Buchanan Lake Village is an unincorporated community and census-designated place in Llano County, Texas, United States. As of the 2020 census, Buchanan Lake Village had a population of 720.
According to the U.S. Census Bureau, the community has an area of ; of its area is land, and is water.
The community is situated on the shores of Lake Buchanan.
Buchanan Lake Village first appeared as a census designated place in the 2010 U.S. census.