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ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/77880

77880

ZIP 77880 is Washington, Texas, in Washington County; area code 936; Central time.

Type
Standard
Time zone
America/Chicago
County
Washington
Metro area
Brenham, TX
Population
2,517
Coordinates
30.2869, -96.1894
☼ Live from 77880 — Washington, TX

Weather right now

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NEXRAD radar
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Local time: —

Where 77880 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 77880
  • 🔢 Type 77880 into a pocket calculator and turn it upside down: OBBLL — not quite a word, sorry.
  • ➕ As a number, 77,880 = 2 × 2 × 2 × 3 × 5 × 11 × 59. Its digits add up to 30, a total 1,024 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011000000111000
  • 🏠 Its numerical neighbours: 77879 (Somerville, TX, 19 mi away) and 77881 (Wellborn, TX, 18 mi away).
  • 🔄 Backwards, 77880 becomes 08877, which is not a ZIP code at all.
  • 👥 6 other ZIP codes are made of exactly the same digits (07878, 70788, 77088, 77808, 78708, 78870). The farthest-flung twin is 07878 in Mount Tabor, NJ, 1,417 miles away.
  • 🧭 Farther south than 92% of all ZIP codes, and farther west than 72%.
  • 🎯673 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 77880 and you would come out at 30.29°S, 83.81°E — 1,496 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 06m of daylight. Shortest: 10h 11m.
  • 📏 At 96.9 square miles of land, 77880 is bigger than 77% of ZIP codes — room for about 74 Central Parks.
🌙 The sky over 77880 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population2,517This ZIP2,517
Households1,184This ZIP1,184
Housing units1,343This ZIP1,343
Median age47.3This ZIP47.3Texas35.6US 38.9
Median household income$90,856This ZIP$90,856Texas$78,476US $80,734
Median home value$270,800This ZIP$270,800Texas$283,800US $332,700
Median gross rent$988This ZIP$988Texas$1,403US $1,413
Bachelor's degree or higher29.6%This ZIP29.6%
Mean commute32.5 minThis ZIP32.5 min
Population density26.0 / sq miThis ZIP26.0 / sq mi

Business and tax activity

Business establishments26This ZIP26
Employees140This ZIP140
Annual payroll$7,126,000This ZIP$7,126,000
Tax returns filed880This ZIP880
Total adjusted gross income$88,184,000This ZIP$88,184,000

Land area

Land area96.93 sq miThis ZIP96.93 sq mi
Water area1.90 sq miThis ZIP1.90 sq mi

ZIP codes near 77880

ZIPCityDistance
77868 Navasota, TX 10.1 mi
77426 Chappell Hill, TX 12.1 mi
77833 Brenham, TX 14.3 mi
77866 Millican, TX 14.4 mi
77834 Brenham, TX 14.9 mi
77445 Hempstead, TX 15.1 mi
77446 Prairie View, TX 18.2 mi
77881 Wellborn, TX 18.3 mi
77452 Kenney, TX 18.5 mi
77879 Somerville, TX 18.8 mi

Find every ZIP code within 10 miles of 77880 →

Questions about this ZIP code

Where is ZIP code 77880?

77880 is in Washington, Texas, in Washington County, part of the Brenham, TX micropolitan area. Its published point location is 30.2869, -96.1894.

What county is 77880 in?

77880 lies in Washington County.

What area code is 77880?

Washington uses area code 936, from NANPA's telephone records.

What time zone is 77880 in?

77880 uses America/Chicago.

How many people live in 77880?

About 2,517 people live in ZIP code 77880, in 1,184 households, at 26.0 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 77880?

$90,856 a year, against $78,476 across Texas.

What ZIP codes are near 77880?

The closest are 77868 (10.1 mi), 77426 (12.1 mi), 77833 (14.3 mi), 77866 (14.4 mi) and 77834 (14.9 mi).

Is 77880 a PO Box ZIP code?

77880 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “77880 ZIP Code — Washington, Texas (Washington County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/77880

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