PlainZIP

Bayside, TX · standard

ZIP Code 78340

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

379
7/sq mi
$54,000
Median income
$162,900
Median home value
10.5%
Bachelor's or higher

The verdict

Bayside pairs one of the lowest household incomes in the country with below-median home values, in a rural, homeowner-dominated area.

20th pct
household income, US ZIPs
31th pct
home value, US ZIPs
7
people per sq mi
93%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 78340 against every reporting US ZIP.

ZIP code 78340 is a sparsely populated ZIP (a standard USPS delivery area) in Bayside, Refugio County, Texas, home to just 379 residents across 55.7 square miles, a density of 7 people per square mile, in the Chicago time zone.

ZIP 78340 reports a modest median household income of $54,000 (29% below the Texas average), while per-capita income is $28,600. The poverty rate stands at 9.5% and the unemployment rate at 0.9%. Median home value sits at $162,900 (34% below the state average), median rent at $1,875 a month, and owner-occupancy at 93.3%.

Formal educational attainment runs low here: just 10.5% of adults hold a bachelor's degree or higher, the median age is 58.6, and the average commute is -. Beyond these figures, 1 nearby ZIP codes within about 10 miles are surfaced below, along with 4 more sharing Refugio County, letting you compare 78340 to its immediate surroundings rather than a national baseline 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 78340, Bayside, 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

379

Population

55.7

Area (sq mi)

7

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 78340?

58.6

Median Age

48.6%

Male

51.4%

Female

0.0%

Foreign-Born

White 66.4%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 21.5%
Hispanic or Latino 33.6%

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?

$54,000

Median Household Income

-29% vs state

$28,600

Per Capita Income

9.5%

Poverty Rate

0.9%

Unemployment Rate

How ZIP 78340 ranks nationally

Bayside, TX household income vs. every US ZIP code

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

$54,000 20th percentile higher than 20% 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 39.2%
Bachelor's Degree or Higher 10.5%

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

What does housing look like?

338

Total Housing Units

238

Occupied Units

100

Vacant Units

1.91

Avg Household Size

Occupancy Type

Owner 93.3%
Renter 6.7%

$162,900

Median Home Value

-34% vs state

$1,875

Median Rent

1988

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 78340, employing approximately 6 people with a combined annual payroll of $198,000.

3

Businesses

6

Employees

$198K

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 78340 vs 78390 →

ZIP Code City Population Distance
78390 Taft, TX 5,616 11.3 mi

More ZIP Codes in Refugio County

78377 standard
Refugio, TX
Pop: 3,821
78393 standard
Woodsboro, TX
Pop: 2,379
77990 standard
Tivoli, TX
Pop: 699
77950 standard
Austwell, TX
Pop: 197

Related Areas

Refugio County Bayside, TX Texas

Frequently Asked Questions

What county is ZIP code 78340 in? ▼
ZIP code 78340 (Bayside) is located in Refugio County, Texas. Refugio County contains multiple ZIP codes, see the full list at /counties/refugio-tx.
What is the population of ZIP code 78340? ▼
ZIP code 78340 in Bayside, TX has a population of 379 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 78340? ▼
The median household income in ZIP 78340 is $54,000, which is 29% below the national average of $76,288.
What is the average home value in ZIP 78340? ▼
The median home value in ZIP 78340 is $162,900, which is 41% below the national average of $278,155.
What is the demographic makeup of ZIP 78340? ▼
The largest racial group in ZIP 78340 is White at 66.4%. Hispanic or Latino residents make up 33.6% of the population.
How many businesses are in ZIP code 78340? ▼
ZIP code 78340 has 3 business establishments employing approximately 6 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 78340? ▼
In ZIP code 78340, 39.2% of residents aged 25+ have a high school diploma or higher, and 10.5% 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 78340? ▼
In ZIP code 78340, approximately 93.3% of occupied housing units are owner-occupied and 6.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 78340? ▼
The poverty rate in ZIP code 78340 is 9.5% 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.