With a total area of about 1.5 sq. kms, Darby is a small town of Ravalli County in the U.S. state of Montana. Darby has some of the best and beautiful scenic sites in the region. This help the locals to enjoy plenty of outdoor activities. Some of the leading industries of the region are health, education and social services. There are also some oppurtunities for local manufacturing and retail trade activities in the region. Tourism is also fairly rampant.