License plate readers in Markham, IL
Volunteers have documented 18 automated license plate readers inside Markham. That is the 71st-largest total among the 161 Illinois cities indexed here, and 0.3% of the statewide total. At 3.3 per square mile it is more densely covered than 81% of the 2,231 US cities indexed nationally. Nearly all of them — 94% — are Flock Safety units.
Updated August 14, 2026.
18
readers documented
3.3
per square mile
71st
of 161 indexed Illinois cities
0.3%
of Illinois’s documented total
Dot colors follow the manufacturer legend below. Boundary: U.S. Census Bureau, 2025 Cartographic Boundary Files. Locations: © OpenStreetMap contributors.
Who makes them
- Flock Safety17 · 94%
- Motorola Solutions1 · 6%
What volunteers recorded
- Monitoring public roads
- 7 cameras are tagged as watching public streets or traffic.
- How they’re mounted
- pole (3)
- Coverage area
- 5.4 square miles of land inside city limits.
Nearby
Learn more: What a Flock camera looks like · How ALPRs work · Illinois ALPR law
These locations were documented in the field by OpenStreetMap volunteers and refresh automatically every six hours. They are evidence of where cameras have been seen — not a complete or official inventory, and cameras may have been added or removed since documentation. Corrections happen upstream: edit OpenStreetMap and this page will update. Read more in our methodology.