Reviewed and updated October 4, 2026 by the SearchSystems.net editorial team. Every office link on this page was opened and checked against the office's own website at review time.
Crystal Lake is a city in McHenry County, Illinois, with about 42,000 residents (2024 Census Bureau estimate). Its public records are split between the city and the county. The city keeps police reports, council records and its own licenses and permits; court cases, jail bookings, deeds and vital records are county or state records. This guide names the Crystal Lake offices SearchSystems verified, links to each one's own website and gives the phone number and address where the office publishes them. SearchSystems verified 2 city office pages for Crystal Lake, every one opened and checked.
In this guide: City or county, Police records, City Hall, Records requests, Other cities and Questions.
City or county record: where Crystal Lake records are kept
- Kept by the City of Crystal Lake: police reports, council and board meeting records, ordinances and the city's own licenses and permits.
- Kept by McHenry County or the state: court cases, jail bookings, deeds and property values and birth and death certificates. These are not city records; they are in the McHenry County public records guide under court records, jail lookups, property records and vital records.
Crystal Lake police reports and records
Incident reports, crash reports and the other records of the Crystal Lake police are requested from the department's records unit, usually in writing or through an online form. Reports on open investigations and the names of victims and juveniles are usually withheld or redacted, and some states limit crash reports to the people involved and their insurers. The page below is the one SearchSystems verified for Crystal Lake police records.
- Website: crystallake.org/your-government/departments/police/administrative-d... (page title: Records Unit | Crystal Lake, IL)
- Phone: (815) 356-3774
- Hours: Friday (excluding City recognized holidays) 8:00 AM - 5:00 PM
- Checked: September 25, 2026, the page answered.
Jail bookings and inmate lookups are usually handled by the county, not the city police. They are in the McHenry County public records guide under jail and inmate lookups.
Crystal Lake City Hall: departments, licenses and permits
Business licenses, building permits, code enforcement cases and the city's other records are kept by the department that issued them. The city's own website below lists its departments and how to reach them.
- Website: crystallake.org/our-community/resident-information (page title: Resident Information | Crystal Lake, IL)
- Phone: (815) 459-2020
- Hours: Monday through Friday, 8:00 AM to 5:00 PM.
- Checked: September 25, 2026, the page answered.
Public records requests to Crystal Lake
Illinois public records law applies to the city government of Crystal Lake. A record that is not posted online is requested from the office that holds it: the police records unit for police reports and the department that issued a permit or license for its records. A request that names a date, an address, or a report or case number is the easiest to answer.
Other cities and towns in McHenry County
SearchSystems has a guide like this one for these other cities and towns in McHenry County. The McHenry County public records guide covers the records the county keeps for all of them.
Crystal Lake Arrest Records
The Crystal Lake arrest records guide covers the agency that reports Crystal Lake's arrests to the FBI and the 818 arrests it reported for 2025. It also says where a person arrested in Crystal Lake is held, how to find out about an arrest and how to get a copy of the report.
Crystal Lake Records Guides
SearchSystems has nine more guides to Crystal Lake, each written from the city's own offices and figures: Crystal Lake warrants (who issues and serves them, where a person arrested on one is held, how to check for one), Crystal Lake inmate search (the jail page of the McHenry County Sheriff's Office, the jail numbers and who books people), Crystal Lake criminal records (the court file, the Illinois criminal history and the local arrest records), Crystal Lake court records (which court hears what, the case search and who keeps the files), Crystal Lake police reports (which agency holds a report and what the Illinois Freedom of Information Act requires), Crystal Lake traffic tickets (which court takes the ticket, who writes them and the driving record), Crystal Lake DUI (the DUI law, the arrest, the court case and the license case), Crystal Lake divorce records (which court holds the file and how a certified copy is had) and Crystal Lake property records (deeds, assessed values, permits and evictions).
Frequently Asked Questions
Is this the official Crystal Lake website?
No. SearchSystems.net is an independent public records directory, online since 1997. It links to the official Crystal Lake offices listed above, and the city's own website is crystallake.org; SearchSystems does not hold records, charge for them or take requests.
How do I get a police report in Crystal Lake?
Request it from the Crystal Lake police records unit at crystallake.org, phone (815) 356-3774. Reports on open investigations and the names of victims and juveniles are usually withheld or redacted.
Where do I find court records or jail bookings for Crystal Lake?
Crystal Lake cases are heard by the courts that serve McHenry County, and people arrested in Crystal Lake are usually booked into the county jail. Both are covered in the McHenry County public records guide on SearchSystems.
How do I request a public record from Crystal Lake?
From the office that holds it: the police records unit for police reports and the department that issued a permit or license for its records. Illinois public records law applies to city governments.