The official Twitter page of the Alameda County Sheriff's Office. For emergencies call 911 or our dispatch center @ 510 667-7721. 🇺🇸
Joined November 2011
- Tweets 6,100
- Following 728
- Followers 40,301
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2,033 Photos and videos
Pinned Tweet
22 Dec 2025
If you receive a call, text, or email from someone claiming to be associated with the ACSO, DO NOT provide any requested information or money. More info here m.facebook.com/story.php?sto…
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Alameda County Sheriff retweeted
Jun 11
UPDATE: Arturo Solano, 34, had 4,300 pounds of illegal fireworks in his backyard & car, per @ACSOSheriffs @AlamedaCountyDA, accusing him of selling fireworks for profit
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Alameda County Sheriff retweeted
Jun 11
Arturo Solano, 34, charged by @AlamedaCountyDA w/having dangerous & unregistered fireworks for offering illegal fireworks for sale on @instagram, per @ACSOSheriffs, seizing 2,600 pounds of illegal fireworks from his car & East Oakland backyard
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Memorial Day is a day to remember the service members who gave their lives for this country. Their dedication, duty, and sacrifice deserve our remembrance.
Let us pause for a moment of reflection today in their honor.
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Criminal activity doesn't stop, and neither does our Regional Sideshow Enforcement Team. Follow Deputy Logan Finley and the task force as they conduct vehicle pursuits, recover firearms, and take into custody individuals engaged in unlawful activity in Alameda County.
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Every first Tuesday in August, neighbors and law enforcement unite to build a safer, more welcoming community. Host a block party with music, cookouts, and visits from emergency personnel. Scan the QR code on the flyer to register for the ACSO NNO.
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On May 7th, 2026, ACSO’s 185th Academy held a 5K Memorial Run & 2-Mile Walk to honor Detective Elizabeth Butler (Santa Cruz PD).
As we observe National Police Week, we remember the bravery of our fallen heroes and the families who carry their legacy. We will never forget.
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Congratulations, 185th Academy graduates!
Today marks the beginning of a career built on service, leadership, & dedication. We are proud of your hard work & excited to see you help keep communities across the Bay Area safe.
Stay strong, stay committed, and lead with integrity.
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Alameda County Office of Emergency Services, in partnership with local cities throughout Alameda County, will conduct a regional Alert and Warning Exercise on May 12, 2026. m.facebook.com/story.php?sto…
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ZERO TOLERANCE: SIDESHOW ENFORCEMENT
The Alameda County Sheriff's Office maintains a zero-tolerance stance toward reckless driving and illegal sideshow activity. These events pose serious risks to public safety, endangering participants, spectators, and the community.
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Our Regional Sideshow Enforcement Team (RESET) will actively enforce all laws. Any vehicle involved in sideshow activity is subject to tow and seizure, including a mandatory 30-day hold as authorized by law.
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We are committed to protecting our neighborhoods and roadways. We will continue to work with our law enforcement partners to identify, deter, and hold accountable those who engage in this dangerous and unlawful behavior.
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Join the Alameda County Sheriff's Office for the Badges with Buckets event tomorrow, May 2, 2026, from 10:00 a.m. to 2:00 p.m. at Rowell's Saddlery and Western Wear in Castro Valley.
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Please stop by to show your support for Special Olympics Northern California athletes. This community engagement raises vital funds to enrich the lives of athletes, helping them build confidence and leadership skills through sports and educational programs.
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Your presence and contributions help these incredible individuals become active, contributing members of their communities. We hope to see you there to help make a difference one bucket at a time.
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PUBLIC WORKS ANNOUNCES MAJOR ROAD CLOSURE IN THE MEEKLAND AVENUE CORRIDOR
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Today, we celebrated our incredible admin. professionals. In recognition of Administrative Professionals Day, we spent the day honoring the dedicated personnel who keep our agency running smoothly, from Headquarters to the Santa Rita Jail and everywhere in between.
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Their hard work, attention to detail, and commitment to excellence allow us to focus on public safety.
Please join us in saying thank you for all they do.
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TUESDAY, AUGUST 4, 2026
Every first Tuesday in August, neighbors and law enforcement unite to build a safer, more welcoming community. Join the fun by hosting a block party featuring music, cookouts, and visits from emergency personnel. Scan the QR code on the flyer.
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An Automated License Plate Reader (ALPR) alert helps ACSO deputies recover a stolen vehicle and put two suspects into custody. instagram.com/reel/DXaQqJ6Cn…
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Leveraging high-tech Automated License Plate Readers (ALPR), ACSO’s Aviation Unit and CHP team up to coordinate a response of tracking down a stolen vehicle in Oakland, enhancing public safety and helping to keep our communities secure. instagram.com/reel/DXNw8EejR…
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