Sandra Gal (8,9), Natalie Gulbis, Sophie Gustafson, Hee-Won Han, Maria Hjorth (8,9), Katherine Hull (9), Amy Hung, M.J. Hur, Pat Hurst, Vicky Hurst, Haeji Kang, Jeong Jang, Jimin Kang (9), Song-Hee Kim, Candie Kung, Jee Young Lee, Meena Lee, Seon Hwa Lee, Teresa Lu, Kristy McPherson, Na On Min, Azahara Muñoz, Ai Miyazato (9), Mika Miyazato, Gwladys Nocera, Se Ri Pak, Hee Young Park, Stacy Prammanasudh, Beatriz Recari (9), Michele Redman, Alena Sharp, Sarah Jane Smith, Angela Stanford, Karen Stupples, Momoko Ueda, Mariajo Uribe, Wendy Ward, Michelle Wie (8,9), Lindsey Wright, Sun Young Yoo, Heather Bowie Young Exempt but did not enter tournament: Karine Icher 8.

[11] Lengths of the course for previous U.S. Women's Opens: Weather delays interrupted play throughout the championship and each of the four rounds concluded the following day.