ZIP code
77979
Port Lavaca, TX
77979 covers Port Lavaca in Calhoun County, with 16,179 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 77979. Methodology
ZIP code map of 77979

About ZIP code 77979
Acceptable cities: Long Mott
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 77979. Not ACS. Methodology
People in 77979
Race
- White8,783
- Black or African American410
- American Indian or Alaska Native100
- Asian1,018
- Native Hawaiian and Pacific Islander1
- Other race2,219
- Two or more races4,251
Hispanic or Latino (any race): 9,083
Age
- Under 102,124
- 10 to 192,351
- 20 to 292,031
- 30 to 392,052
- 40 to 491,869
- 50 to 592,286
- 60 to 692,078
- 70 to 791,249
- 80 and older742
Income and housing in 77979
Education
- High school graduate82.0%
- Bachelor's degree18.0%
- Graduate degree6.9%
Places covering 77979
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.
- Port Lavaca68.9%
- Alamo Beach1.5%
- Magnolia Beach1.3%
- Point Comfort0.0%
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.
- Calhoun County99.1%
- Jackson County0.5%
- Victoria County0.4%
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
28.3% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 77979
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 15,074 | |
| 2006 | 14,889 | |
| 2007 | 16,258 | |
| 2008 | 15,608 | |
| 2009 | 15,589 | |
| 2010 | 16,029 | |
| 2011 | 17,550 | 16,286 |
| 2012 | 17,577 | 16,390 |
| 2013 | 17,238 | 16,510 |
| 2014 | 17,388 | 16,320 |
| 2015 | 17,542 | 16,260 |
| 2016 | 17,428 | 15,350 |
| 2017 | 17,526 | 15,660 |
| 2018 | 17,648 | 15,270 |
| 2019 | 17,916 | 15,450 |
| 2020 | 17,295 | 14,900 |
| 2021 | 16,577 | 14,460 |
| 2022 | 16,607 | 14,470 |
| 2023 | 16,179 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 77979
12 nearest ZIP centroids (any distance)
- 77978Point Comfort6.1 miPop 498 · Income $106,806
- 77977Placedo12.1 miPop 503 · Income $28,000
- 77969La Salle12.1 miPop 158 · Income $71,354
- 77991Vanderbilt12.2 miPop 564 · Income $123,935
- 77982Port O Connor13.8 miPop 698 · Income $81,917
- 77971Lolita16.5 miPop 716 · Income $57,991
- 77983Seadrift16.8 miPop 2,707 · Income $96,182
- 77951Bloomington17.8 miPop 1,442 · Income $37,140
- 77970La Ward19.8 miPop 281 · Income —
- 77990Tivoli20.5 miPop 783 · Income $65,417
- 77973Mcfaddin21.6 miPop 28 · Income —
- 77961Francitas22.0 miPop 40 · Income —
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 77979, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 77979 FAQ
- What city is ZIP code 77979 in?
- 77979 is in Port Lavaca, TX.
- What county is 77979 in?
- 77979 is in Calhoun County.
- What is the median household income in 77979?
- The median household income in 77979 is $68,877.
- Which ZIP codes are near 77979?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 77979.