San Mateo County Sheriff's Office - A Tradition of Service Since 1856
Online Crime Reporting
Welcome to the San Mateo County Sheriff’s Office Online Reporting System. This will allow you to submit certain types of crime reports electronically and print out a copy for free. In order to file an online report, you must confirm the following:
- If this is an emergency, please do not file an online report- please call 911.
- If the incident occurred outside San Mateo County Sheriff’s Office jurisdiction, please contact the appropriate agency. Our jurisdiction includes the following areas:
- Unincorporated San Mateo County
- The Town of Woodside
- The Town of Portola Valley
- City of San Carlos
- City of Half Moon Bay
- City of Millbrae
- The San Mateo County Transit District
- If you have suspect information, please call the San Mateo County Sheriff’s Office at (650) 363-4911.
- If this occurred on a state freeway or highway, please contact California Highway Patrol.
In order to file an online report, please make sure you turn off your pop-up blocking software. You can do this from the “Tools” section in your internet preferences.
Please Note:
- All cases filed using this system will be reviewed by San Mateo County Sheriff’s Office staff.
- Upon review, if further investigation or clarification of your case is needed we will contact you.
FILING A FALSE REPORT IS A CRIME
You can file the following types of reports online:
- Abandoned Vehicles
- Harassing Phone Calls
- Lost Property
- Mail Theft
- Tampering with a Vehicle
- Theft (theft of electric or motorized bikes and scooters must be filed in person)
- Theft from an Unlocked Vehicle
- Vacation House Watch Requests
- Vandalism
- Bicycle Complaints (Bicycle complaints can only be accepted for Woodside, Portola Valley, San Carlos, Half Moon Bay, and Millbrae)