Gervais is located in Marion county Oregon with a geographic area of 0.4 square miles. The total population in Gervais is 2,726 with 59.0% male and 41.0% female. Children under age 5 represent 4.1% of the population, under age 18 equal 29.2% of the population and over age 65 is 15.7% of the population. The median household income is $72,411, per capita income is $22,654. There are a total of 611 housing units with 82.8% owner occupied. Education includes 36.0% of residents that are high school graduates and 8.5% with a bachelor's degree or higher. The average temperature in Gervais in the summer is 65 degrees, and in the winter 35 degrees.