Lafayette is located in northwest Oregon. Lafayette is part of Yamhill County. Lafayette has 0.90 square miles of land area and has no water area. As of 2010-2014, the total Lafayette population is 3,770, which has grown 45.78% since 2000. The population growth rate is much higher than the state average rate of 14.00% and is much higher than the national average rate of 11.61%. Lafayette median household income is $53,811 in 2010-2014 and has grown by 39.37% since 2000. The income growth rate is much higher than the state average rate of 23.47% and is higher than the national average rate of 27.36%. Lafayette median house value is $161,800 in 2010-2014 and has grown by 29.03% since 2000. The house value growth rate is much lower than the state average rate of 53.91% and is much 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 Lafayette is better than the state average in quality. The Lafayette area code is 503.