Guerneville is located in northwest California. Guerneville is part of Sonoma County. Guerneville has 9.71 square miles of land area and 0.17 square miles of water area. As of 2010-2014, the total Guerneville population is 3,775, which has grown 54.65% since 2000. The population growth rate is much higher than the state average rate of 12.39% and is much higher than the national average rate of 11.61%. Guerneville median household income is $42,712 in 2010-2014 and has grown by 14.61% since 2000. The income growth rate is much lower than the state average rate of 29.47% and is much lower than the national average rate of 27.36%. Guerneville median house value is $341,900 in 2010-2014 and has grown by 47.94% since 2000. The house value growth rate is much lower than the state average rate of 75.60% 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 Guerneville is better than the state average in quality. The Guerneville area code is 707.