Tonasket is located in Okanogan county Washington with a geographic area of 0.9 square miles. The total population in Tonasket is 1,131 with 46.9% male and 53.1% female. Children under age 5 represent 5.2% of the population, under age 18 equal 20.1% of the population and over age 65 is 21.7% of the population. The median household income is $33,864, per capita income is $23,374. There are a total of 534 housing units with 50.7% owner occupied. Education includes 28.1% of residents that are high school graduates and 9.6% with a bachelor's degree or higher. The average temperature in Tonasket in the summer is 68 degrees, and in the winter 42 degrees.