ZIP Code 78591 in Santa Elena, TX

Data Last Updated: October 1, 2025
City:Santa Elena, Texas
Names to Avoid:
La Gloria
County:Starr County
Timezone:Central (GMT -06:00)
Local Time:8:10:19 PM
Population:341 [See All]
Area Code:956
Classification:Standard [Normal Street Delivery]
Coordinates:26.7067, -98.5811
Land Area:175.509 sq mi
Quick Link:
https://www.zip-codes.com/zip-code/78591/zip-code-78591.asp

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Population & Demographics


ZIP Code 78591 has 341 residents and 122 households (average 2.80 persons per household). The median age is 52.1 years, significantly older than the state (35.6) and significantly older than the nation (38.8). The gender split is 55.4% male and 44.6% female, which is higher than the national male share (49.1%), making this a male-majority area. Largest groups are Hispanic or Latino (95.9%) and White (52.8%, much lower than the national average of 61.6%); Hispanic or Latino residents make up 95.9%, which is much higher than the national average (18.7%).

Explore More:Population Over TimeBy Age & GenderBy RaceBy GenderNativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2023 American Community Survey (ACS) 5-Year Estimates.
2020 Population:341Source: Census DHC
2023 ACS Population Estimate:163Source: Census ACS
2025 ZC Population Estimate:277Source: ZIP-Codes.com
Population Density:1.9 people per sq mile
Average Income:$33,188Source: Census ACS
Households:122Source: Census DHC
Average House Value:$0Source: Census ACS
Persons Per Household:2.80Source: Census DHC
Average Family Size:3.40Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group20102011210220132014201520162017201820192020202120222023
Census ACS Population Estimate--187148219347230266285303249260274270163
Decennial Census265------------------341------
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 52.1

Male Median Age: 49.4

Female Median Age: 53

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male1158207104111291119221491331
Female78614204610111415610157107
Total181314349108172220253428242420138
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:18033.46%
Black:10.19%
Hispanic:*32760.78%
Asian:10.19%
American Indian:00%
Hawaiian:00%
Other:295.39%
Total:538100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:18955.43%49.4 years
Females:15244.57%53.0 years
Total:341100%52.1 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:12274.85%
Native, born in PR, Island Areas, or abroad:00.00%
Foreign born, naturalized U.S. citizen:2012.27%
Foreign born, not a U.S. citizen:2125.15%
Total Population:163100%
Total Native Population:12274.85%
Total Foreign-born Population:4125.15%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


In 2023, the Median household income is $33,188, which is much lower than the national median ($78,538), is up $4,795 (16.9%) since 2011 and above its 2019 pre-pandemic level by $33,188. Family households earn a median of $84,167 versus $23,977 for nonfamily households (a difference of $60,190). By gender, male median income is $0 and female is $23,636, which is far less than the national female median ($53,445), with a current gap of $23,636 that has narrowed from 2011 to 2023. The labor-force participation rate is 51.9%, which is much lower than the state rate (65.3%). The unemployment rate is 0.0%, which is markedly below the national rate (5.2%). The largest occupation group is Service (35.3%).

Explore More:Income Over TimeHousehold IncomeEmployment StatusBy Occupation

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type2011201220132014201520162017201820192020202120222023
Median Household Income$28,393$27,750$38,625$38,500$38,375$44,375$45,625$51,250$0$0$57,500$0$33,188
Median Family Income$45,139$47,639$39,250$38,750$39,250$44,609$0$0$113,819$0$185,924$232,872$84,167
Median NonFamily Income$11,250$11,250$27,917$28,750$0$0$0$0$0$0$31,382$32,829$23,977
Median Male Income$27,083$26,250$61,250$31,071$0$0$0$110,809$120,000$0$0$0$0
Median Female Income$45,833$17,188$28,125$30,625$0$0$30,313$0$0$0$51,324$210,541$23,636
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:6851.91%
Unemployed:00.00%
Not In Labor Force:6348.09%
Total:131100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:1217.65%
Service:2435.29%
Sales and Office:57.35%
Natural resources, construction, and maintenance:1014.71%
Production, transportation, and material moving:1725.00%
Total Civilian Employed Population:68100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2023, the median home value is $0, which is considerably lower than the state median ($260,400), is down $63,300 (100.00%) since 2011 and below its 2019 pre-pandemic level by $238,600. The median gross rent is $0, which is far less than the state median ($1,339), and above its 2019 pre-pandemic level by $0. Of occupied housing, owners make up 87.34% (11.59% with a mortgage, 88.41% free-and-clear) and renters 12.66% - making this ZIP Code more home ownership than the state and under national rental averages. The vacancy rate is 63.08%, which is far higher than the state rate (9.62%).

Explore More:Compare Home ValueHome Value Over TimeRent & Over TimeHousing Occupancy

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group2011210220132014201520162017201820192020202120222023
Median Home Value$63,300$57,500$55,000$45,700$48,900$0$0$0$238,600$0$0$256,800$0
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:10100.00%
$500 to $999:00.00%
$1,000 to $1,499:00.00%
$1,500 to $1,999:00.00%
$2,000 to $2,499:00.00%
$2,500 to $2,999:00.00%
$3,000 or more:00.00%
No Rent:00.00%
Total:10100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group2011210220132014201520162017201820192020202120222023
Median Rent$0$0$0$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):810.13%
Owner Occupied (free and clear, no mortgage):6177.22%
Renter Occupied:1012.66%
Total Occupied Housing Units:79100%

Occupied Housing Units:7936.92%
Vacant Housing Units (not graphed):13563.08%
Total Housing Units:214100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:18686.92%
Multi-Family Units:00.00%
Other Units:2813.08%
Total Housing Units:214100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2023, 25.60% of adults (25+) have a bachelor's degree or higher, which is comparable to the national rate (35.00%). High school or higher is 86.00%, which is comparable to the national rate (89.40%). The uninsured rate is 16.00%, which is comparable to the national rate (8.60%). The share of people in poverty is 16.70%, which is comparable to the national rate (8.70%), up 3.60 percentage points since 2011 and above its 2019 pre-pandemic level by 3.10 percentage points. This points to rising hardship - a weaker consumer base, greater strain on public services, and job-market headwinds. Among residents ages 3+, the largest enrollment group is elementary (55.56%). College enrollment is 30.56%, which is on par with the state rate (23.90%), meaning the community mirrors broader higher-education participation.

Explore More:Educational AttainmentHealth InsurancePoverty Over TimeSchool Enrollment

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:108.26%
9th to 12th grade, no diploma:75.79%
High school graduate (includes equivalency):5142.15%
Some college, no degree:1512.40%
Associate's degree:75.79%
Bachelor's degree:1512.40%
Graduate or professional degree:1613.22%
Total:121100%
High school or higher:10485.95%
Bachelor's degree or higher:3125.62%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:8444.68%
Public Insurance:7841.49%
No Insurance:2613.83%
Total:188100%
Has Health Insurance:16286.17%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2023)


Group2011210220132014201520162017201820192020202120222023
% of People in Poverty13.1%27.9%20.7%13.1%21.7%4.5%0.0%23.0%13.6%42.6%0.0%0.0%16.7%
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:00.00%
Kindergarten:00.00%
Elementary school (grades 1-8):2055.56%
High school (grades 9-12):513.89%
College or graduate school:1130.56%
Total:36100%
Early Childhood:00.00%
K-12 (Primary & Secondary School):2569.44%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


Business demographic information for ZIP Code 78591 is not available at this time. USPS data shows 99 residential mailboxes and 0 business mailboxes, reflecting local delivery coverage.

# Residential Mailboxes:99Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:165Source: USPS
Single Family Delivery Units:99Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:0Source: CBP
1st Quarter Payroll:$0Source: CBP
Annual Payroll:$0Source: CBP
# of Employees:0Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 78591 is located in Starr County, Texas, within the Rio Grande City-Roma, TX Metropolitan Statistical Area (CBSA 40100) and Texas's 28th Congressional District. This Micro area has a population of 65,809 people, about 0.52% of whom live in ZIP Code 78591. It covers 175.509 sq mi of land and a water area of 0.165 sq mi.

CBSA Name:Rio Grande City-Roma, TXSource: Census
CBSA Number:40100Source: Census
CBSA Type:MicroSource: Census
CBSA Division:--Source: Census
CBSA Population:65,809Source: Census
MSA:Source: Census
Land Area:175.509 sq miSource: Census
Water Area:0.165 sq miSource: Census
Congressional District:28Source: USPS
Congressional Land Area:9378.53 sq miSource: Census
PMSA:Source: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:--Source: Census
Place Name:--Source: Census

Adjacent & Nearby ZIP Codes


78592 | | 78590

Schools in ZIP Code 78591


We could not locate which school district 78591 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

San Isidro H S 5175 Fm 1017
San Isidro, TX 78588
District: San Isidro Independent School DistrictNearby
San Isidro El 5175 Fm 1017
San Isidro, TX 78588
District: San Isidro Independent School DistrictNearby
Rio Grande City H S Fm 755
Rio Grande City, TX 78582
District: Rio Grande City Consolidated Independent School DistrictNearby
Alberto And Celia Barrera El 1400 N Lopez St
Rio Grande City, TX 78582
District: Rio Grande City Consolidated Independent School DistrictNearby
La Union El 6300 Ne Hwy 83
Garciasville, TX 78547
District: Rio Grande City Consolidated Independent School DistrictNearby
Faith Christian Academy 4301 N Shary Rd
Palmhurst, TX 78573
District: Private SchoolNearby
Kids Learning Center 1104 S Mccoll Rd
Edinburg, TX 78539
District: Private SchoolNearby
Agape Christian School 1401 E 24th St
Mission, TX 78574
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 78591


Ucas University Of Cosmetology Arts & Sciences-La Joya 724 East Expressway 83
La Joya, TX 78560-4018
Type: Post Secondary
Ucas University Of Cosmetology Arts & Sciences-Mcallen 8401 N 10th St
Mcallen, TX 78504
Type: Post Secondary
The University Of Texas Rio Grande Valley 1201 W University Dr
Edinburg, TX 78539-2999
Type: Post Secondary
Mission Beauty Institute 1123 East 9th Street
Mission, TX 78572-4404
Type: Post Secondary
GA Beauty & Barber School 3301 North Ware Road Suite A-C
Mcallen, TX 78501-3309
Type: Post Secondary
Southwest School Of Business And Technical Careers-South Texas 3900 N 23rd St
Mcallen, TX 78501
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on October 1, 2025.

  1. U.S. Postal Service [Last Updated: 10/1/2025], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 10/1/2025], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2023 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 10/1/2025], https://nces.ed.gov