The capital is the town of San Lorenzo located 91 km from Managua.

The mayor of the municipality of San Lorenzo is Leonel Leonidas Sasiga Madrigal from the Constitutionalist Liberal Party (PLC).

Back in 1852, Josefa Tellez, owner of a small farm in the vicinity of the area where the town of San Lorenzo is located today, found a religious image of San Lorenzo.

[citation needed] San Lorenzo was officially granted the title of town on August 23, 1858.

The municipality celebrates its patron San Lorenzo with corridas, popular fiestas and religious activities during the period from August 7 through 10.