License plate readers in Joliet, IL
Volunteers have documented 92 automated license plate readers inside Joliet. That is the 7th-largest total among the 180 Illinois cities indexed here, and 1.1% of the statewide total. Its density of 1.4 per square mile places Joliet near the middle of the 2,395 cities indexed nationally. Nearly all of them — 97% — are Flock Safety units. Where a mount was recorded, volunteers logged 16 on poles and 14 on street lamps.
Checked against OpenStreetMap September 28, 2026 · figures last changed September 26, 2026.
92
readers documented
1.4
per square mile
7th
of 180 indexed Illinois cities · 161st of 2,395 nationally
1.1%
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 Safety89 · 97%
- Motorola Solutions1 · 1%
- Other vendors1 · 1%
- Unknown1 · 1%
What volunteers recorded
- Monitoring public roads
- 88 cameras are tagged as watching public streets or traffic.
- Recorded operators
- Flock Safety (13). All 720 recorded ALPR operators, ranked →
- How they’re mounted
- pole (16), street lamp (14)
- Coverage area
- 66.3 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.