The wide variety of climates within the department resulting from differences in altitude gives rise to a variety of agricultural products.
Agricultural products include apples, bananas, barley, beans, cacao, coffee, maize, oats, peaches, plantains, potatoes, rice, sugarcane and wheat.
Livestock include cattle, horses and sheep.
San Marcos department produces more wool than any other department of Guatemala.
It is generally exported to the departments of Quetzaltenango and Totonicapán, where it is processed into finished products.
The department produces wooden furniture, with production being concentrated in the Pacific lowlands due to the greater variety of wood available, including cedar, ceiba and tepemixte.

The department is notable for the importation of black market Mexican products, which are sold openly in local markets throughout its territory and from there are exported throughout Guatemala.
The wide variety of climates within the department resulting from differences in altitude gives rise to a variety of agricultural products. Agricultural products include apples, bananas, barley, beans, cacao, coffee, maize, oats, peaches, plantains, potatoes, rice, sugarcane and wheat. Livestock include cattle, horses and sheep. San Marcos department produces more wool than any other department of Guatemala. It is generally exported to the departments of Quetzaltenango and Totonicapán, where it is processed into finished products. The department produces wooden furniture, with production being concentrated in the Pacific lowlands due to the greater variety of wood available, including cedar, ceiba and tepemixte.
The department is notable for the importation of black market Mexican products, which are sold openly in local markets throughout its territory and from there are exported throughout Guatemala.
San Marcos Department