Crystal Lake Police Department

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Police Department Lobby Hours:

Monday, Wednesday & Friday 8:00 am - 6:00 pm

Tuesday & Thursday 8:00 am - 7:00 pm

Officers available 24 hours a day, after hours phone at door

Emergency Phone 911

100 W. Woodstock Street

Crystal Lake, IL 60014


Non-emergency 815-356-3620

Fax 815-477-4732


Citizen Self Reporting can be used to report a minor offense where there is no known suspect. If you are interested in completing a report online go to