Usulután rests in a rich agricultural valley and has very high and humid temperatures most of the year as it is located close to the Pacific Ocean.

The city was badly damaged by the Salvadorian earthquakes of February 2001, in addition to Hurricane Mitch in 1998.

Recently, Usulután has modernized considerably, having more influence from brand names and eateries that were not available there in the past.

Luis Ángel Firpo, who play at Sergio Torres Stadium.

They play in the Salvadoran League, The Primera División of the Liga de Fútbol Profesional.