Copiague is located in southeast New York. Copiague is part of Suffolk County. Copiague has 3.22 square miles of land area and 0.03 square miles of water area. As of 2010-2014, the total Copiague population is 22,527, which has grown 2.76% since 2000. The population growth rate is about the same as the state average rate of 3.26% and is much lower than the national average rate of 11.61%. Copiague median household income is $69,008 in 2010-2014 and has grown by 17.15% since 2000. The income growth rate is much lower than the state average rate of 35.25% and is much lower than the national average rate of 27.36%. Copiague median house value is $320,100 in 2010-2014 and has grown by 106.65% since 2000. The house value growth rate is higher than the state average rate of 90.79% 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 Copiague is worse than the state average in quality. The Copiague area code is 631.