Olmito is off U.S. highways 77 and 83 two miles northwest of Brownsville in southern Cameron County. The Olmito post office opened in 1905. A station was established in the area in 1911, when the St. Louis, Brownsville, and Mexico Railway was constructed. In 1914 the community had a population estimated at fifty, a post office, a grocery store, and a cotton gin. The next year a school was also in operation in the town. The post office closed in 1918 and reopened in 1925. In 1933 Olmito had a population estimated at seventy-five and seven businesses. The population remained at seventy-five through 1948, when there were two businesses in the area. By 1950 the town had a population of 150 and six businesses, and in 1952 the population was 200. During the 1960s a colonia developed northwest of Olmito. In 1970 the Olmito Independent School District was consolidated with the Los Fresnos Independent School District. The population of Olmito remained at 200.
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Olmito by the Numbers
This is some placeholder text that we should either remove or replace with a brief summary about this particular metric. For example, "We update population counts once per year..."
|1,021||2020||United States Census Bureau|
|1,169||2019||Texas Demographic Center|
|1,210||2010||United States Census Bureau|
|1,198||2000||United States Census Bureau|