Cannabis plants were found after police searched premises in the Old Portglenone Road area on Monday.
A police statement said: "Enquiries are continuing and no arrests have been made at this stage."
Chief Inspector John Magill added: "The cannabis plants find deals a massive blow to drug dealers and organised crime.
"It is a significant find and one that puts the criminals and organised crime gangs on the back foot.
"Police are committed to working with communities to reduce the threat posed by drugs and make Northern Ireland a safer place for everyone."
He continued: "I would appeal to the community to bring any information relating to drugs to local police, by either contacting 0845 600 8000 or alternatively information can be given anonymously through the independent charity Crimestoppers on 0800 555 111"