78595 ZIP Code — Sullivan City, TX

Hidalgo County, Texas

ZIP code 78595 is located in Sullivan City, Texas, within Hidalgo County. It covers approximately 30.53 square miles and serves a population of 6,128 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 956.

About ZIP code 78595

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $76,500. Owner-occupancy is high at 83%, well above the national average.

Median household income is $46,125. Poverty affects 26% of residents, above the national average. SNAP benefit usage at 36% of households reflects economic stress in the area. 32% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is service, with education and healthcare as the leading industry. The average commute of 29 minutes is near the national average.

College attainment at 6% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of obesity (49%), diabetes (22%), smoking (26%) compared to national benchmarks. 46% of residents lack health insurance, above the national average.

Notable community characteristics include Spanish spoken in 44% of households.

Overall, ZIP code 78595 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, high homeownership, a significant Social Security-dependent population, and elevated reliance on food assistance.

6,128

population

30.53

sq mi land

Standard

ZIP type

Central (CT)

timezone

78595 ZIP code map

Cities in ZIP code 78595

Below are the cities the US Postal Service accepts for ZIP code 78595. Using any city not on this list may result in mail delivery delays.

City	Status
Sullivan City	Preferred

Nearby ZIP codes

78560 La Joya (6.1 mi) 78576 Penitas (7 mi) 78572 Mission (8.9 mi) 78574 Mission (15.5 mi) 78573 Mission (16.4 mi) 78582 Rio Grande City (18.8 mi) 78504 Mcallen (19.8 mi) 78501 Mcallen (20 mi)

Demographics updated 06/2026

Population
Total population	6,128
Population density	201 / sq mi
State FIPS	48
County FIPS	215

Geography
Land area	30.53 sq mi
Water area	0.00 sq mi
Latitude	26.2592
Longitude	-98.5579
Timezone	Central (CT)
Area code	956

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	62.0%	56.8%	39.5%
$50k – $100k	31.9%	26.0%	30.1%
$100k – $200k	6.1%	14.6%	22.6%
Over $200k	0.0%	2.5%	7.8%

Demographics & statistics

6,128

Population

201

People per sq mi

33.1

Median age

$46,125

Median household income

$16,566

Per capita income

$76,500

Median home value

$566

Median monthly rent

82.9%

Home ownership

25.5%

Poverty rate

7.3%

Unemployment

1,708

Housing units

5.9%

Bachelor's or higher

Age distribution

Male Female

406

Under 5

502

100

5–9

124

341

10–14

421

182

15–19

225

141

20–24

173

438

25–34

541

212

35–44

261

396

45–54

490

178

55–59

219

126

60–64

155

153

65–74

190

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	2,108	34.4%
18 and over	4,020	65.6%
65 and over	497	8.1%
Median age	33.1 years

Race & ethnicity

White 35.5%

Hispanic or Latino 32.2%

Two or more races 22%

Other race 10.2%

Group	Count	%
White	3,214	35.5%
Hispanic or Latino	2,914	32.2%
Two or more races	1,988	22%
Other race	926	10.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	62.0%	56.8%	39.5%
$50k – $100k	31.9%	26.0%	30.1%
$100k – $200k	6.1%	14.6%	22.6%
Over $200k	0.0%	2.5%	7.8%

Under $10k 9.8%

$10k–$15k 12.5%

$15k–$25k 11.8%

$25k–$35k 4.5%

$35k–$50k 13.2%

$50k–$75k 16.0%

$75k–$100k 7.0%

$100k–$150k 25.2%

Range	% of households
Under $10k	9.8%
$10k–$15k	12.5%
$15k–$25k	11.8%
$25k–$35k	4.5%
$35k–$50k	13.2%
$50k–$75k	16.0%
$75k–$100k	7.0%
$100k–$150k	25.2%
Median income	$46,125

Housing

Home values

Under $50k 19.3%

$50k–$100k 63.8%

$100k–$150k 11.5%

$150k–$200k 0.5%

$200k–$300k 4.1%

$300k–$500k 0.7%

Housing overview

Metric	Value
Median home value	$76,500
Median rent / month	$566
Owner occupied	82.9%
Renter occupied	17.1%
Vacant	8.5%
Single-family detached	85.6%
Large apartment buildings	0.0%
Mobile homes	12.5%
Median rooms	4.8
Avg household size (owned)	3.28

Year built

Era	%
2020 or later	0.4%
2010–2019	8.8%
2000–2009	38.6%
1990–1999	30.8%
1980–1989	14.6%
1970–1979	3.1%
1960–1969	1.4%
1950–1959	1.0%
1940–1949	0.0%
1939 or earlier	1.4%

Bedrooms

Size	% of units
No bedroom (studio)	0.7%
1 bedroom	10.9%
2 bedrooms	23.2%
3 bedrooms	50.6%
4 bedrooms	12.0%
5+ bedrooms	2.5%

Vehicles per household

Vehicles	% of households
No vehicle	9.3%
1 vehicle	28.8%
2 vehicles	30.2%
3 or more	31.7%

Heating fuel

Fuel type	%
Electricity	98.1%
Propane / LP gas	0.7%
No fuel used	1.2%

Households & families

Household type	Count	%
Married-couple family	1,283	69.2%
Cohabiting couple	25	1.3%
Male householder, no spouse	126	6.8%
Female householder, no spouse	419	22.6%
Households with children under 18	1,012	54.6%
Households with seniors (65+)	433	23.4%
Average household size	3.31

Marital status

Status	Male	Female
Never married	29.5%	29.6%
Married	64.8%	57.6%
Separated	1.8%	2.7%
Widowed	2.1%	6.3%
Divorced	1.8%	3.7%

Education

Less than 9th grade 28.9%

Some HS, no diploma 11.0%

HS graduate 24.6%

Some college, no degree 26.8%

Associate's degree 2.9%

Bachelor's degree 4.0%

Graduate / professional 1.9%

Metric	%
HS diploma or higher	60.2%
Bachelor's or higher	5.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	118	5.6%
Kindergarten	361	17.2%
Elementary school	725	34.5%
High school	484	23.0%
College / grad school	414	19.7%

Employment

Industry of employment

Education & healthcare 49.7%

Agriculture & mining 9.1%

Retail trade 7.4%

Construction 6.7%

Transportation & utilities 6.2%

Professional & management 4.6%

Arts, food & hospitality 3.6%

Manufacturing 3.4%

Other services 3.2%

Wholesale trade 2.5%

Finance & real estate 2.3%

Public administration 0.8%

Information 0.4%

Occupation

Category	%
Management, business & arts	13.8%
Service	42.0%
Sales & office	12.7%
Natural resources & construction	17.4%
Production & transportation	14.1%

Employment type

Type	%
Private sector	78.2%
Government	13.3%
Self-employed	8.5%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	68.0%
Carpool	26.0%
Public transit	0.0%
Walk	0.0%
Work from home	5.3%
Other means	0.8%
Avg commute (minutes)	28.6

Poverty

All people 25.5%

Under 18 years 31.5%

18 and over 22.4%

Married-couple families 19.1%

Female-led households 45.1%

Income support

Source	% of households
Social Security	31.5%
Retirement income	10.0%
Supplemental Security	7.3%
Cash public assistance	0.0%
Food stamps / SNAP	36.0%

Health indicators

Condition	%
Obesity	48.5%
High blood pressure	37.1%
High cholesterol	32.6%
Diabetes	22.2%
Heart disease	7.6%
Stroke	4.2%
Asthma	10.3%
Arthritis	19.7%
Kidney disease	4.6%
Pulmonary disease	8.5%
Cancer	3.3%

Behavior / access	%
Smoking	25.9%
Binge drinking	16.6%
No physical activity	44.4%
Less than 7 hrs sleep	37.0%
Depression	23.4%
Fair or poor health	40.9%
Poor mental health	19.9%
Poor physical health	20.4%
No health insurance	61.8%
Visited doctor (checkup)	67.0%
Visited dentist	33.9%
Cholesterol screening	78.8%
Teeth loss	26.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	42	1.0%

Disability	%
Any disability	12.1%
Under 18	0.3%
18–64 years	13.5%
65 and over	52.1%

Health insurance coverage

Type	%
Private insurance	21.3%
Public insurance	34.3%
No insurance	45.7%
Uninsured under 19	44.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	5,220	85.2%
Spanish	2,292	43.9%
Other Indo-European	2,292	43.9%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	4,352	71.0%
Born in same state	4,270	69.7%
Born in different state	3,807	62.1%
Foreign born	82	1.3%
Naturalized citizen	1,776	29.0%
Not a US citizen	383	21.6%

Ancestry

Ancestry	Count	%
Arab	37	0.6%

Technology access

Metric	% of households
Computer access	30.2%
Internet access	94.7%

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

Frequently asked questions about ZIP code 78595

What city is ZIP code 78595 in?

ZIP code 78595 is primarily assigned to Sullivan City, Texas.

What county is ZIP code 78595 in?

ZIP code 78595 falls within Hidalgo County, Texas.

Is Spanish widely spoken in ZIP code 78595?

Approximately 44% of households in ZIP code 78595 speak Spanish as a primary language.

Is ZIP code 78595 family-oriented?

34% of residents in ZIP code 78595 are under 18, reflecting a younger, family-oriented community.

How educated is the population of ZIP code 78595?

6% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

What is the poverty rate in ZIP code 78595?

26% of residents in ZIP code 78595 live below the poverty line, above the national average.

What timezone is ZIP code 78595 in?

ZIP code 78595 observes the CST timezone.