Big flats is located in Chemung county New york with a geographic area of 16.7 square miles. The total population in Big flats is 5,523 with 50.8% male and 49.2% female. Children under age 5 represent 5.8% of the population, under age 18 equal 21.5% of the population and over age 65 is 23.4% of the population. The median household income is $74,514, per capita income is $39,350. There are a total of 2,346 housing units with 79.3% owner occupied. Education includes 14.5% of residents that are high school graduates and 47.9% with a bachelor's degree or higher. The average temperature in Big flats in the summer is 70 degrees, and in the winter 27 degrees.