Pine grove is located in Amador county California with a geographic area of 7.5 square miles. The total population in Pine grove is 2,070 with 44.3% male and 55.7% female. Children under age 5 represent 2.8% of the population, under age 18 equal 8.4% of the population and over age 65 is 40.1% of the population. The median household income is $61,096, per capita income is $33,496. There are a total of 910 housing units with 84.0% owner occupied. Education includes 25.2% of residents that are high school graduates and 25.1% with a bachelor's degree or higher. The average temperature in Pine grove in the summer is 76 degrees, and in the winter 43 degrees.