78639 ZIP Code — Kingsland, TX

Llano County, Texas

ZIP code 78639 is located in Kingsland, Texas, within Llano County. It covers approximately 43.90 square miles and serves a population of 8,274 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 325/830.

About ZIP code 78639

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 $236,300. Owner-occupancy is high at 78%, well above the national average.

The gap between median ($55,870) and mean household income suggests income inequality — a small number of higher earners pull the average up. 55% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 33 minutes is near the national average.

Educational attainment is near the national average, with 26% of residents holding a bachelor's degree or higher.

Health indicators show elevated rates of diabetes (16%), smoking (21%) compared to national benchmarks. 22% of residents lack health insurance, above the national average.

Notable community characteristics include disability rates above the national average at 24%.

Overall, ZIP code 78639 reflects a community defined by high homeownership and a significant Social Security-dependent population.

8,274

population

43.90

sq mi land

Standard

ZIP type

Central (CT)

timezone

78639 ZIP code map

Cities in ZIP code 78639

Below are the cities the US Postal Service accepts for ZIP code 78639. Using any city not on this list may result in mail delivery delays.

City	Status
Kingsland	Acceptable
Kingsland	Preferred

Nearby ZIP codes

78609 Buchanan Dam (7.6 mi) 78657 Horseshoe Bay (8.8 mi) 78643 Llano (13.1 mi) 78607 Bluffton (13.5 mi) 78611 Burnet (14.7 mi) 78672 Tow (15.2 mi) 78654 Marble Falls (15.5 mi) 78663 Round Mountain (16.1 mi)

Demographics updated 06/2026

Population
Total population	8,274
Population density	188 / sq mi
State FIPS	48
County FIPS	299

Geography
Land area	43.90 sq mi
Water area	3.09 sq mi
Latitude	30.6537
Longitude	-98.4446
Timezone	Central (CT)
Area code	325/830

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	50.1%	42.6%	39.5%
$50k – $100k	25.6%	28.8%	30.1%
$100k – $200k	19.1%	20.5%	22.6%
Over $200k	5.2%	8.1%	7.8%

Demographics & statistics

8,274

Population

188

People per sq mi

53.8

Median age

$55,870

Median household income

$40,618

Per capita income

$236,300

Median home value

$907

Median monthly rent

78.0%

Home ownership

17.2%

Poverty rate

7.0%

Unemployment

4,286

Housing units

26.3%

Bachelor's or higher

Age distribution

Male Female

Under 5

181

5–9

240

278

10–14

368

129

15–19

171

175

20–24

231

370

25–34

491

267

35–44

353

416

45–54

551

256

55–59

339

292

60–64

386

672

65–74

890

349

75–84

462

124

85+

165

← Male

Female →

Age summary

Group	Count	%
Under 18	1,403	17.0%
18 and over	6,871	83.0%
65 and over	2,662	32.2%
Median age	53.8 years

Race & ethnicity

White 78%

Two or more races 9.3%

Hispanic or Latino 8%

Other race 3%

Black or African American 0.8%

Asian 0.7%

American Indian / Alaska Native 0.3%

Group	Count	%
White	7,012	78%
Two or more races	837	9.3%
Hispanic or Latino	715	8%
Other race	271	3%
Black or African American	68	0.8%
Asian	62	0.7%
American Indian / Alaska Native	24	0.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	50.1%	42.6%	39.5%
$50k – $100k	25.6%	28.8%	30.1%
$100k – $200k	19.1%	20.5%	22.6%
Over $200k	5.2%	8.1%	7.8%

Under $10k 3.1%

$10k–$15k 3.2%

$15k–$25k 11.5%

$25k–$35k 10.6%

$35k–$50k 17.7%

$50k–$75k 14.5%

$75k–$100k 13.1%

$100k–$150k 14.2%

$150k–$200k 4.3%

$200k+ 7.9%

Range	% of households
Under $10k	3.1%
$10k–$15k	3.2%
$15k–$25k	11.5%
$25k–$35k	10.6%
$35k–$50k	17.7%
$50k–$75k	14.5%
$75k–$100k	13.1%
$100k–$150k	14.2%
$150k–$200k	4.3%
$200k+	7.9%
Median income	$55,870

Housing

Home values

Under $50k 12.0%

$50k–$100k 13.7%

$100k–$150k 11.1%

$150k–$200k 2.6%

$200k–$300k 24.2%

$300k–$500k 15.4%

$500k–$1M 15.5%

$1M+ 5.5%

Housing overview

Metric	Value
Median home value	$236,300
Median rent / month	$907
Owner occupied	78.0%
Renter occupied	22.0%
Vacant	30.9%
Single-family detached	69.3%
Large apartment buildings	3.1%
Mobile homes	17.0%
Median rooms	5.3
Avg household size (owned)	2.42

Year built

Era	%
2020 or later	0.5%
2010–2019	13.7%
2000–2009	22.1%
1990–1999	19.7%
1980–1989	20.1%
1970–1979	10.1%
1960–1969	11.2%
1950–1959	2.7%
1940–1949	0.0%
1939 or earlier	0.0%

Bedrooms

Size	% of units
No bedroom (studio)	2.8%
1 bedroom	6.4%
2 bedrooms	24.4%
3 bedrooms	51.3%
4 bedrooms	12.0%
5+ bedrooms	3.1%

Vehicles per household

Vehicles	% of households
No vehicle	4.8%
1 vehicle	32.7%
2 vehicles	43.7%
3 or more	18.7%

Heating fuel

Fuel type	%
Utility gas	0.7%
Electricity	92.0%
Propane / LP gas	4.6%
Wood	1.6%
No fuel used	0.7%

Households & families

Household type	Count	%
Married-couple family	1,596	45.7%
Cohabiting couple	290	8.3%
Male householder, no spouse	469	13.4%
Female householder, no spouse	1,140	32.6%
Households with children under 18	621	17.8%
Households with seniors (65+)	1,884	53.9%
Average household size	2.34

Marital status

Status	Male	Female
Never married	15.8%	18.1%
Married	64.2%	44.7%
Separated	3.5%	0.7%
Widowed	4.3%	19.9%
Divorced	12.1%	16.7%

Education

Less than 9th grade 3.8%

Some HS, no diploma 9.1%

HS graduate 29.6%

Some college, no degree 24.4%

Associate's degree 6.8%

Bachelor's degree 17.8%

Graduate / professional 8.5%

Metric	%
HS diploma or higher	87.1%
Bachelor's or higher	26.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	67	4.6%
Kindergarten	29	2.0%
Elementary school	906	62.7%
High school	330	22.9%
College / grad school	112	7.8%

Employment

Industry of employment

Education & healthcare 17.3%

Professional & management 13.8%

Retail trade 13.1%

Construction 12.8%

Arts, food & hospitality 9.7%

Manufacturing 6.7%

Transportation & utilities 6.4%

Finance & real estate 5.2%

Other services 5.0%

Public administration 4.3%

Information 3.0%

Agriculture & mining 1.4%

Wholesale trade 1.3%

Occupation

Category	%
Management, business & arts	29.3%
Service	19.8%
Sales & office	26.6%
Natural resources & construction	8.7%
Production & transportation	15.6%

Employment type

Type	%
Private sector	77.1%
Government	10.2%
Self-employed	12.3%
Unpaid family workers	0.5%

Commute

Method	%
Drive alone	67.2%
Carpool	14.4%
Public transit	0.0%
Walk	1.0%
Work from home	15.3%
Other means	2.1%
Avg commute (minutes)	32.7

Poverty

All people 17.2%

Under 18 years 42.3%

18 and over 12.1%

Married-couple families 10.2%

Female-led households 29.1%

Income support

Source	% of households
Social Security	55.4%
Retirement income	33.0%
Supplemental Security	5.0%
Cash public assistance	3.4%
Food stamps / SNAP	11.0%

Health indicators

Condition	%
Obesity	36.4%
High blood pressure	45.1%
High cholesterol	42.7%
Diabetes	15.7%
Heart disease	10.9%
Stroke	5.0%
Asthma	9.8%
Arthritis	33.1%
Kidney disease	4.4%
Pulmonary disease	11.7%
Cancer	9.3%

Behavior / access	%
Smoking	21.0%
Binge drinking	15.2%
No physical activity	29.2%
Less than 7 hrs sleep	32.8%
Depression	23.5%
Fair or poor health	22.7%
Poor mental health	15.4%
Poor physical health	15.3%
No health insurance	24.2%
Visited doctor (checkup)	74.9%
Visited dentist	51.1%
Cholesterol screening	90.6%
Teeth loss	19.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	739	10.8%

Disability	%
Any disability	23.9%
Under 18	4.5%
18–64 years	22.7%
65 and over	36.4%

Health insurance coverage

Type	%
Private insurance	53.4%
Public insurance	47.7%
No insurance	22.4%
Uninsured under 19	16.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	8,156	98.6%
Spanish	423	5.2%
Other Indo-European	410	5.0%
Asian & Pacific Islander	0	0.0%
Other languages	13	0.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	7,866	95.1%
Born in same state	7,777	94.0%
Born in different state	4,860	58.7%
Foreign born	89	1.1%
Naturalized citizen	408	4.9%
Not a US citizen	175	42.9%

Ancestry

Ancestry	Count	%
Italian	1,491	18%
French	994	12%
Arab	866	10.5%
English	91	1.1%

Ancestry	Count	%
Polish	90	1.1%
Dutch	18	0.2%
German	10	0.1%

Technology access

Metric	% of households
Computer access	42.2%
Internet access	93.0%

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

Frequently asked questions about ZIP code 78639

What city is ZIP code 78639 in?

ZIP code 78639 is primarily assigned to Kingsland, Texas.

What county is ZIP code 78639 in?

ZIP code 78639 falls within Llano County, Texas.

Does ZIP code 78639 have an older population?

32% of residents in ZIP code 78639 are 65 or older, above the national average of ~17%.

Does ZIP code 78639 have a large retiree population?

55% of households in ZIP code 78639 receive Social Security income, suggesting a significant retiree or disability population.

What is the poverty rate in ZIP code 78639?

17% of residents in ZIP code 78639 live below the poverty line, above the national average.

Does ZIP code 78639 have a large veteran population?

11% of civilians in ZIP code 78639 are veterans, above the national average of ~7%.

What timezone is ZIP code 78639 in?

ZIP code 78639 observes the CST timezone.