The 1997–98 Primera División de Fútbol Profesional season is the 46th tournament of El Salvador's Primera División since its establishment of the National League system in 1948. .
Luis Angel Firpo won the championship game against FAS 2–0.
Atlético Arabe Marte from Soyapango were promoted, however the club relocated from Soyapango and moved to Sonsonate and Played under Sonsonate.
Atletico Marte Baygon-ADET Dragon (player released mid season) (player Injured mid season) Injury replacement player El Roble
Luis Ángel Firpo Limeno Sonsonate