- City Hall and Fire Station (former) - Mount Vernon TXWPA funds in the amount of $4,711 were appropriated for the construction of the City Hall in 1940. The cost of the building was estimated at $8,100. The building is two stories, of natural stone, and contains a garage for two fire trucks. The second floor was utilized as an auditorium and city offices were on the first floor. The building currently serves as the Fire Station Museum.