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zipcodes.pro — ZIP/77979

77979

ZIP 77979 is Port Lavaca, Texas, mostly in Calhoun County; area code 361; Central time.

Type
Standard
Time zone
America/Chicago
County
Calhoun +2 more
Metro area
Port Lavaca, TX
Population
16,488
Coordinates
28.6096, -96.6190
☼ Live from 77979 — Port Lavaca, TX

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Local time: —

Where 77979 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 77979
  • 🔢 Type 77979 into a pocket calculator and turn it upside down: GLGLL — not quite a word, sorry.
  • ➕ As a number, 77,979 = 3 × 11 × 17 × 139. Its digits add up to 39, a total 25 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011000010011011
  • 🏠 Its numerical neighbours: 77978 (Point Comfort, TX, 6 mi away) and 77982 (Port O Connor, TX, 14 mi away).
  • 🔄 Backwards, 77979 becomes 97977, which is not a ZIP code at all.
  • 👥 1 other ZIP code is made of exactly the same digits (99777). The farthest-flung twin is 99777 in Tanana, AK, 3,450 miles away.
  • 🧭 Farther south than 96% of all ZIP codes, and farther west than 73%.
  • 🎯783 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 77979 and you would come out at 28.61°S, 83.38°E — 1,429 miles from West Island, Cocos Islands, the nearest big city to that spot.
  • ☀Longest day of the year: 13h 58m of daylight. Shortest: 10h 19m.
  • 📏 At 340.5 square miles of land, 77979 is bigger than 96% of ZIP codes — room for about 258 Central Parks.
🌙 The sky over 77979 today
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🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population16,488This ZIP16,488
Households7,140This ZIP7,140
Housing units8,307This ZIP8,307
Median age40.1This ZIP40.1Texas35.6US 38.9
Median household income$77,039This ZIP$77,039Texas$78,476US $80,734
Median home value$156,200This ZIP$156,200Texas$283,800US $332,700
Median gross rent$865This ZIP$865Texas$1,403US $1,413
Bachelor's degree or higher20.0%This ZIP20.0%
Mean commute19.6 minThis ZIP19.6 min
Population density48.4 / sq miThis ZIP48.4 / sq mi

Business and tax activity

Business establishments347This ZIP347
Employees5,936This ZIP5,936
Annual payroll$352,135,000This ZIP$352,135,000
Tax returns filed7,350This ZIP7,350
Total adjusted gross income$485,575,000This ZIP$485,575,000

Land area

Land area340.46 sq miThis ZIP340.46 sq mi
Water area147.80 sq miThis ZIP147.80 sq mi

Counties 77979 spans

A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.

CountyShare of this ZIP
Calhoun County 80.3%
Victoria County 10.7%
Jackson County 9.0%

Other place names in 77979

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 77979

ZIPCityDistance
77978 Point Comfort, TX 6.1 mi
77977 Placedo, TX 12.1 mi
77969 La Salle, TX 12.1 mi
77991 Vanderbilt, TX 12.2 mi
77982 Port O Connor, TX 13.8 mi
77971 Lolita, TX 16.5 mi
77983 Seadrift, TX 16.8 mi
77951 Bloomington, TX 17.8 mi
77970 La Ward, TX 19.8 mi
77990 Tivoli, TX 20.5 mi

Find every ZIP code within 10 miles of 77979 →

Questions about this ZIP code

Where is ZIP code 77979?

77979 is in Port Lavaca, Texas, in Calhoun County, part of the Port Lavaca, TX micropolitan area. Its published point location is 28.6096, -96.6190.

What county is 77979 in?

77979 spans 3 counties: Calhoun County, Victoria County and Jackson County. Most of it falls in Calhoun County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.

What area code is 77979?

Port Lavaca uses area code 361, from NANPA's telephone records.

What time zone is 77979 in?

77979 uses America/Chicago.

How many people live in 77979?

About 16,488 people live in ZIP code 77979, in 7,140 households, at 48.4 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 77979?

$77,039 a year, against $78,476 across Texas.

What ZIP codes are near 77979?

The closest are 77978 (6.1 mi), 77977 (12.1 mi), 77969 (12.1 mi), 77991 (12.2 mi) and 77982 (13.8 mi).

Is 77979 a PO Box ZIP code?

77979 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “77979 ZIP Code — Port Lavaca, Texas (Calhoun County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/77979

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