Placid, Texas From Wikipedia, the free encyclopedia Unincorporated community in Texas, US Placid is an unincorporated community in McCulloch County, Texas, United States.[1] A post office called Placid was established in 1908, and remained in operation until 1965.[2] The community was so named on account of the tranquility of the original site.[3] References ↑ U.S. Geological Survey Geographic Names Information System: Placid, Texas ↑ "Post Offices". Jim Forte Postal History. Retrieved January 5, 2017. ↑ Moyer, Armond; Moyer, Winifred (1958). The origins of unusual place-names. Keystone Pub. Associates. p. 103. vteMunicipalities and communities of McCulloch County, Texas, United StatesCounty seat: BradyCity Brady McCulloch County mapTown Melvin CDP Rochelle Othercommunities Doole Fife Lohn Mercury Milburn Pear Valley Placid Salt Gap Voca Texas portal United States portal 31°19′32″N 99°11′04″W / 31.32556°N 99.18444°W / 31.32556; -99.18444 This article about a location in McCulloch County, Texas is a stub. You can help Wikipedia by expanding it.vte Related Articles