Officers were tipped off by a member of the public and uncovered a quantity of cannabis at the address on Causeway Green Road, Langley.
The raid took place at 9.40am on Thursday.
Oldbury Police tweeted: "The team acting on calls from local residents have this morning located a cannabis set up on #CAUSEWAY. Some good old fashioned police work to locate the address. 2 males under arrest. #WMP #NOTODRUGS"
Police have asked anyone with information to get in touch by quoting log number 604 of 16 May.