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Princeton One Stop Housing (POSH)


This system is the single point of entry for students, faculty, and staff to apply for housing (and garages where applicable), process contract offers, update housing family information, and notify housing of vacate and sublet intentions. In addition students use this system to apply for room draw and select rooms during draw. If student is unable to access the computer system for any reason, the central housing office can proxy for them. For faculty and staff, their department may also proxy for them.


How to gain access

All access through their LDAP netid using a CAS front end.
For browser requirements see: and click on browser requirements.

Technical Architecture

The POSH system is an in house developed Java EE 5/JSF2 application using open source such as PrimeFaces, iText, and POI for the User Interface and CAS for the authentication process. It interfaces with CS Housing and the Information Warehouse.

System availability

24/7 during period set by housing office each year, except during stated outages


Online help


OIT helpdesk,

E-mail: for Undergraduate, for Graduate, for Faculty and Staff.
AIS PAC group will be available for system emergencies and continuing support.