Lancaster is located in west New York. Lancaster is part of Erie County. Lancaster has 2.70 square miles of land area and 0.03 square miles of water area. As of 2010-2014, the total Lancaster population is 10,314, which has shrunk 7.81% since 2000. The population growth rate is much lower than the state average rate of 3.26% and is much lower than the national average rate of 11.61%. Lancaster median household income is $51,924 in 2010-2014 and has grown by 29.33% since 2000. The income growth rate is lower than the state average rate of 35.25% and is higher than the national average rate of 27.36%. Lancaster median house value is $118,100 in 2010-2014 and has grown by 36.85% since 2000. The house value growth rate is much lower than the state average rate of 90.79% and is lower 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 Lancaster is much better than the state average in quality. The Lancaster area code is 716.