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Illinois · County Surveillance Report

Flock & ALPR Cameras in St. Clair County, Illinois

Volunteers have reported 139 automated license plate readers across St. Clair County — each one logging every passing plate with a time and location.

Free Data Access

Need this county’s camera data? Custom extracts are free for researchers, journalists and advocates. Ask for it.

139
Reported cameras
#12
of 88 Illinois counties tracked
1.7%
of Illinois’s reported cameras
Live camera map 139 reported cameras around St. Clair County, Illinois
Every dot is a volunteer-reported license plate reader · map data curated by the DeFlock project · refreshed daily Open the full map →
Camera Watch Recently reported near St. Clair County
+1 this week +21 last 30 days −3 removed
  • Oct 7 Flock Safety camera newly reported
  • Sep 26 Flock Safety camera newly reported
  • Sep 25 Flock Safety camera newly reported
  • Sep 24 Axon Enterprise camera newly reported

Newly reported by volunteers — cameras may have been up long before someone mapped them.

We broadcast this

πŸ“· 5 new license plate readers just reported around Collinsville, IL. Newly mapped by volunteers β€” see what's watching. #ALPR #Surveillance #Collinsville

Sep 22, 2026 View on Bluesky ↗

How St. Clair County compares nationally

St. Clair County ranks #1,059 of 3,222 U.S. counties for cameras per resident. The count covers 254,777 residents and 2,454 miles of county roads — 2.8653 cameras per 10,000 residents.

What’s watching St. Clair 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 St. Clair County. Spot one that’s missing? Report it on DeFlock.

What you can do in St. Clair

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.

Cameras nearby in Illinois

← All Illinois cameras, counties & cities

Camera reports: the open-source DeFlock project. County boundaries: US Census.