Anaconda, county seat of Anaconda-Deer Lodge County, which has a consolidated city-county government, is located in southwestern Montana of the United States. Located at the foot of the Pintlar Mountains, the Continental Divide passes within south of the community. According to the 2010 census the population is 9,298, with a per capita personal income of $20,462 and a median household income of $34,716. It had earlier peaks of population in 1930 and 1980, based on the mining industry. It is still the ninth most populous city in Montana. Central Anaconda is above sea level, and is surrounded by the communities of Opportunity and West Valley.
The county area is , characterized by densely timbered forestlands, lakes, mountains and recreation grounds. The county has common borders with Beaverhead, Butte-Silver Bow, Granite, Jefferson and Powell counties.