ZIP Code Tabulation Area · Texas

ZIP Code 78645: Lago Vista, TX

ZIP Code 78645 (Lago Vista, Travis County, Texas) has an estimated 15,256 residents in 7,048 households. The median household income is $113,008, the median home value is $434,600 and the median gross rent is $1,608/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated

Total population

15,256

Margin of error ±546

Median household income

$113,008

Margin of error ±$13,091

Median home value

$434,600

Margin of error ±$18,800

Median gross rent

$1,608/mo

Margin of error ±$579

Median age

54.4 yrs

Margin of error ±1.8 yrs

Mean travel time to work

35.4 min

Margin of error ±6.4 min

How ZIP 78645 compares with Texas and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 7864554.4 yrsTexas35.6 yrsUnited States38.9 yrs

Median household income

ZIP 78645$113,008Texas$78,476United States$80,734

Per capita income

ZIP 78645$65,813Texas$40,752United States$44,673

Poverty rate

ZIP 786457.3%Texas13.8%United States12.5%

Unemployment rate

ZIP 786455.1%Texas5.3%United States5.2%

Bachelor's degree or higher

ZIP 7864545.9%Texas33.8%United States35.7%

Median home value

ZIP 78645$434,600Texas$283,800United States$332,700

Median gross rent

ZIP 78645$1,608/moTexas$1,403/moUnited States$1,413/mo

Owner-occupied homes

ZIP 7864590.8%Texas62.6%United States65.2%

Mean travel time to work

ZIP 7864535.4 minTexas26.7 minUnited States26.4 min

Worked from home

ZIP 7864528.8%Texas14.4%United States15.1%

All figures for ZIP 78645

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 78645 — ACS 2020–2024 5-year estimates
MeasureZIP 78645Margin of errorTexasUnited States
Total population15,256±54630,188,424334,922,499
Median age54.4 yrs±1.8 yrs35.6 yrs38.9 yrs
Households7,048±32410,992,816129,227,496
Median household income$113,008±$13,091$78,476$80,734
Per capita income$65,813±$4,239$40,752$44,673
Poverty rate7.3%±2.6 pts13.8%12.5%
Unemployment rate5.1%±2.0 pts5.3%5.2%
Bachelor's degree or higher45.9%±4.4 pts33.8%35.7%
Median home value$434,600±$18,800$283,800$332,700
Median gross rent$1,608/mo±$579$1,403/mo$1,413/mo
Owner-occupied homes90.8%±2.9 pts62.6%65.2%
Mean travel time to work35.4 min±6.4 min26.7 min26.4 min
Worked from home28.8%±3.5 pts14.4%15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 78645
GroupZIP 78645TexasUnited States
White alone, not Hispanic or Latino76.9%39.1%57.4%
Black or African American alone, not Hispanic or Latino1.1%11.9%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.1%0.1%0.5%
Asian alone, not Hispanic or Latino1.0%5.5%5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino0.2%0.1%0.2%
Some other race alone, not Hispanic or Latino0.9%0.4%0.6%
Two or more races, not Hispanic or Latino6.0%3.1%4.3%
Hispanic or Latino (of any race)13.8%39.7%19.3%

Where ZIP 78645 is

State
Texas
Main county
Travis County
Largest overlapping place
Lago Vista (44% of the ZIP's land area)
Land area
32.50 sq mi· about 469 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Travis County

78617 Travis County, TX78641 Leander, TX78652 Austin, TX78653 Travis County, TX78660 Pflugerville, TX78669 Travis County, TX78701 Austin, TX78702 Austin, TX78703 Austin, TX78704 Austin, TX78705 Austin, TX78719 Austin, TX78721 Austin, TX78722 Austin, TX78723 Austin, TX78724 Austin, TX78725 Hornsby Bend, TX78726 Austin, TX78727 Austin, TX78728 Austin, TX78730 Austin, TX78731 Austin, TX78732 Steiner Ranch, TX78733 Travis County, TX

See every ZIP code in Texas, or compare ZIP 78645 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

  • U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
  • U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
  • Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.