Gilbertsville is located in Montgomery county Pennsylvania with a geographic area of 3.3 square miles. The total population in Gilbertsville is 5,979 with 49.6% male and 50.4% female. Children under age 5 represent 6.8% of the population, under age 18 equal 26.0% of the population and over age 65 is 13.2% of the population. The median household income is $101,939, per capita income is $40,106. There are a total of 2,122 housing units with 78.2% owner occupied. Education includes 36.2% of residents that are high school graduates and 32.4% with a bachelor's degree or higher. The average temperature in Gilbertsville in the summer is 73 degrees, and in the winter 33 degrees.