| Type: | WSA |
| Number: | 12 |
| Series: | WSA U.S. Open |
| US Open 2011 | |
| Event Name: | Delaware Investments United States Open 2011 |
| Location: |  Philadelphia, Pennsylvania |
| Venue: | Daskalakis Athletic Center |
| Wsa Tier: | World Series Gold |
| Wsa Prize Money: | $60,000 |
| Wsa Year: | World Tour 2011 |
| Prevseason: | 2010 |
| Nextseason: | 2012 |
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 the 30th of September to the 6th 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]
| width=200 colspan=1 bgcolor=#dfe2e9 | Event | width=80 bgcolor=lime | W | width=85 bgcolor=#D8BFD8 | F | width=85 bgcolor=#FFFF00 | SF | width=85 bgcolor=#ffebcd | QF | width=85 bgcolor=#afeeee | 1R |
| Points (WSA) | 3360 | 2310 | 1365 | 735 | 365.5 | ||||||
| Prize money | $9,500 | $6,500 | $4,250 | $2,625 | $1,500 |