Bluffton is an unincorporated community in Llano County, Texas, United States. According to the Handbook of Texas, the community had an estimated population of 75 in 2000. In the 2020 Census, the population was reported to be 180.
Bluffton is located at the intersection of RM 2241 and Texas State Highway 261 near the western shore of Lake Buchanan,Lake Buchanan, Texas, 7.5 Minute Topographic Quadrangle, USGS, 1967 (1979 rev) approximately twelve miles northeast of Llano.
Bluffton has a post office, with the ZIP code 78607.USPS – Cities by ZIP Code Public education in the community of Bluffton is provided by the Burnet Consolidated Independent School District.
History Bluffton's original town site is today submerged by Lake Buchanan.Burnet 2-c, Texas, 1:48,000 Scale Topographic Quadrangle, USGS, 1925 When the Buchanan Dam was completed in 1939, it flooded the original townsite. Beginning in 1931, the entire town was moved several miles to the west. It forced town residents to abandon ranches and successful pecan trees. In 2011, a severe drought caused lake levels to drop, re-exposing the old town to dry land.
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