Vernonia is located in northwest Oregon. Vernonia is between the Columbia, Washington county. Vernonia has 1.60 square miles of land area and 0.05 square miles of water area. As of 2010-2014, the total Vernonia population is 2,052, which has shrunk 7.90% since 2000. The population growth rate is much lower than the state average rate of 14.00% and is much lower than the national average rate of 11.61%. Vernonia median household income is $59,375 in 2010-2014 and has grown by 44.18% since 2000. The income growth rate is much higher than the state average rate of 23.47% and is much higher than the national average rate of 27.36%. Vernonia median house value is $166,900 in 2010-2014 and has grown by 42.89% since 2000. The house value growth rate is lower than the state average rate of 53.91% and is 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 Vernonia is close to the state average in quality. The Vernonia area codes are 503, 971.