Youngsville, Louisiana

Youngsville is a city in Lafayette Parish, Louisiana, United States, and is part of the Lafayettemetropolitan statistical area. The population was 8,105 at the 2010 U.S. census, and 15,929 at the 2020 United States census.

Youngsville was the birthplace of Louisiana businessman and politician Dudley J. LeBlanc, the entrepreneur of the Hadacol fortune of the 1950s.