Lake Brownwood is a census-designated place (CDP) located in Brown County in central Texas, United States. The population was 1,532 at the 2010 census.GeographyThe Lake Brownwood CDP is located in western Brown County at , along the western arm of Lake Brownwood, a reservoir on Jim Ned Creek and Pecan Bayou. The CDP is northwest of Brownwood, the county seat.According to the United States Census Bureau, the CDP has a total area of 17.5km2, of which 14.7km2 is land and 2.8sqkm, or 15.77%, is water.DemographicsAs of the census of 2000, there were 1,694 people, 723 households, and 493 families residing in the CDP. The population density was 295.9 people per square mile (114.3/km²). There were 1,043 housing units at an average density of 182.2 per square mile (70.4/km²). The racial makeup of the CDP was 89.49% White, 1.48% African American, 0.53% Native American, 0.06% Pacific Islander, 6.20% from other races, and 2.24% from two or more races. Hispanic or Latino of any race were 8.97% of the population.