He signs the whole firehouse second shift up for a Firefighter's muster. A command post was then set up at a firehouse in Greenwich Village. It is located in the historic Princeton Junction Firehouse. The Old Redmond Firehouse is a center for local teens. The Centennial Firehouse, built in 1890, was located under a U.S. Route 9 bridge. The interiors of Firehouse 51 are filmed at Cinespace Chicago Film Studios. Battalion 9 (firehouse, New York City). It currently is the busiest firehouse in Los Angeles. She had known Gabby Dawson from the academy and transferred from a firehouse in Auburn. No. 23, a decommissioned Los Angeles firehouse. The only part of the firehouse seen on camera was its day room. The show opens by exploring their lives, both at home and inside the firehouse. McLeod is eventually removed and Firehouse 51 remained open. The firehouse (former psychiatric facility laundry), and the power plant are still standing in decay. The firehouse gets a new chief.