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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/77099

77099

ZIP 77099 is in Houston, Texas, mostly in Harris County; area codes 713, 832, 346 and 281; Central time. Houston has 178 ZIP codes in all.

Type
Standard
Time zone
America/Chicago
County
Harris +1 more
Population
50,064
Coordinates
29.6709, -95.5860
☼ Live from 77099 — Houston, TX

Weather right now

Asking the National Weather Service…

NEXRAD radar
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Local time: —

Where 77099 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 77099
  • 🔢 Type 77099 into a pocket calculator and turn it upside down: GGOLL — not quite a word, sorry.
  • ➕ As a number, 77,099 = 11 × 43 × 163. Its digits add up to 32, a total 644 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10010110100101011
  • 🏠 Its numerical neighbours: 77098 (Houston, TX, 11 mi away) and 77201 (Houston, TX, 15 mi away).
  • 🔄 Backwards, 77099 becomes 99077, which is not a ZIP code at all.
  • 👥 11 other ZIP codes are made of exactly the same digits (07799, 07979, 77990, 79079, 79097, 79907, …). The farthest-flung twin is 99770 in Selawik, AK, 3,657 miles away.
  • 🧭 Farther south than 94% of all ZIP codes, and farther west than 70%.
  • 🎯722 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 77099 and you would come out at 29.67°S, 84.41°E — 1,449 miles from West Island, Cocos Islands, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 03m of daylight. Shortest: 10h 14m.
  • 📏 At 6.1 square miles of land, 77099 is bigger than 21% of ZIP codes — room for about 4.7 Central Parks.
🌙 The sky over 77099 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population50,064This ZIP50,064
Households16,393This ZIP16,393
Housing units17,841This ZIP17,841
Median age33.9This ZIP33.9Texas35.6US 38.9
Median household income$49,396This ZIP$49,396Texas$78,476US $80,734
Median home value$198,900This ZIP$198,900Texas$283,800US $332,700
Median gross rent$1,265This ZIP$1,265Texas$1,403US $1,413
Bachelor's degree or higher21.0%This ZIP21.0%
Mean commute29.5 minThis ZIP29.5 min
Population density8,168.4 / sq miThis ZIP8,168.4 / sq mi

Business and tax activity

Business establishments765This ZIP765
Employees16,924This ZIP16,924
Annual payroll$858,758,000This ZIP$858,758,000
Tax returns filed19,710This ZIP19,710
Total adjusted gross income$729,760,000This ZIP$729,760,000

Land area

Land area6.13 sq miThis ZIP6.13 sq mi
Water area0.00 sq miThis ZIP0.00 sq mi

Counties 77099 spans

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

CountyShare of this ZIP
Harris County 95.1%
Fort Bend County 4.9%

Other place names in 77099

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

ZIP codes near 77099

ZIPCityDistance
77072 Houston, TX 2.0 mi
77031 Houston, TX 2.7 mi
77411 Alief, TX 2.8 mi
77477 Stafford, TX 3.4 mi
77036 Houston, TX 3.6 mi
77478 Sugar Land, TX 3.9 mi
77083 Houston, TX 4.0 mi
77497 Stafford, TX 4.1 mi
77071 Houston, TX 4.2 mi
77074 Houston, TX 4.4 mi

Find every ZIP code within 10 miles of 77099 →

Questions about this ZIP code

Where is ZIP code 77099?

77099 is in Houston, Texas, in Harris County, part of the Houston-Pasadena-The Woodlands, TX metropolitan area. Its published point location is 29.6709, -95.5860.

What county is 77099 in?

77099 spans 2 counties: Harris County and Fort Bend County. Most of it falls in Harris 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 77099?

Houston uses area codes 713, 832, 346 and 281, from NANPA's telephone records.

What time zone is 77099 in?

77099 uses America/Chicago.

How many people live in 77099?

About 50,064 people live in ZIP code 77099, in 16,393 households, at 8,168.4 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 77099?

$49,396 a year, against $78,476 across Texas.

What ZIP codes are near 77099?

The closest are 77072 (2 mi), 77031 (2.7 mi), 77411 (2.8 mi), 77477 (3.4 mi) and 77036 (3.6 mi).

Is 77099 a PO Box ZIP code?

77099 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “77099 ZIP Code — Houston, Texas (Harris County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/77099

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