Trinity center is located in Trinity county California with a geographic area of 5.2 square miles. The total population in Trinity center is 265 with 60.0% male and 40.0% female. Children under age 5 represent 0.0% of the population, under age 18 equal 2.6% of the population and over age 65 is 51.7% of the population. The median household income is $38,594, per capita income is $23,325. There are a total of 124 housing units with 87.9% owner occupied. Education includes 40.3% of residents that are high school graduates and 10.5% with a bachelor's degree or higher. The average temperature in Trinity center in the summer is 76 degrees, and in the winter 43 degrees.