Is lodge a proper noun

No, the Word lodge is a common noun, a Word for any lodge of any kind.

A proper noun is the name of a person, place, thing, or a title; for example:

• Henry Cabot Lodge, Jr. former US Ambassador to the United Nations
• Lodge Grass, MT (pop. 510)
• Lodge Street, Albany, NY or Lodge Street, Alcoa, TN
• The Lodge at Mount Snow, West Dover, VT
• "The Adventure of Wisteria Lodge" by Sir Arthur Conan Doyle