Lago Vista is on the North Shore of Lake Travis, just under 20 miles (32 km) northwest of downtown Austin, Texas.

According to the United States Census Bureau, the city has a total area of 15.52 sq mi (40.2 km2) of which 14.6 sq mi (38 km2) is land and 0.6 sq mi (1.6 km2) (3.95%) is water. The peninsular city sits adjacent to, and partially within, the Balcones Canyon lands. Lago Vista has rugged terrain with elevations ranging from 774 ft (236 m) above sea level at the lake shore to 1220 ft (372 m) above sea level near Rusty Allen Airport. The area is characterized by steep limestone hills and canyons, some of the highest in Travis County.

As of the 2020 United States census, there were 8,896 people, 2,996 households, and 2,053 families residing in the city.

The city has grown by 47.3% since the 2010 Census. On average, 2.41 persons occupy each household in the city. 49.5% of Lago Vistans are female, while 50.5% are male, 26% of the population is over the age of 65, 16.3% of the population is under 18 years of age, and 3.8% of the Lago Vista population is under 5 years of age.

7.9% of Lago Vistans were born outside of the United States and 15.3% of the city speaks a language other than English at home.

Approximately 93.4% of households have access to a computer and 86.7% of households have broadband internet 

subscription. 94.5% of city residents have obtained a high school education or higher while 35.7% of Lago Vistans have obtained a bachelor’s degree or higher. The median income for a household in the city was $80,705 and the per capita income over the last 12 months was $47,058. The median value of owner-occupied housing units was approximately $282,700, while the median gross rent cost in the city was $1,209. Approximately 6.5% of Lago Vistans live at or below the poverty line.

The next population count in the city will take place during the 2030 United States Census. Lago Vista has experienced tremendous population and economic growth as a result of the ongoing increase in net in migration into Travis County and the Greater Austin metropolitan statistical area. The region is considered a major center for high tech and is host to hundreds of offices and headquarters for technology companies. The Texas Hill Country is often referred to as "Silicon Hills" due to the high concentration of high tech companies in the area. As of 2022, Travis County ranked among the wealthiest counties in Texas; with a per capita income of $74,032, a median home value of $519,353, and a per capita investment income of $38,381.

https://en.wikipedia.org/wiki/Lago_Vista,_Texas