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Plate readers © OpenStreetMap contributors (ODbL) · © OpenMapTiles
Diamond Bar has 50 mapped plate readers. 50 carry the Flock Safety tag. Most don't say who runs them.
They were first mapped between Dec 30, 2024 and Sep 12, 2026. A plate reader keeps a record of each car that passes. Whoever runs it sets how long and who can search it.
Flock cameras in Diamond Bar: locations by ZIP code
ZIP 91765 has the most (41). Mounted on, where known: 8 on poles, 1 on a street light and 1 on a traffic signal.
| Where | Maker tag and operator | Facing | First mapped |
|---|---|---|---|
| Diamond Bar Show on map | Flock Safety Run by: Not listed yet | Faces east (as mapped) | Oct 11, 2025 |
| Diamond Bar Show on map | Flock Safety Run by: Not listed yet | Faces south (as mapped) | Oct 11, 2025 |
| Diamond Bar Show on map | Flock Safety Run by: Not listed yet | Faces south (as mapped) | Nov 10, 2025 |
| Diamond Bar Show on map | Flock Safety Run by: Not listed yet | Faces east (as mapped) | Feb 13, 2026 |
| Diamond Bar Show on map | Flock Safety Run by: Not listed yet | Faces east-northeast (as mapped) | Apr 23, 2026 |
| Diamond Bar Show on map | Flock Safety Run by: Not listed yet | Faces south-southwest (as mapped) | Jul 17, 2026 |
| Diamond Bar Show on map | Flock Safety Run by: Not listed yet | Faces east (as mapped) | Jul 17, 2026 |
| Diamond Bar Show on map | Flock Safety Run by: Not listed yet | Faces north (as mapped) | Sep 12, 2026 |
| Diamond Bar Show on map | Flock Safety Run by: Not listed yet | Faces south-southeast (as mapped) | Sep 12, 2026 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces west-northwest (as mapped) | Dec 30, 2024 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces east-southeast (as mapped) | Dec 30, 2024 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces west-northwest (as mapped) | Sep 23, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces north-northeast (as mapped) | Sep 23, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces south (as mapped) | Sep 23, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces east-southeast (as mapped) | Sep 23, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces west (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces south (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces east (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces north (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces north (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces west (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces south (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces west-southwest (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces northeast (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces south-southwest (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces north (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces east-southeast (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces south-southwest (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces northwest (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces north-northeast (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces north (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces west (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces south (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces northeast (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces east-southeast (as mapped) | Oct 11, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces northwest (as mapped) | Nov 22, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces south (as mapped) | Nov 22, 2025 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces west-southwest (as mapped) | Apr 12, 2026 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces south-southeast (as mapped) | Apr 14, 2026 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces west-northwest (as mapped) | Apr 14, 2026 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces east-southeast (as mapped) | Apr 14, 2026 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces west-southwest (as mapped) | Jun 16, 2026 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces east-southeast (as mapped) | Jun 16, 2026 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces northwest (as mapped) | Jun 30, 2026 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces south-southeast (as mapped) | Jun 30, 2026 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces south-southeast (as mapped) | Jun 30, 2026 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces north (as mapped) | Jun 30, 2026 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces southeast (as mapped) | Jul 18, 2026 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces east-northeast (as mapped) | Jul 26, 2026 |
| Diamond Bar Near ZIP 91765 · Show on map | Flock Safety Run by: Not listed yet | Faces south (as mapped) | Aug 23, 2026 |
Near you: Flock camera map near you.
Who runs the Flock cameras in Diamond Bar
None of these say who runs them yet.
What the Flock cameras in Diamond Bar keep
- Records
- The plate of each car that passes, with the time and place. Often a photo of the car.
- Run by
- Not listed yet.
- Kept for
- Not published on the map. Each operator sets its own. Flock Safety’s FAQ: “Flock recommends a 7-day default.”
- Who sees it
- Whoever runs it, and those it shares with. In California, a public agency may share only with other public agencies in the state.
- How to ask
- Read the operator's policy. California requires one. Or ask the city for its records.
Who can search plate reads in Diamond Bar
EyesOnFlock lists no transparency portal for the City of Diamond Bar (LA County Sheriff, by contract), as of Oct 14, 2026. It posts no sharing list, so who can search reads from its cameras is not stated. The sharing lists of 48 agencies name it, so it can search their reads.
City of Diamond Bar (LA County Sheriff, by contract)
- Agencies on its posted sharing list
- Not stated
- Keeps each read for
- Not stated
- Agencies whose reads it can search
- 48
No transparency portal listed, Oct 14, 2026 · See its sharing lists, as of Oct 14, 2026
Get one summary email a month on new plate readers in Diamond Bar
Portal figures and sharing lists: EyesOnFlock (CC BY-SA 4.0), from Flock Safety transparency portals.
When the Flock cameras in Diamond Bar were first mapped
Flock-tagged readers here were first mapped from December 30, 2024 to September 12, 2026. 29 of the 50 were first mapped in 2025, with 22 in October alone.
CamsAhead started its daily change log on October 22, 2026. How the map changed.
Flock cameras near Diamond Bar
Flock cameras in Diamond Bar: questions
How many Flock cameras are in Diamond Bar?
50 plate readers tagged Flock Safety are on the map in Diamond Bar, CA, as of November 7, 2026.
Where are the Flock cameras in Diamond Bar?
The table lists the most recently mapped ones by ZIP code, and the map shows all of them. ZIP 91765 has the most (41).
Who runs the plate readers in Diamond Bar?
None of these plate readers say who runs them yet. Whoever runs each one sets how long it keeps the reads and who can search them, within California law.
Which way does each camera face?
All 50 carry a direction tag, and the map draws each one as a cone.
Know when cameras in Diamond Bar change.
Free email alerts for new plate readers mapped near your places. One summary email a month.
- When a plate reader is first mapped near you
- New cameras mapped or reported near you
- What plate readers keep, and who runs them
- Your street, your distance, the camera types you pick
156,883 cameras listed or mapped so far.
Sources and updates
How this page was made: CamsAhead writes each page type once, then fills it with this place's data from the sources below.
- OpenStreetMap contributors: plate readers in Diamond Bar, CA, data as of Nov 7, 2026; ODbL 1.0
- Flock Safety FAQ: the default retention quoted in What they keep, read Oct 24, 2026
- California Civil Code §1798.90.51: the use and privacy policy rule for plate readers
- California Civil Code §1798.90.55: the rule on who a public agency may share reads with
Plate reader points are mapped by OpenStreetMap volunteers (data as of November 7, 2026).
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