The settlement was originally established as Pacific around 1839 on land owned by John "Jack" Young.

[5][6] Notable area residents include country music singer Jason Michael Carroll.

According to the United States Census Bureau, the town has a total area of 1.6 square miles (4.1 km2), all land.

A railway operated by CSX Transportation currently passes through Youngsville, which is part of the old Seaboard Coast Line Railroad "S-Line".

[8] As of the 2020 United States census, there were 2,016 people, 809 households, and 529 families residing in the town.

[4] Youngsville is governed by a mayor and five-member Board of Commissioners, who are elected in staggered four-year terms.