Joliet is located in south Montana. Joliet is between the Carbon, Yellowstone county. Joliet has 0.30 square miles of land area and has no water area. As of 2010-2014, the total Joliet population is 578, which has grown 0.52% 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%. Joliet median household income is $35,547 in 2010-2014 and has grown by 47.09% since 2000. The income growth rate is higher than the state average rate of 41.61% and is much higher than the national average rate of 27.36%. Joliet median house value is $126,200 in 2010-2014 and has grown by 48.65% since 2000. The house value growth rate is much lower than the state average rate of 88.54% and is about the same as 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 Joliet is much better than the state average in quality. The Joliet area code is 406.