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Apply to NIU as a returning, guest or post-baccalaureate student

Begin application

You'll need the following:

  • Personal information (social security number, date of birth, address, citizenship information, etc.)
  • High school information (school name, dates of attendance, etc.)
  • $40 non-refundable application fee
  • Payment information (credit card or other acceptable payment methods)

All supporting documents necessary to process your application must be sent to:

Office of Undergraduate Admissions
Northern Illinois University
1425 West Lincoln Hwy.
DeKalb, IL 60115


Application Instructions for Undocumented Students

Northern Illinois University welcomes all students, regardless of citizenship or residency. Illinois General Assembly Public Act 093-07 provides that undocumented students are classified as Illinois residents for tuition purposes if they meet specific conditions. Please see our application instructions for more information.


Campus Safety

NIU provides information regarding campus security, personal and fire safety, including topics such as: crime prevention, emergency response procedures and crime reporting policies, in addition to crime and fire statistics for the most recent three calendar years.

Get more information about campus security safety in the Annual Security Report. Contact the University Police and Public Safety Department at 815-753-9628 to receive a hard copy. To receive a hard copy of the Annual Fire Safety Report the Environmental Health & Safety department at 815-753-0404.

Undergraduate Application Deadlines

Term Deadline
Summer 2018 May 15, 2018
Fall 2018 August 1, 2018
Spring 2019 December 1, 2018

Petition Deadlines

Term Deadline
Summer 2018 May 1, 2018
Fall 2018 July 15, 2018
Spring 2019 November 15, 2018

Other important info