ZIP code
78340
Bayside, TX
78340 covers Bayside in Refugio County, with 405 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 78340. Methodology
ZIP code map of 78340

About ZIP code 78340
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 78340. Not ACS. Methodology
People in 78340
Race
- White239
- Black or African American2
- American Indian or Alaska Native7
- Asian2
- Other race17
- Two or more races74
Hispanic or Latino (any race): 121
Age
- Under 1020
- 10 to 1954
- 20 to 2919
- 30 to 3931
- 40 to 4945
- 50 to 5941
- 60 to 6959
- 70 to 7952
- 80 and older20
Income and housing in 78340
Education
- High school graduate73.8%
- Bachelor's degree12.8%
- Graduate degree2.8%
Places covering 78340
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- Bayside80.6%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Refugio County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
19.4% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 78340
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 354 | |
| 2006 | 350 | |
| 2007 | 405 | |
| 2009 | 398 | |
| 2010 | 366 | |
| 2011 | 428 | 395 |
| 2012 | 432 | 410 |
| 2013 | 457 | 440 |
| 2014 | 419 | 370 |
| 2015 | 417 | 390 |
| 2016 | 476 | 340 |
| 2017 | 461 | 320 |
| 2018 | 440 | 320 |
| 2019 | 356 | 290 |
| 2020 | 437 | 300 |
| 2021 | 383 | 330 |
| 2022 | 396 | 330 |
| 2023 | 405 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 78340
12 nearest ZIP centroids (any distance)
- 78382Rockport9.2 miPop 20,043 · Income $63,434
- 78358Fulton10.1 miPop 633 · Income $75,694
- 78393Woodsboro10.6 miPop 1,932 · Income $60,642
- 78390Taft12.2 miPop 5,620 · Income $71,940
- 78336Aransas Pass13.4 miPop 12,146 · Income $58,536
- 78377Refugio14.1 miPop 3,376 · Income $57,522
- 78359Gregory14.6 miPop 2,230 · Income $35,750
- 78374Portland17.4 miPop 20,152 · Income $81,580
- 78362Ingleside18.4 miPop 10,929 · Income $78,698
- 77950Austwell20.2 miPop 197 · Income $39,125
- 78387Sinton21.6 miPop 9,604 · Income $48,000
- 78402Corpus Christi23.7 miPop 392 · Income $53,102
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 78340, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 78340 FAQ
- What city is ZIP code 78340 in?
- 78340 is in Bayside, TX.
- What county is 78340 in?
- 78340 is in Refugio County.
- What is the median household income in 78340?
- The median household income in 78340 is $55,375.
- Which ZIP codes are near 78340?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 78340.