Sunset Valley is a city in Travis County, Texas, United States. The population was 749 at the time of the 2010 census. An enclave, it is surrounded on all sides by the city of Austin.

Austin Independent School District (AISD) is a school district based in the city of Austin, Texas, United States. Established in 1881, the district serves most of the City of Austin, the neighboring municipalities of Sunset Valley and San Leanna, and unincorporated areas in Travis County. The district operates 116 schools including 78 elementary schools, 19 middle schools, and 17 high schools. As of 2013, AISD covers 54.1% of the City of Austin by area and serves 73.5% of its residents.