Cocaine and thousands of pounds in cash were seized when police raided a property in Stonehouse this morning.
A 23-year-old man from Stroud was arrested on suspicion of being concerned in the supply of Class A drugs and is in police custody.
Police recovered cocaine with an estimated street value of around £4,000 plus approximately £5,000 in cash.
Last week, officers searched a vehicle which they believed was linked to criminal activity and found drugs inside.
The vehicle was subsequently linked to the address in Stonehouse.
Police are asking for anyone who suspects drug dealing or suspicious activity is taking place to report this to either Crimestoppers anonymously or police.
This can be reported to the police online by using the following form: https://www.gloucestershire.police.uk/tua/tell-us-about/soh/seen-or-heard/
Alternatively anyone with information can call police on 101 or give information anonymously to independent crime-fighting charity Crimestoppers by calling 0800 555 111 or online https://crimestoppers-uk.org/