Lago Vista (Travis County) is a city in Travis County, Texas, home to about 9,650 people across 14 square miles. Its ZIP code is 78645.
Homes sold for a median of $225 per square foot in the three months ending August 2026, a buyer’s market.
Mostly Lago Vista (Travis County); also Jonestown and Point Venture
Each card is that ZIP code’s whole market, including any part outside Lago Vista (Travis County). Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Lago Vista (Travis County)’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Austin Bergstrom International Airport (AUS)25 miles away |
|---|---|
| Nearest city of 250,000+ | Austin, TX16 miles away |
| Nearest city of 1 million+ | San Antonio, TX76 miles away |
Straight-line distances from the center of Lago Vista (Travis County); driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Lago Vista (Travis County) had 8,896 residents in the 2020 census, up 97% since 2000.
It’s the 273rd largest of 1,778 towns in Texas by population.
Travis County grew from 47,386 residents in 1900 to 1,290,188 in 2020.
Travis County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 96°F in summer, and winter lows average 38°F. About 37.1 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Austin Great Hills, TX weather station (12 miles away).
736,608 jobs at 42,837 businesses in Travis County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
48 doctors and other health care providers list an office in Lago Vista (Travis County).
Nearest hospitals
Providers with an office here
| Primary care doctors | 3 |
|---|---|
| Specialist doctors | 3 |
| Dentists | 5 |
| Nurse practitioners and physician assistants | 10 |
| Mental health providers | 17 |
| Physical and occupational therapists | 8 |
| Optometrists | 1 |
| Chiropractors | 1 |
| Pharmacies | 2 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (1 nearby)
Grocery stores (2 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Counts are within about 2.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Lago Vista ISD. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Lago Vista ElLago Vista | Pre-K–3 | 550 | Public | 1.0 mi |
| Lago Vista IntLago Vista | 4–5 | 252 | Public | 2.2 mi |
| Lago Vista MiddleLago Vista | 6–8 | 435 | Public | 2.2 mi |
| Lago Vista H SLago Vista | 9–12 | 650 | Public | 0.9 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Northshore Christian AcademyLago Vista | Pre-K–2 | 11 | Christian (no specific denomination) | 2.2 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Jonestown and Point Venture.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.