The Muppets Filming Locations
While the auditorium of the Muppets Theatre was recreated and filmed in a studio, filming of the exterior and lobby were filmed on location in theatres around LA
The Muppets was filmed in Los Angeles in the United States of America and Zürich in Switzerland.
El Capitan Theatre as Muppets Theatre
the exterior of El Capitan Theatre was used as the exterior of the Muppet Theatre, most prominently in the final scene
Los Angeles Theatre as Staircase
Kermit gives a speech on the staircase of the Los Angeles Theatre lobby.
Google Zurich as Google Office
Scooter leaves the Google office through reception.
Greystone Mansion as Kermit's Mansion
Greystone Mansion was used to film the interiors of Kermits Mansion.
Bonanza Casino
The Bonanzo Casino parking lot was used to film a scene with the Muppets
Source: KTVN 2 News