The Women's United States Squash Open 2011 is the women's edition of the 2011 United States Open (squash), which is a WSA World Series event Gold (prize money: $60 000).

The event took place at the Daskalakis Athletic Center in Philadelphia, Pennsylvania in the United States from 30 September to 6 October.

Laura Massaro won her first US Open trophy, beating Kasey Brown in the final.

For 2011, the prize purse was $60,000.

The prize money and points breakdown is as follows:[1] [2]