Jonesville is located in Catahoula county Louisiana with a geographic area of 1.9 square miles. The total population in Jonesville is 1,377 with 34.1% male and 65.9% female. Children under age 5 represent 2.8% of the population, under age 18 equal 16.6% of the population and over age 65 is 17.9% of the population. The median household income is $30,536, per capita income is $22,980. There are a total of 683 housing units with 53.7% owner occupied. Education includes 32.1% of residents that are high school graduates and 27.1% with a bachelor's degree or higher. The average temperature in Jonesville in the summer is 81 degrees, and in the winter 51 degrees.