The district was created at the time of independence and has an estimated population greater than 4,000 inhabitants. Its capital is the town of Santo Tomás. The annual feast of the patron saint is held in the capital on December 21. Santo Tomás is home to the parish of Santo Tomás District and is served by the Sisters of Charity of Sacred Heart of Jesus and the Priests of the Magdalena District, Chachapoyas Province.