The woman fought him off and ran to a UCPD emergency phone. She saw a passing squad car and informed the officer of the attack.
"It's a little scary. I actually walk up and down 59th every night coming to and from work. It's a little frightening," said Shannon Carter, Univ. of Chicago employee.
The offender is described as a male, white or Hispanic, 6-foot, bushy hair, and wearing dark clothes.
"It is kind of scary. It's usually burglaries. It's not really attempted rape," said Karen Kim, Univ. of Chicago Student.
"I'm pretty careful. I am in the chemistry department. One of my friends was shot last year and died. I'm a little bit aware of it anyway." said Bridget Alligood, Univ. of Chicago student.
In 2007, 29-year-old Amadou Cisse was shot and killed while walking home campus.
Officials are warning Hyde Park residents to be cautious.
"I feel like I try to always walk when there are people around and I always see University of Chicago police around. So I do still feel safe, but I do really -- I am aware that there are people around who are willing to hurt me," said Carter.
Campus police released these safety tips: