On 31 October 1880, a census made by the Guatemalan government does not show La Reforma; it only talks about San Cristóbal Cucho, which had a small city and thirteen rural settlements.

[2][a] In 1893, La Reforma was still a village of San Cristóbal Cucho, and in the 1921 census is shown with 6.125 inhabitants, 3.144 male and 2.981 female.

The named it "La Reforma" after general Justo Rufino Barrios, the Reformer, who was born in San Marcos Department.

[2] On 23 April 1961, church construction was completed and it was opened and blessed by San Marcos dioceses Bishop, Celestino Fernández.

[2] In the 28 August 1921 government census, Villa Hermosa hacienda appears as dedicated to sugar cane and coffee plantations.