Brinnon is located in west Washington. Brinnon is part of Jefferson County. Brinnon has 9.61 square miles of land area and 0.25 square miles of water area. As of 2010-2014, the total Brinnon population is 767, which has shrunk 4.48% 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%. Brinnon median household income is $47,019 in 2010-2014 and has grown by 68.62% since 2000. The income growth rate is much higher than the state average rate of 31.72% and is much higher than the national average rate of 27.36%. Brinnon median house value is $202,700 in 2010-2014 and has grown by 56.04% since 2000. The house value growth rate is higher than the state average rate of 52.82% 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 Brinnon is much better than the state average in quality. The Brinnon area code is 360.