Lakeland is located in Polk county Florida with a geographic area of 66.2 square miles. The total population in Lakeland is 110,335 with 48.2% male and 51.8% female. Children under age 5 represent 5.6% of the population, under age 18 equal 19.5% of the population and over age 65 is 22.2% of the population. The median household income is $50,136, per capita income is $29,398. There are a total of 41,750 housing units with 54.8% owner occupied. Education includes 29.1% of residents that are high school graduates and 28.7% with a bachelor's degree or higher. The average temperature in Lakeland in the summer is 84 degrees, and in the winter 56 degrees.