78027 ZIP Code — Kendalia, TX

Kendall County, Texas

ZIP code 78027 is located in Kendalia, Texas, within Kendall County. It covers approximately 72.80 square miles and serves a population of 460 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 830.

About ZIP code 78027

The housing stock consists of predominantly single-family detached homes. Much of the housing stock is relatively new, reflecting recent development activity. Median home value is $226,100.

Median household income is $103,194.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry.

Educational attainment is near the national average, with 41% of residents holding a bachelor's degree or higher.

Health indicators show elevated rates of smoking (21%) compared to national benchmarks.

Notable community characteristics include a notable veteran presence at 33% of civilians, above the national average of 7%.

Overall, ZIP code 78027 reflects a community defined by a strong veteran community and high homeownership.

460

population

72.80

sq mi land

Standard

ZIP type

Central (CT)

timezone

78027 ZIP code map

Cities in ZIP code 78027

Below are the cities the US Postal Service accepts for ZIP code 78027. Using any city not on this list may result in mail delivery delays.

City	Status
Kendalia	Preferred

Nearby ZIP codes

78070 Spring Branch (6.9 mi) 78606 Blanco (10.1 mi) 78006 Boerne (14.4 mi) 78635 Hye (14.8 mi) 78623 Fischer (15 mi) 78133 Canyon Lake (16.3 mi) 78260 San Antonio (18.3 mi) 78671 Stonewall (18.7 mi) 78015 Boerne (19.3 mi) 78013 Comfort (19.6 mi)

Demographics updated 06/2026

Population
Total population	460
Population density	6 / sq mi
State FIPS	48
County FIPS	259

Geography
Land area	72.80 sq mi
Water area	0.01 sq mi
Latitude	29.9717
Longitude	-98.4935
Timezone	Central (CT)
Area code	830

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	4.3%	22.1%	39.5%
$50k – $100k	53.9%	25.9%	30.1%
$100k – $200k	4.8%	31.1%	22.6%
Over $200k	37.0%	20.8%	7.8%

Demographics & statistics

460

Population

People per sq mi

48.7

Median age

$103,194

Median household income

$42,652

Per capita income

$226,100

Median home value

Median monthly rent

100.0%

Home ownership

0.0%

Poverty rate

0.0%

Unemployment

255

Housing units

40.7%

Bachelor's or higher

Age distribution

Male Female

10–14

15–19

104

25–34

45–54

55–59

60–64

65–74

← Male

Female →

Age summary

Group	Count	%
Under 18	47	10.2%
18 and over	413	89.8%
65 and over	48	10.4%
Median age	48.7 years

Race & ethnicity

White 56.7%

Hispanic or Latino 21.6%

Two or more races 21.6%

Group	Count	%
White	333	56.7%
Hispanic or Latino	127	21.6%
Two or more races	127	21.6%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	4.3%	22.1%	39.5%
$50k – $100k	53.9%	25.9%	30.1%
$100k – $200k	4.8%	31.1%	22.6%
Over $200k	37.0%	20.8%	7.8%

$35k–$50k 11.9%

$50k–$75k 15.0%

$75k–$100k 7.5%

$100k–$150k 56.3%

$150k–$200k 9.4%

Range	% of households
$35k–$50k	11.9%
$50k–$75k	15.0%
$75k–$100k	7.5%
$100k–$150k	56.3%
$150k–$200k	9.4%
Median income	$103,194

Housing

Home values

$100k–$150k 20.6%

$200k–$300k 62.5%

$500k–$1M 9.4%

$1M+ 7.5%

Housing overview

Metric	Value
Median home value	$226,100
Median rent / month	$0
Owner occupied	100.0%
Renter occupied	0.0%
Vacant	37.3%
Single-family detached	84.3%
Large apartment buildings	0.0%
Mobile homes	15.7%
Median rooms	4.4
Avg household size (owned)	2.88

Year built

Era	%
2020 or later	0.0%
2010–2019	58.0%
2000–2009	18.8%
1990–1999	7.5%
1980–1989	15.7%
1970–1979	0.0%
1960–1969	0.0%
1950–1959	0.0%
1940–1949	0.0%
1939 or earlier	0.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	0.0%
2 bedrooms	38.8%
3 bedrooms	25.1%
4 bedrooms	18.0%
5+ bedrooms	18.0%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	0.0%
2 vehicles	23.1%
3 or more	76.9%

Heating fuel

Fuel type	%
Electricity	100.0%

Households & families

Household type	Count	%
Married-couple family	150	93.8%
Cohabiting couple	0	0.0%
Male householder, no spouse	10	6.3%
Female householder, no spouse	0	0.0%
Households with children under 18	14	8.8%
Households with seniors (65+)	22	13.8%
Average household size	2.88

Marital status

Status	Male	Female
Never married	21.3%	0.0%
Married	75.1%	90.7%
Separated	0.0%	0.0%
Widowed	0.0%	0.0%
Divorced	3.6%	9.3%

Education

Less than 9th grade 0.0%

Some HS, no diploma 0.0%

HS graduate 3.4%

Some college, no degree 30.8%

Associate's degree 25.2%

Bachelor's degree 37.8%

Graduate / professional 2.9%

Metric	%
HS diploma or higher	100.0%
Bachelor's or higher	40.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	33	70.2%
High school	14	29.8%
College / grad school	0	0.0%

Employment

Industry of employment

Education & healthcare 70.5%

Information 11.0%

Transportation & utilities 9.1%

Professional & management 4.9%

Manufacturing 4.5%

Occupation

Category	%
Management, business & arts	90.9%
Service	0.0%
Sales & office	0.0%
Natural resources & construction	9.1%
Production & transportation	0.0%

Employment type

Type	%
Private sector	84.1%
Government	9.1%
Self-employed	6.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	90.9%
Carpool	0.0%
Public transit	0.0%
Walk	0.0%
Work from home	9.1%
Other means	0.0%
Avg commute (minutes)	0.0

Poverty

All people 0.0%

Under 18 years 0.0%

18 and over 0.0%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	13.8%
Retirement income	56.3%
Supplemental Security	0.0%
Cash public assistance	0.0%
Food stamps / SNAP	0.0%

Health indicators

Condition	%
Obesity	36.0%
High blood pressure	41.1%
High cholesterol	41.1%
Diabetes	13.7%
Heart disease	9.1%
Stroke	4.0%
Asthma	9.5%
Arthritis	30.4%
Kidney disease	3.6%
Pulmonary disease	9.9%
Cancer	8.4%

Behavior / access	%
Smoking	20.5%
Binge drinking	16.9%
No physical activity	25.9%
Less than 7 hrs sleep	32.3%
Depression	23.3%
Fair or poor health	19.2%
Poor mental health	15.0%
Poor physical health	13.6%
No health insurance	20.9%
Visited doctor (checkup)	74.1%
Visited dentist	55.2%
Cholesterol screening	91.3%
Teeth loss	15.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	137	33.2%

Disability	%
Any disability	3.0%
Under 18	0.0%
18–64 years	3.8%
65 and over	0.0%

Health insurance coverage

Type	%
Private insurance	88.9%
Public insurance	38.0%
No insurance	3.7%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	460	100.0%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	460	100.0%
Born in same state	460	100.0%
Born in different state	207	45.0%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	102	22.2%
French	80	17.4%

Ancestry	Count	%
Arab	41	8.9%
Polish	12	2.6%

Technology access

Metric	% of households
Computer access	34.8%
Internet access	100.0%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 78027

What city is ZIP code 78027 in?

ZIP code 78027 is primarily assigned to Kendalia, Texas.

What county is ZIP code 78027 in?

ZIP code 78027 falls within Kendall County, Texas.

Does ZIP code 78027 have a large veteran population?

33% of civilians in ZIP code 78027 are veterans, above the national average of ~7%.

What is the median household income in ZIP code 78027?

The median household income in ZIP code 78027 is $103,194, above the national median of ~$75,000.

What is the population of ZIP code 78027?

ZIP code 78027 has an estimated population of 460 residents, with a density of 6 people per square mile.

What is the typical home value in ZIP code 78027?

The median home value in ZIP code 78027 is $226,100.

What timezone is ZIP code 78027 in?

ZIP code 78027 observes the CST timezone.