Quick station information
Address
21695 E. Valley Blvd., Walnut, CA 91789
LASD website
Walnut/Diamond Bar Sheriff's StationWalnut/Diamond Bar Sheriff's Station Inmate & Arrest Information
This guide provides Walnut/Diamond Bar Sheriff's Station contact information, the cities and communities LASD identifies as served by the station, and next steps after a recent LASD arrest. Use the LASD Inmate Information Center to check current county-custody information when available.
Request Walnut/Diamond Bar inmate information
Provide the person's full legal name, date of birth, approximate arrest date, and any known booking or facility information.
Areas served
LASD identifies the following areas as served by Walnut/Diamond Bar Sheriff's Station.
- City of Walnut
- City of Diamond Bar
- Rowland Heights
- Unincorporated Covina Hill
- Unincorporated West Covina
About Walnut/Diamond Bar Sheriff's Station
Walnut/Diamond Bar Sheriff's Station is one compound station serving the Cities of Walnut and Diamond Bar, Rowland Heights, and the unincorporated areas of Covina Hill and West Covina identified by LASD. This page preserves that single station identity.
Someone arrested by Walnut/Diamond Bar Station?
A Walnut/Diamond Bar Station arrest does not establish a person's current custody location. Depending on the circumstances, the person may be processed, released, taken to court, transferred to another agency, or entered into a Los Angeles County custody facility. Confirm current status through LASD resources.
After you identify a facility
Visiting, inmate accounts, release procedures, and court information depend on the person's current facility or case status. Confirm the current location before relying on facility-specific instructions.
Frequently asked questions
Answers below summarize the Walnut/Diamond Bar Station contact details and custody-resource path shown on this page.
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