Felton is a borough in York County, Pennsylvania, United States. The population was 506 at the 2010 census. The borough is located within the Red Lion Area School District. Local services include the Felton Fire Company and the Felton US Post Office.Felton is located at 39°51′17″N 76°33′51″W / 39.85472°N 76.56417°W / 39.85472; -76.56417.According to the United States Census Bureau, the borough has a total area of 0.6 square miles, all of it land.As of the census of 2000, there were 449 people, 173 households, and 131 families residing in the borough. The population density was 688.4 people per square mile. There were 182 housing units at an average density of 279.1 per square mile. The racial makeup of the borough was 98.44% White, 0.45% African American, 0.45% Asian, 0.67% from other races.There were 173 households out of which 31.2% had children under the age of 18 living with them, 68.8% were married couples living together, 5.