Hayfork is located in northwest California. Hayfork is part of Trinity County. Hayfork has 72.10 square miles of land area and 0.02 square miles of water area. As of 2010-2014, the total Hayfork population is 2,372, which has grown 2.46% since 2000. The population growth rate is much lower than the state average rate of 12.39% and is much lower than the national average rate of 11.61%. Hayfork median household income is $28,287 in 2010-2014 and has grown by 23.94% since 2000. The income growth rate is lower than the state average rate of 29.47% and is lower than the national average rate of 27.36%. Hayfork median house value is $245,900 in 2010-2014 and has grown by 199.51% since 2000. The house value growth rate is much higher than the state average rate of 75.60% 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 Hayfork is better than the state average in quality. The Hayfork area code is 530.