Building Code
The following codes have been adopted by the City of Princeton:
  • International Building Code 2003
  • International Residential Code 2003
  • International Property Maintenance Code 2003
  • International Mechanical Code 2003
  • International Fire Code 2003
  • NFPA Life Safety Code 2003
  • Illinois Plumbing Code 2004
  • National Electrical Code 2005 (Local amendments apply

Zoning Code (View Zoning Map)
The City of Princeton Zoning Code is a set of guidelines to follow when developing property within the city limits.  The code in it's entirety is available for download in PDF format below.