Flock & ALPR Cameras in McHenry County, Illinois
Volunteers have reported 132 automated license plate readers across McHenry County — each one logging every passing plate with a time and location.
Need this county’s camera data? Custom extracts are free for researchers, journalists and advocates. Ask for it.
- Sep 22 License plate reader newly reported
- Sep 21 Flock Safety camera newly reported
- Sep 15 Flock Safety camera newly reported
- Sep 11 Flock Safety camera newly reported
Newly reported by volunteers — cameras may have been up long before someone mapped them.
📷 14 new license plate readers just reported around Elgin, IL. Newly mapped by volunteers — see what's watching. #ALPR #Surveillance #Elgin
📷 24 new license plate readers just reported around Elgin, IL. Newly mapped by volunteers — see what's watching. #ALPR #Surveillance #Elgin
How McHenry County compares nationally
McHenry County ranks #867 of 3,222 U.S. counties for cameras per resident. The count covers 311,366 residents and 1,878 miles of county roads — 3.5649 cameras per 10,000 residents.
What’s watching McHenry County
Automated license plate readers like Flock Safety’s photograph every plate that passes, stamp it with time and place, and store it in a searchable database that’s routinely shared across agencies — here’s where that data goes. Counts reflect cameras volunteers have mapped inside McHenry County. Spot one that’s missing? Report it on DeFlock.
The latest around McHenry
- Police drone spots 20-year-old felon ditching loaded gun while running away from officers after fight in Waukegan
- Police investigating after Flock license plate reader camera goes missing in Highland Park
- Organizers say 100-150 people carry umbrellas during Pride-hosted protest against Flock cameras in Woodstock
- 'Dismantling of constitutional rights': Residents pack city council meeting to demand removal of Flock cameras in Woodstock
What you can do in McHenry
County commissions and sheriff’s offices sign these contracts — and answer to residents. Ask how long plate data is kept and who it’s shared with: file a public records request, speak at a public meeting, and see the playbook on Take Action. Organizing locally? Join or start a chapter.
Not sure what one looks like? See photographs of installed cameras before you go looking.
Cameras nearby in Illinois
← All Illinois cameras, counties & cities
Camera reports: the open-source DeFlock project. County boundaries: US Census.