There were at least 11 unmarked police cars on the street and one marked police vehicle in the driveway, they said.
A police statement said a number of warrants are being carried out today or due to be carried out - as are several checkpoints around the area.
Checkpoints being set up around West Auckland
Police have dubbed it Operation Cobalt.
Acting Detective Inspector Tim Williams said the checkpoints will be set up around different locations alongside other vehicle stops in the region.
“We are letting the public know they will see an increased visibility of our staff and we are reassuring them this is part of our action being taken today.”