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.
- Retail trade
Retail trade
11 establishments
- Accommodation and food services
Accommodation and food services
9 establishments
- Health care and social assistance
Health care and social assistance
6 establishments
- Mining, quarrying, and oil and gas extraction
Mining, quarrying, and oil and gas extraction
5 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
5 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, 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
Who lives in ZIP 78384?
33.2
Median Age
55.8%
Male
44.2%
Female
4.3%
Foreign-Born
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
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?
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
$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.
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Frequently Asked Questions
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ZIP Code Research Guides
Official Data Resources for San Diego, TX
Verify and explore additional data for this area using these official government sources.
Read our methodology to see how this data is sourced, computed, and verified.