Steilacoom is located in west Washington. Steilacoom is part of Pierce County. Steilacoom has 2.04 square miles of land area and 0.03 square miles of water area. As of 2010-2014, the total Steilacoom population is 6,083, which has grown 0.56% since 2000. The population growth rate is much lower than the state average rate of 17.05% and is much lower than the national average rate of 11.61%. Steilacoom median household income is $57,434 in 2010-2014 and has grown by 24.55% since 2000. The income growth rate is lower than the state average rate of 31.72% and is lower than the national average rate of 27.36%. Steilacoom median house value is $279,100 in 2010-2014 and has grown by 48.06% since 2000. The house value growth rate is lower than the state average rate of 52.82% and is about the same as 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 Steilacoom is better than the state average in quality. The Steilacoom area code is 253.