Adult students at computers

WorkKeys Assessments

College of DuPage offers eight WorkKeys exams and two certifications: the Proficiency Certificate for Teacher Assistants and the National Career Readiness Certificate (NCRC). For more information on WorkKeys and the NCRC, visit For more information on the Proficiency Certificate for Teacher Assistants, read the Paraprofessional Requirements.

The Paraprofessional Certificate for Teacher Assistants ($50) and the NCRC ($60) must be completed in one session. Exam results are available immediately. 

WorkKey exams and certificates are administered by appointment at the Testing Center at College of DuPage in Glen Ellyn in the Berg Instructional Center (BIC), Room 2A08 and the off-campus Learning Commons located in the COD Centers in Addison, Carol Stream, Naperville and Westmont.

Registration Information

  • Fees are due at the time of registration and are non-refundable.
  • To reschedule, call (630) 942-2401. There is a $15 rescheduling fee that will be charged at the time of the request.
  • On the day of the exam, bring a government-issued photo ID with a signature. For questions about the accepted IDs, call the Testing Office at (630) 942-2401. 

Exam Registration

Contact Information

Academic and Specialized Testing Center, Glen Ellyn - Main Campus
Berg Instructional Center (BIC), Room 2A06/2A08
(630) 942-2401
Testing Hours and Locations