78640 ZIP Code — Kyle, TX
Hays County, Texas
ZIP code 78640 is located in Kyle, Texas, within Hays County. It covers approximately 89.58 square miles and serves a population of 68,265 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 512/737.
About ZIP code 78640
The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $259,900. Owner-occupancy sits near the national average at 71%.
Median household income is $83,735.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. An above-average commute of 39 minutes suggests many residents work outside the immediate area.
Educational attainment is near the national average, with 27% of residents holding a bachelor's degree or higher.
18% of residents lack health insurance, above the national average.
68,265
population
89.58
sq mi land
Standard
ZIP type
Central (CT)
timezone
78640 ZIP code map
Cities in ZIP code 78640
Below are the cities the US Postal Service accepts for ZIP code 78640. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Kyle | Acceptable |
| Kyle | Preferred |
Nearby ZIP codes
78610 Buda (5.6 mi)
78656 Maxwell (6.7 mi)
78747 Austin (10.4 mi)
78652 Manchaca (10.5 mi)
78748 Austin (12.1 mi)
78644 Lockhart (12.6 mi)
78739 Austin (13.1 mi)
78666 San Marcos (13.1 mi)
78655 Martindale (13.3 mi)
78744 Austin (14.3 mi)
78737 Austin (14.6 mi)
78745 Austin (14.8 mi)
Demographics
updated 06/2026
| Population | |
|---|---|
| Total population | 68,265 |
| Population density | 762 / sq mi |
| State FIPS | 48 |
| County FIPS | 209 |
| Geography | |
|---|---|
| Land area | 89.58 sq mi |
| Water area | 0.75 sq mi |
| Latitude | 29.9901 |
| Longitude | -97.8422 |
| Timezone | Central (CT) |
| Area code | 512/737 |
Total population by age
Gender
Race & ethnicity
Economics
updated 06/2026
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 30.2% | 35.3% | 39.5% |
| $50k – $100k | 39.3% | 31.9% | 30.1% |
| $100k – $200k | 25.8% | 23.5% | 22.6% |
| Over $200k | 4.6% | 9.3% | 7.8% |
Demographics & statistics
68,265
Population
762
People per sq mi
33.0
Median age
$83,735
Median household income
$31,675
Per capita income
$259,900
Median home value
$1,498
Median monthly rent
70.7%
Home ownership
9.7%
Poverty rate
3.7%
Unemployment
16,955
Housing units
27.4%
Bachelor's or higher
Age distribution
Male
Female
2,773
Under 5
2,604
2,431
5–9
2,283
2,660
10–14
2,497
2,797
15–19
2,627
2,955
20–24
2,774
5,545
25–34
5,206
5,526
35–44
5,188
4,295
45–54
4,033
1,758
55–59
1,651
1,951
60–64
1,832
1,684
65–74
1,582
674
75–84
632
158
85+
149
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 18,981 | 27.8% |
| 18 and over | 49,284 | 72.2% |
| 65 and over | 4,879 | 7.1% |
| Median age | 33.0 years | |
Race & ethnicity
White
49.1%
Hispanic or Latino
22%
Two or more races
19.4%
Other race
4.3%
Black or African American
3.6%
American Indian / Alaska Native
1%
Asian
0.7%
| Group | Count | % |
|---|---|---|
| White | 42,990 | 49.1% |
| Hispanic or Latino | 19,216 | 22% |
| Two or more races | 16,965 | 19.4% |
| Other race | 3,724 | 4.3% |
| Black or African American | 3,113 | 3.6% |
| American Indian / Alaska Native | 863 | 1% |
| Asian | 610 | 0.7% |
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 30.2% | 35.3% | 39.5% |
| $50k – $100k | 39.3% | 31.9% | 30.1% |
| $100k – $200k | 25.8% | 23.5% | 22.6% |
| Over $200k | 4.6% | 9.3% | 7.8% |
Under $10k
3.2%
$10k–$15k
1.4%
$15k–$25k
4.1%
$25k–$35k
8.7%
$35k–$50k
10.6%
$50k–$75k
15.9%
$75k–$100k
18.6%
$100k–$150k
23.5%
$150k–$200k
8.1%
$200k+
5.8%
| Range | % of households |
|---|---|
| Under $10k | 3.2% |
| $10k–$15k | 1.4% |
| $15k–$25k | 4.1% |
| $25k–$35k | 8.7% |
| $35k–$50k | 10.6% |
| $50k–$75k | 15.9% |
| $75k–$100k | 18.6% |
| $100k–$150k | 23.5% |
| $150k–$200k | 8.1% |
| $200k+ | 5.8% |
| Median income | $83,735 |
Housing
Home values
Under $50k
3.8%
$50k–$100k
6.4%
$100k–$150k
7.4%
$150k–$200k
6.6%
$200k–$300k
45.0%
$300k–$500k
27.0%
$500k–$1M
3.2%
$1M+
0.6%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $259,900 |
| Median rent / month | $1,498 |
| Owner occupied | 70.7% |
| Renter occupied | 29.3% |
| Vacant | 3.6% |
| Single-family detached | 68.0% |
| Large apartment buildings | 7.3% |
| Mobile homes | 16.3% |
| Median rooms | 5.6 |
| Avg household size (owned) | 3.10 |
Year built
| Era | % |
|---|---|
| 2020 or later | 3.0% |
| 2010–2019 | 33.6% |
| 2000–2009 | 39.5% |
| 1990–1999 | 13.5% |
| 1980–1989 | 4.8% |
| 1970–1979 | 2.3% |
| 1960–1969 | 2.2% |
| 1950–1959 | 0.2% |
| 1940–1949 | 0.0% |
| 1939 or earlier | 0.9% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 1.1% |
| 1 bedroom | 8.2% |
| 2 bedrooms | 8.3% |
| 3 bedrooms | 54.0% |
| 4 bedrooms | 24.1% |
| 5+ bedrooms | 4.4% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 1.7% |
| 1 vehicle | 26.4% |
| 2 vehicles | 48.9% |
| 3 or more | 23.1% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 37.0% |
| Electricity | 58.9% |
| Propane / LP gas | 3.1% |
| Solar | 0.2% |
| No fuel used | 0.2% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 12,160 | 53.3% |
| Cohabiting couple | 2,490 | 10.9% |
| Male householder, no spouse | 3,439 | 15.1% |
| Female householder, no spouse | 4,708 | 20.7% |
| Households with children under 18 | 9,148 | 40.1% |
| Households with seniors (65+) | 3,597 | 15.8% |
| Average household size | 2.97 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 38.1% | 34.1% |
| Married | 49.7% | 48.8% |
| Separated | 0.8% | 2.3% |
| Widowed | 1.9% | 4.0% |
| Divorced | 9.5% | 10.8% |
Education
Less than 9th grade
7.2%
Some HS, no diploma
7.0%
HS graduate
28.7%
Some college, no degree
22.0%
Associate's degree
7.7%
Bachelor's degree
18.4%
Graduate / professional
9.0%
| Metric | % |
|---|---|
| HS diploma or higher | 85.8% |
| Bachelor's or higher | 27.4% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 925 | 4.7% |
| Kindergarten | 642 | 3.3% |
| Elementary school | 8,487 | 43.5% |
| High school | 4,766 | 24.4% |
| College / grad school | 4,702 | 24.1% |
Employment
Industry of employment
Education & healthcare
20.5%
Construction
15.8%
Retail trade
11.9%
Professional & management
9.4%
Arts, food & hospitality
9.0%
Manufacturing
7.7%
Public administration
6.8%
Other services
5.4%
Finance & real estate
5.3%
Transportation & utilities
4.7%
Wholesale trade
1.4%
Information
1.1%
Agriculture & mining
0.9%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 35.8% |
| Service | 15.0% |
| Sales & office | 22.8% |
| Natural resources & construction | 14.7% |
| Production & transportation | 11.7% |
Employment type
| Type | % |
|---|---|
| Private sector | 75.4% |
| Government | 18.2% |
| Self-employed | 6.4% |
| Unpaid family workers | 0.0% |
Commute
| Method | % |
|---|---|
| Drive alone | 79.8% |
| Carpool | 11.0% |
| Public transit | 0.1% |
| Walk | 0.4% |
| Work from home | 7.5% |
| Other means | 1.2% |
| Avg commute (minutes) | 38.5 |
Poverty
All people
9.7%
Under 18 years
11.4%
18 and over
9.0%
Married-couple families
3.7%
Female-led households
14.6%
Income support
| Source | % of households |
|---|---|
| Social Security | 19.9% |
| Retirement income | 19.3% |
| Supplemental Security | 5.5% |
| Cash public assistance | 2.6% |
| Food stamps / SNAP | 8.4% |
Health indicators
| Condition | % |
|---|---|
| Obesity | 32.9% |
| High blood pressure | 24.9% |
| High cholesterol | 28.9% |
| Diabetes | 9.4% |
| Heart disease | 3.9% |
| Stroke | 1.9% |
| Asthma | 8.7% |
| Arthritis | 15.4% |
| Kidney disease | 2.1% |
| Pulmonary disease | 4.3% |
| Cancer | 3.7% |
| Behavior / access | % |
|---|---|
| Smoking | 17.3% |
| Binge drinking | 20.5% |
| No physical activity | 23.4% |
| Less than 7 hrs sleep | 31.6% |
| Depression | 20.3% |
| Fair or poor health | 14.9% |
| Poor mental health | 15.6% |
| Poor physical health | 9.4% |
| No health insurance | 31.5% |
| Visited doctor (checkup) | 65.7% |
| Visited dentist | 58.2% |
| Cholesterol screening | 86.6% |
| Teeth loss | 12.8% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 3,738 | 7.6% |
| Disability | % |
|---|---|
| Any disability | 12.2% |
| Under 18 | 4.3% |
| 18–64 years | 12.3% |
| 65 and over | 43.0% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 64.9% |
| Public insurance | 24.4% |
| No insurance | 18.1% |
| Uninsured under 19 | 13.3% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 62,888 | 92.1% |
| Spanish | 9,922 | 15.8% |
| Other Indo-European | 9,801 | 15.6% |
| Asian & Pacific Islander | 11 | 0.0% |
| Other languages | 93 | 0.1% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 59,690 | 87.4% |
| Born in same state | 57,984 | 84.9% |
| Born in different state | 43,747 | 64.1% |
| Foreign born | 1,706 | 2.5% |
| Naturalized citizen | 8,575 | 12.6% |
| Not a US citizen | 3,273 | 38.2% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 4,729 | 6.9% |
| French | 3,997 | 5.9% |
| Arab | 1,633 | 2.4% |
| German | 252 | 0.4% |
| Ancestry | Count | % |
|---|---|---|
| English | 221 | 0.3% |
| Polish | 189 | 0.3% |
| Dutch | 106 | 0.2% |
| Irish | 44 | 0.1% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 33.4% |
| Internet access | 95.5% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 78640
What part of Kyle is ZIP code 78640?
ZIP code 78640 covers a portion of Kyle, Texas, within Hays County.
What county is ZIP code 78640 in?
ZIP code 78640 falls within Hays County, Texas.
What is the population of ZIP code 78640?
ZIP code 78640 has an estimated population of 68,265 residents, with a density of 762 people per square mile.
What is the median household income in ZIP code 78640?
The median household income in ZIP code 78640 is $83,735, above the national median of ~$75,000.
What is the typical home value in ZIP code 78640?
The median home value in ZIP code 78640 is $259,900.
What timezone is ZIP code 78640 in?
ZIP code 78640 observes the CST timezone.