Cameras / Illinois / Crystal Lake
License plate readers in Crystal Lake, IL
Volunteers have documented 13 automated license plate readers inside Crystal Lake. That is the 125th-largest total among the 180 Illinois cities indexed here, and 0.2% of the statewide total. Its 0.7 readers per square mile spread across 19 square miles — thinner coverage than 87% of the 2,395 cities indexed nationally. Nearly all of them — 92% — are Flock Safety units.
Checked against OpenStreetMap September 28, 2026 · figures last changed August 24, 2026.
13
readers documented
0.7
per square mile
125th
of 180 indexed Illinois cities · 1,807th of 2,395 nationally
0.2%
of Illinois’s documented total
Dot colors follow the manufacturer legend below. Boundary: U.S. Census Bureau, 2025 Cartographic Boundary Files. Locations: © OpenStreetMap contributors.
What volunteers recorded
- Monitoring public roads
- 9 cameras are tagged as watching public streets or traffic.
- Coverage area
- 19 square miles of land inside city limits.
Nearby
Learn more: How to spot a Flock Safety camera · How ALPRs work · Can you opt out? · Illinois's ALPR statute
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, or download the aggregates in bulk.