The Texas Trotters is the St. Martin de Porres chapter of Third Age Catholics (TAC). This group is made up of individuals fifty-five years or older, but is open to all parish members who are interested in any or all of the activities. These include: Monthly (First Friday) Mass and meeting; Monthly excursions to points of interest; Covered dish and brown bag socials; Service to the parish as needed; Occasional other activities and guest speakers or films.