Johnstown is located close to the center of New York. Johnstown is part of Fulton County. Johnstown has 4.88 square miles of land area and 0.01 square miles of water area. As of 2010-2014, the total Johnstown population is 8,552, which has grown 0.48% since 2000. The population growth rate is lower than the state average rate of 3.26% and is much lower than the national average rate of 11.61%. Johnstown median household income is $41,733 in 2010-2014 and has grown by 28.00% since 2000. The income growth rate is lower than the state average rate of 35.25% and is about the same as the national average rate of 27.36%. Johnstown median house value is $101,300 in 2010-2014 and has grown by 54.89% since 2000. The house value growth rate is much lower than the state average rate of 90.79% and is 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 Johnstown is close to the state average in quality. The Johnstown area code is 518.