Cameras / California / Foster City
License plate readers in Foster City, CA
Volunteers have documented 18 automated license plate readers inside Foster City. That is the 260th-largest total among the 353 California cities indexed here, and 0.1% of the statewide total. At 4.8 per square mile it is more densely covered than 87% of the 2,395 US cities indexed nationally. Nearly all of them — 94% — are Flock Safety units.
Checked against OpenStreetMap September 29, 2026 · figures last changed September 2, 2026.
18
readers documented
4.8
per square mile
260th
of 353 indexed California cities · 1,358th of 2,395 nationally
0.1%
of California’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
- 16 cameras are tagged as watching public streets or traffic.
- Recorded operators
- Foster City Police Department (12). All 720 recorded ALPR operators, ranked →
- How they’re mounted
- pole (2), street lamp (2), traffic signal (1)
- Coverage area
- 3.8 square miles of land inside city limits.
Nearby
Learn more: How to spot a Flock Safety camera · How ALPRs work · Can you opt out? · California'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.