Pylesville is an unincorporated community in Harford County, in the Baltimore metro area of the state of Maryland in the United States. Governed at the county level, the area has a population of around 2000. The Harford County Public School System extends into Pylesville. Students in the area attend the Tri-school community of North Harford Elementary, High, and Middle schools, along with students form Jarrettsville, Forest Hill, Bel Air, Darlington, Whiteford, Street/Pylesville, Highland, and Norrisville.