Red Lodge is a city in and the county seat of Carbon County, Montana, United States. It is part of the Billings Metropolitan Statistical Area. The population was 2,125 at the United States Census, 2010.

Red Lodge is the county seat of Carbon County. Red Lodge is an incorporated city, governed via the mayor/council system. There are six members of the city council, elected from one of three wards of roughly equal population. There are two council members from each ward. The mayor is elected in a citywide vote.

Red Lodge experiences a continental climate (Köppen Dfb) with cold, somewhat dry winters and warm, wetter summers. Summers are cooler than in areas of Montana further north, due to the high elevation. Winters however, are milder than areas further to the east due to the chinook wind influence, as with most of Montana.