Search Warrant Leads to Weapons Related Arrests

On 10/14/26 at approximately 5:45 PM, Santa Rosa Police Department detectives from the Narcotics Team, along with K9 officers and the Special Enforcement Team (SET), executed a search warrant in the 1700 block of Stony Point Rd, Santa Rosa. Two residents were identified in association with the residence: 40-year-old Austin Gilbert and 34-year-old Casey Gilbert.

During the search of the residence, vehicles, and property, detectives located six firearms, including one illegal assault weapon, along with several loaded and unloaded magazines and various caliber ammunition. Casey Gilbert is on felony pretrial services and prohibited from possessing firearms and ammunition.

Detectives also located a hand grenade and contacted the Sonoma County Bomb Squad, who determined that some inner components had been removed but expressed concern that they may have been replaced with unknown components or explosive substances. The grenade was safely removed from the scene.

Casey Gilbert was booked into the Sonoma County Jail on the following charges:

• 29800(a)(1) PC – Felon in Possession of a Firearm

• 30305(a)(1) PC – Felon in Possession of Ammunition

• 30605 PC – Possession of an Assault Weapon

• 18710 PC – Possession of a Destructive Device

• 166(a)(4) PC – Violation of Pretrial Services

• 24610 PC – Possession of an Undetectable Firearm

Austin Gilbert was booked into the Sonoma County Jail on the following charges:

• 30605 PC – Possession of an Assault Weapon

• 18710 PC – Possession of a Destructive Device

• 24610 PC – Possession of an Undetectable Firearm