San Diego, TX · standard

ZIP Code 78384

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

6,640
6/sq mi
$47,603
Median income
$78,100
Median home value
7.0%
Bachelor's or higher

The verdict

San Diego pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a rural, homeowner-dominated area.

12th pct
household income, US ZIPs
4th pct
home value, US ZIPs
6
people per sq mi
67%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 78384 against every reporting US ZIP.

ZIP code 78384 is classified by USPS as a standard delivery area and covers roughly 1185.7 square miles in San Diego, Duval County, Texas. The area is home to 6,640 residents, producing a population density of 6 people per square mile, and falls within the Chicago time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 78384 against Texas and the nation.

On the economic side, the median household income for ZIP 78384 sits at $47,603 (37% below the Texas average), while per-capita income is $18,794. The poverty rate stands at 39.9% and the unemployment rate at 14.8%. On housing, the median home value is $78,100 (68% below the state average) with median rent at $764 per month, and 67.3% of occupied units are owner-occupied, a direct signal of whether 78384 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 7.0% of adults hold a bachelor's degree or higher, the median age is 33.2, and the average commute is . Use the benchmarks above to see where 78384 sits relative to Texas and the national baseline rather than viewing the numbers in isolation. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →

Top industries in ZIP 78384

Top 5 sectors by establishment count

Which industries have the most business establishments in ZIP 78384.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 78384, San Diego, TX · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.

Quick Facts

6,640

Population

1185.7

Area (sq mi)

6

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 78384?

33.2

Median Age

55.8%

Male

44.2%

Female

4.3%

Foreign-Born

White 61.7%
African American 1.3%
Asian 2.0%
American Indian or Alaska Native 1.3%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 29.6%
Hispanic or Latino 83.1%

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?

$47,603

Median Household Income

-37% vs state

$18,794

Per Capita Income

39.9%

Poverty Rate

14.8%

Unemployment Rate

How ZIP 78384 ranks nationally

Household income vs. every US ZIP code

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

$47,603 12th percentile higher than 12% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). This entry sits in this band. $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 47.1%
Bachelor's Degree or Higher 7.0%

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

What does housing look like?

2,129

Total Housing Units

1,610

Occupied Units

519

Vacant Units

3.17

Avg Household Size

Occupancy Type

Owner 67.3%
Renter 32.7%

$78,100

Median Home Value

-68% vs state

$764

Median Rent

1975

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 54 business establishments in ZIP 78384, employing approximately 503 people with a combined annual payroll of $12,593,000.

54

Businesses

503

Employees

$12.6M

Annual Payroll

9

Industry Sectors

Industry Establishments % of Total
Retail trade 11 20.4%
Accommodation and food services 9 16.7%
Health care and social assistance 6 11.1%
Mining, quarrying, and oil and gas extraction 5 9.3%
Professional, scientific, and technical services 5 9.3%
Construction 4 7.4%
Real estate and rental and leasing 4 7.4%
Finance and insurance 3 5.6%
Other services (except public administration) 3 5.6%

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

More ZIP Codes in Duval County

Frequently Asked Questions

What county is ZIP code 78384 in?
ZIP code 78384 (San Diego) is located in Duval County, Texas. Duval County contains multiple ZIP codes, see the full list at /counties/duval-tx.
What is the population of ZIP code 78384?
ZIP code 78384 in San Diego, TX has a population of 6,640 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 78384?
The median household income in ZIP 78384 is $47,603, which is 38% below the national average of $76,288.
What is the average home value in ZIP 78384?
The median home value in ZIP 78384 is $78,100, which is 72% below the national average of $278,155.
What is the demographic makeup of ZIP 78384?
The largest racial group in ZIP 78384 is White at 61.7%. Hispanic or Latino residents make up 83.1% of the population.
How many businesses are in ZIP code 78384?
ZIP code 78384 has 54 business establishments employing approximately 503 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 78384?
The top industries by establishment count in ZIP 78384 are: Retail trade (11), Accommodation and food services (9), Health care and social assistance (6). There are 9 industry sectors represented in total.
What is the education level in ZIP code 78384?
In ZIP code 78384, 47.1% of residents aged 25+ have a high school diploma or higher, and 7.0% 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 78384?
In ZIP code 78384, approximately 67.3% of occupied housing units are owner-occupied and 32.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 78384?
The poverty rate in ZIP code 78384 is 39.9% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

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Official Data Resources for San Diego, TX

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