Official Purdue University Website Options:
Housing Options On Campus for Purdue students in summer internships or summer classes
https://www.housing.purdue.edu/my-housing/options/index.html
Purdue Off-Campus Housing Website (You do not have to be a student to access the housing listings on this site)
https://offcampushousing.purdue.edu/
Other Online Housing Websites:
Purdue University apartment, rental house, sublease & homestay search tools and advice.
https://www.boilerapartments.com/
Facebook Group for those looking for Purdue University Housing, Room, and Sublets
https://www.facebook.com/groups/357484234752150/
Sublets available in Tippecanoe County area
https://www.sublet.com/apartments-for-rent/western-indiana/tippecanoe-(lafayette)
College Student Housing Finder