It covers an area of approximately 18.5 square miles (48 km2) and has an altitude of 3,215 feet (980 m) at its highest elevation.

It has been a part of the Department of La Libertad since 28 January 1865, and was officially designated a city 18 May 1926.

Some Protestant churches have also been established, however, with the most significant growth of Protestantism occurring during and after the civil war.

The Carrillos were murdered 4 November 2006 just outside the church in Dos de Mayo after leading worship service there, and are considered by many to be martyrs.

Pastor Blanca Irma Rodriguez was called to replace the Carrillos following their assassination.