License plate readers in Severn, MD
Volunteers have documented 48 automated license plate readers inside Severn. That is the 3rd-largest total among the 23 Maryland cities indexed here, and 3.8% of the statewide total. At 2.6 per square mile it is more densely covered than 68% of the 2,432 US cities indexed nationally. Nearly all of them — 94% — are Flock Safety units.
Checked against OpenStreetMap November 13, 2026 · figures last changed November 10, 2026.
48
readers documented
2.6
per square mile
3rd
of 23 indexed Maryland cities · 472nd of 2,432 nationally
3.8%
of Maryland’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 Safety45 · 94%
- Other vendors1 · 2%
- Unknown2 · 4%
What volunteers recorded
- Monitoring public roads
- 18 cameras are tagged as watching public streets or traffic.
- How they’re mounted
- pole (2), street lamp (1)
- Coverage area
- 18.3 square miles of land inside city limits.
Nearby
Learn more: How to spot a Flock Safety camera · How ALPRs work · Can you opt out? · Maryland'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.