ZIP Code Tabulation Area · Texas

ZIP Code 78640: Kyle, TX

ZIP Code 78640 (Kyle, Hays County, Texas) has an estimated 77,531 residents in 27,375 households. The median household income is $90,075, the median home value is $330,400 and the median gross rent is $1,730/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 Oct 26, 2026

Total population

77,531

Margin of error ±2,071

Median household income

$90,075

Margin of error ±$2,844

Median home value

$330,400

Margin of error ±$6,690

Median gross rent

$1,730/mo

Margin of error ±$85

Median age

33.4 yrs

Margin of error ±1.0 yrs

Mean travel time to work

38.0 min

Margin of error ±3.1 min

How ZIP 78640 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 7864033.4 yrsTexas35.6 yrsUnited States38.9 yrs

Median household income

ZIP 78640$90,075Texas$78,476United States$80,734

Per capita income

ZIP 78640$36,864Texas$40,752United States$44,673

Poverty rate

ZIP 7864010.2%Texas13.8%United States12.5%

Unemployment rate

ZIP 786403.2%Texas5.3%United States5.2%

Bachelor's degree or higher

ZIP 7864029.3%Texas33.8%United States35.7%

Median home value

ZIP 78640$330,400Texas$283,800United States$332,700

Median gross rent

ZIP 78640$1,730/moTexas$1,403/moUnited States$1,413/mo

Owner-occupied homes

ZIP 7864071.0%Texas62.6%United States65.2%

Mean travel time to work

ZIP 7864038.0 minTexas26.7 minUnited States26.4 min

Worked from home

ZIP 7864011.7%Texas14.4%United States15.1%

All figures for ZIP 78640

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 78640 — ACS 2020–2024 5-year estimates
Measure	ZIP 78640	Margin of error	Texas	United States
Total population	77,531	±2,071	30,188,424	334,922,499
Median age	33.4 yrs	±1.0 yrs	35.6 yrs	38.9 yrs
Households	27,375	±1,111	10,992,816	129,227,496
Median household income	$90,075	±$2,844	$78,476	$80,734
Per capita income	$36,864	±$1,787	$40,752	$44,673
Poverty rate	10.2%	±1.9 pts	13.8%	12.5%
Unemployment rate	3.2%	±1.0 pts	5.3%	5.2%
Bachelor's degree or higher	29.3%	±2.2 pts	33.8%	35.7%
Median home value	$330,400	±$6,690	$283,800	$332,700
Median gross rent	$1,730/mo	±$85	$1,403/mo	$1,413/mo
Owner-occupied homes	71.0%	±2.5 pts	62.6%	65.2%
Mean travel time to work	38.0 min	±3.1 min	26.7 min	26.4 min
Worked from home	11.7%	±1.6 pts	14.4%	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 78640
Group	ZIP 78640	Texas	United States
White alone, not Hispanic or Latino	33.9%	39.1%	57.4%
Black or African American alone, not Hispanic or Latino	4.7%	11.9%	11.9%
American Indian and Alaska Native alone, not Hispanic or Latino	0.0%	0.1%	0.5%
Asian alone, not Hispanic or Latino	1.1%	5.5%	5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino	0.1%	0.1%	0.2%
Some other race alone, not Hispanic or Latino	0.8%	0.4%	0.6%
Two or more races, not Hispanic or Latino	2.6%	3.1%	4.3%
Hispanic or Latino (of any race)	56.7%	39.7%	19.3%

Where ZIP 78640 is

State: Texas
Main county: Hays County— also overlaps Caldwell County, Travis County
Largest overlapping place: Kyle (25% of the ZIP's land area)
Land area: 89.58 sq mi· about 865 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 Hays County

78610 Hays County, TX 78619 Hays County, TX 78620 Hays County, TX 78666 Hays County, TX 78676 Hays County, TX 78737 Hays County, TX

See every ZIP code in Texas, or compare ZIP 78640 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.