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zipcodes.pro — ZIP/77318

77318

ZIP 77318 is in Willis, Texas, in Montgomery County; area code 936; Central time. Willis has 2 ZIP codes; the other is 77378.

Type
Standard
Time zone
America/Chicago
County
Montgomery
Population
20,792
Coordinates
30.4449, -95.5519
☼ Live from 77318 — Willis, TX

Weather right now

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Where 77318 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 77318
  • 🔢 Type 77318 into a pocket calculator and turn it upside down: BIELL — not quite a word, sorry.
  • ➕ As a number, 77,318 = 2 × 67 × 577. Its digits add up to 26, a total 2,038 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10010111000000110
  • 🏠 Its numerical neighbours: 77316 (Montgomery, TX, 12 mi away) and 77320 (Huntsville, TX, 25 mi away).
  • 🔄 Backwards, 77318 becomes 81377, which is not a ZIP code at all.
  • 👥 24 other ZIP codes are made of exactly the same digits (13778, 13787, 17837, 18773, 31778, 31787, …). The farthest-flung twin is 83717 in Boise, ID, 1,447 miles away.
  • 🧭 Farther south than 92% of all ZIP codes, and farther west than 70%.
  • 🎯670 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 77318 and you would come out at 30.44°S, 84.45°E — 1,491 miles from West Island, Cocos Islands, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 07m of daylight. Shortest: 10h 11m.
  • 📏 At 37.0 square miles of land, 77318 is bigger than 51% of ZIP codes — room for about 28 Central Parks.
🌙 The sky over 77318 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population20,792This ZIP20,792
Households7,913This ZIP7,913
Housing units9,013This ZIP9,013
Median age43.1This ZIP43.1Texas35.6US 38.9
Median household income$92,415This ZIP$92,415Texas$78,476US $80,734
Median home value$316,900This ZIP$316,900Texas$283,800US $332,700
Median gross rent$1,386This ZIP$1,386Texas$1,403US $1,413
Bachelor's degree or higher29.0%This ZIP29.0%
Mean commute32.3 minThis ZIP32.3 min
Population density561.3 / sq miThis ZIP561.3 / sq mi

Business and tax activity

Business establishments309This ZIP309
Employees2,833This ZIP2,833
Annual payroll$164,265,000This ZIP$164,265,000
Tax returns filed9,640This ZIP9,640
Total adjusted gross income$994,089,000This ZIP$994,089,000

Land area

Land area37.04 sq miThis ZIP37.04 sq mi
Water area11.97 sq miThis ZIP11.97 sq mi

Other place names in 77318

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

ZIP codes near 77318

ZIPCityDistance
77304 Conroe, TX 8.4 mi
77358 New Waverly, TX 9.4 mi
77393 Spring, TX 9.6 mi
77378 Willis, TX 10.2 mi
77356 Montgomery, TX 10.7 mi
77303 Conroe, TX 11.4 mi
77301 Conroe, TX 11.9 mi
77316 Montgomery, TX 12.5 mi
77305 Conroe, TX 14.7 mi
77340 Huntsville, TX 14.7 mi

Find every ZIP code within 10 miles of 77318 →

Questions about this ZIP code

Where is ZIP code 77318?

77318 is in Willis, Texas, in Montgomery County, part of the Houston-Pasadena-The Woodlands, TX metropolitan area. Its published point location is 30.4449, -95.5519.

What county is 77318 in?

77318 lies in Montgomery County.

What area code is 77318?

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

What time zone is 77318 in?

77318 uses America/Chicago.

How many people live in 77318?

About 20,792 people live in ZIP code 77318, in 7,913 households, at 561.3 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 77318?

$92,415 a year, against $78,476 across Texas.

What ZIP codes are near 77318?

The closest are 77304 (8.4 mi), 77358 (9.4 mi), 77393 (9.6 mi), 77378 (10.2 mi) and 77356 (10.7 mi).

Is 77318 a PO Box ZIP code?

77318 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “77318 ZIP Code — Willis, Texas (Montgomery County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/77318

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