PlainZIP

Sebastian, TX · standard

ZIP Code 78594

Willacy County, Texas - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

1,990
415/sq mi
$23,307
Median income
$38,300
Median home value
1.5%
Bachelor's or higher

The verdict

Sebastian pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a low-density, homeowner-dominated area.

1th pct
household income, US ZIPs
0th pct
home value, US ZIPs
415
people per sq mi
62%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 78594 against every reporting US ZIP.

ZIP code 78594 covers 4.8 square miles in Sebastian, Willacy County, Texas (a standard USPS delivery area), with a modest 1,990 residents on file, a density of 415 people per square mile, in the Chicago time zone.

ZIP 78594 sits on the lower end of the income spectrum: median household income is $23,307 (69% below the Texas average), while per-capita income is $14,671. 46.3% of residents live below the poverty line, and the unemployment rate reads 12.2%. Median home value sits at $38,300 (85% below the state average), median rent at $326 a month, and owner-occupancy at 62.2%.

Formal educational attainment runs low here: just 1.5% of adults hold a bachelor's degree or higher, the median age is 41, and the average commute is -. A geography-based comparison follows: 7 ZIP codes within about 10 miles of 78594, plus 5 more within Willacy County, give a clearer read than the national average alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 78594, Sebastian, TX · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

1,990

Population

4.8

Area (sq mi)

415

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 78594?

41.0

Median Age

42.9%

Male

57.1%

Female

18.8%

Foreign-Born

White 45.1%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 0.5%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 54.4%
Hispanic or Latino 100.0%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$23,307

Median Household Income

-69% vs state

$14,671

Per Capita Income

46.3%

Poverty Rate

12.2%

Unemployment Rate

How ZIP 78594 ranks nationally

Sebastian, TX household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$23,307 1st percentile higher than 1% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). This entry sits in this band. $40,000–$60,000: 7,092 US ZIPs (23%). Above this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 34.4%
Bachelor's Degree or Higher 1.5%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

559

Total Housing Units

495

Occupied Units

64

Vacant Units

2.44

Avg Household Size

Occupancy Type

Owner 62.2%
Renter 37.8%

$38,300

Median Home Value

-85% vs state

$326

Median Rent

1991

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 3 business establishments in ZIP 78594, employing approximately 14 people with a combined annual payroll of $251,000.

3

Businesses

14

Employees

$251K

Annual Payroll

0

Industry Sectors

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 78594 vs 78569 →

ZIP 78594 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 78594 ranks #6 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 78594 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 78594 ranks #8 of 8 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
78569 Lyford, TX 4,039 3.7 mi
78593 Santa Rosa, TX 6,324 5.2 mi
78535 Combes, TX 581 7.1 mi
78562 La Villa, TX 2,868 7.4 mi
78580 Raymondville, TX 14,963 10.4 mi
78550 Harlingen, TX 53,152 10.0 mi
78561 Lasara, TX 779 11.9 mi

More ZIP Codes in Willacy County

78580 standard
Raymondville, TX
Pop: 14,963
78569 standard
Lyford, TX
Pop: 4,039
78561 standard
Lasara, TX
Pop: 779
78590 standard
San Perlita, TX
Pop: 289
78598 standard
Port Mansfield, TX
Pop: 226

Related Areas

Willacy County Sebastian, TX Texas

Frequently Asked Questions

What county is ZIP code 78594 in? ▼
ZIP code 78594 (Sebastian) is located in Willacy County, Texas. Willacy County contains multiple ZIP codes, see the full list at /counties/willacy-tx.
What is the population of ZIP code 78594? ▼
ZIP code 78594 in Sebastian, TX has a population of 1,990 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 78594? ▼
The median household income in ZIP 78594 is $23,307, which is 69% below the national average of $76,288.
What is the average home value in ZIP 78594? ▼
The median home value in ZIP 78594 is $38,300, which is 86% below the national average of $278,155.
What is the demographic makeup of ZIP 78594? ▼
The largest racial group in ZIP 78594 is Two or More Ethnicities at 54.4%. Hispanic or Latino residents make up 100.0% of the population.
How many businesses are in ZIP code 78594? ▼
ZIP code 78594 has 3 business establishments employing approximately 14 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 78594? ▼
In ZIP code 78594, 34.4% of residents aged 25+ have a high school diploma or higher, and 1.5% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 78594? ▼
In ZIP code 78594, approximately 62.2% of occupied housing units are owner-occupied and 37.8% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 78594? ▼
The poverty rate in ZIP code 78594 is 46.3% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.