Cobb is located in Lake county California with a geographic area of 5.0 square miles. The total population in Cobb is 805 with 66.2% male and 33.8% female. Children under age 5 represent 0.0% of the population, under age 18 equal 14.9% of the population and over age 65 is 24.0% of the population. The median household income is $78,304, per capita income is $41,624. There are a total of 380 housing units with 77.4% owner occupied. Education includes 9.5% of residents that are high school graduates and 36.1% with a bachelor's degree or higher. The average temperature in Cobb in the summer is 76 degrees, and in the winter 43 degrees.