Hamlin is located in Monroe county New york with a geographic area of 7.7 square miles. The total population in Hamlin is 5,720 with 50.6% male and 49.4% female. Children under age 5 represent 9.4% of the population, under age 18 equal 22.4% of the population and over age 65 is 14.3% of the population. The median household income is $54,375, per capita income is $28,553. There are a total of 2,261 housing units with 88.8% owner occupied. Education includes 33.0% of residents that are high school graduates and 22.0% with a bachelor's degree or higher. The average temperature in Hamlin in the summer is 70 degrees, and in the winter 27 degrees.