Terryville is located close to the center of Connecticut. Terryville is part of Litchfield County. Terryville has 2.76 square miles of land area and 0.03 square miles of water area. As of 2010-2014, the total Terryville population is 5,121, which has shrunk 4.46% since 2000. The population growth rate is much lower than the state average rate of 5.48% and is much lower than the national average rate of 11.61%. Terryville median household income is $63,953 in 2010-2014 and has grown by 32.45% since 2000. The income growth rate is higher than the state average rate of 29.60% and is higher than the national average rate of 27.36%. Terryville median house value is $189,700 in 2010-2014 and has grown by 55.88% since 2000. The house value growth rate is lower than the state average rate of 64.47% 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 Terryville is worse than the state average in quality. The Terryville area code is 860.