Hello, Anonymous.
750 Illinois Compiled Statutes - Chapter 5 - Sections: 104 and 401 requires that individuals filing for divorce in Illinois must be resident of the state for 90 days prior to filing.
I hope this helps.
(This answer does not create a binding attorney-client relationship and should be used for information purposes only.)
Answered on Jun 10th, 2015 at 1:20 PM