Troy is located in west Montana. Troy is part of Lincoln County. Troy has 0.76 square miles of land area and 0.02 square miles of water area. As of 2010-2014, the total Troy population is 924, which has shrunk 3.45% since 2000. The population growth rate is much lower than the state average rate of 11.55% and is much lower than the national average rate of 11.61%. Troy median household income is $26,523 in 2010-2014 and has grown by 35.08% since 2000. The income growth rate is lower than the state average rate of 41.61% and is higher than the national average rate of 27.36%. Troy median house value is $120,800 in 2010-2014 and has grown by 100.33% since 2000. The house value growth rate is higher than the state average rate of 88.54% and is much higher than the national average rate of 46.91%. As a reference, the national Consumer Price Index (CPI) inflation rate for the same period is 26.63%. On average, the public school district that covers Troy is worse than the state average in quality. The Troy area code is 406.