While the victim was entering her apartment the suspect pushed his way in and forced the victim to the floor and sexually assaulted her.
The victim began to scream at which time the suspect fled the location.
The suspect is described as a 30-35 year old white or Hispanic man, 5'5"-5'7" tall, with a slight mustache and beard, long brown hair with a long ponytail.
He was wearing a white shirt and white pants.
Police say he appeared to look like a delivery person.
Anyone with any information is asked to call Crime Stoppers at 1-800-577-TIPS (8477).
You can also submit your tips by logging onto the Crime Stoppers website at WWW.NYPDCRIMESTOPPERS.COM or by texting your tips to 274637 (CRIMES) then enter TIP577.
All calls are strictly confidential.