Muttontown is located in southeast New York. Muttontown is part of Nassau County. Muttontown has 6.06 square miles of land area and has no water area. As of 2010-2014, the total Muttontown population is 3,581, which has grown 4.95% since 2000. The population growth rate is higher than the state average rate of 3.26% and is much lower than the national average rate of 11.61%. Muttontown median household income is $230,865 in 2010-2014 and has grown by 25.21% since 2000. The income growth rate is lower than the state average rate of 35.25% and is lower than the national average rate of 27.36%. Muttontown median house value is $1,000,001 in 2010-2014 and has grown by 20.32% since 2000. The house value growth rate is much lower than the state average rate of 90.79% and is much 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 Muttontown is much better than the state average in quality.