Willow creek is located in Humboldt county California with a geographic area of 30.3 square miles. The total population in Willow creek is 1,241 with 53.0% male and 47.0% female. Children under age 5 represent 5.2% of the population, under age 18 equal 23.9% of the population and over age 65 is 24.7% of the population. The median household income is $67,452, per capita income is $27,422. There are a total of 527 housing units with 72.3% owner occupied. Education includes 45.2% of residents that are high school graduates and 26.2% with a bachelor's degree or higher. The average temperature in Willow creek in the summer is 76 degrees, and in the winter 43 degrees.