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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/77450

77450

ZIP 77450 is in Katy, Texas, mostly in Harris County; area codes 281, 346 and 832; Central time. Katy has 6 ZIP codes; the others are 77449, 77491, 77492, 77493 and 77494.

Type
Standard
Time zone
America/Chicago
County
Harris +1 more
Population
71,906
Coordinates
29.7482, -95.7362
☼ Live from 77450 — Katy, TX

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Local time: —

Where 77450 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 77450
  • 🔢 Type 77450 into a pocket calculator and turn it upside down: OShLL — not quite a word, sorry.
  • ➕ As a number, 77,450 = 2 × 5 × 5 × 1549. Its digits add up to 23, a total 2,533 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10010111010001010
  • 🏠 Its numerical neighbours: 77449 (Katy, TX, 6 mi away) and 77451 (Kendleton, TX, 26 mi away).
  • 🔄 Backwards, 77450 becomes 05477 — and that is a real ZIP code: Richmond, VT, 1,602 miles away.
  • 👥 28 other ZIP codes are made of exactly the same digits (04757, 04775, 05477, 05747, 05774, 07457, …). The farthest-flung twin is 04757 in Mapleton, ME, 1,878 miles away.
  • 🧭 Farther south than 94% of all ZIP codes, and farther west than 71%.
  • 🎯715 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 77450 and you would come out at 29.75°S, 84.26°E — 1,458 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 19.7 square miles of land, 77450 is bigger than 37% of ZIP codes — room for about 15 Central Parks.
🌙 The sky over 77450 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population71,906This ZIP71,906
Households24,945This ZIP24,945
Housing units26,031This ZIP26,031
Median age38.4This ZIP38.4Texas35.6US 38.9
Median household income$106,402This ZIP$106,402Texas$78,476US $80,734
Median home value$361,400This ZIP$361,400Texas$283,800US $332,700
Median gross rent$1,746This ZIP$1,746Texas$1,403US $1,413
Bachelor's degree or higher52.5%This ZIP52.5%
Mean commute31.2 minThis ZIP31.2 min
Population density3,654.5 / sq miThis ZIP3,654.5 / sq mi

Business and tax activity

Business establishments1,755This ZIP1,755
Employees16,474This ZIP16,474
Annual payroll$717,074,000This ZIP$717,074,000
Tax returns filed31,440This ZIP31,440
Total adjusted gross income$3,735,269,000This ZIP$3,735,269,000

Land area

Land area19.68 sq miThis ZIP19.68 sq mi
Water area0.36 sq miThis ZIP0.36 sq mi

Counties 77450 spans

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

CountyShare of this ZIP
Harris County 65.5%
Fort Bend County 34.5%

Other place names in 77450

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

ZIP codes near 77450

ZIPCityDistance
77094 Houston, TX 2.7 mi
77413 Barker, TX 4.0 mi
77494 Katy, TX 4.8 mi
77407 Richmond, TX 5.7 mi
77077 Houston, TX 5.7 mi
77491 Katy, TX 5.9 mi
77492 Katy, TX 5.9 mi
77082 Houston, TX 6.0 mi
77449 Katy, TX 6.2 mi
77083 Houston, TX 6.5 mi

Find every ZIP code within 10 miles of 77450 →

Questions about this ZIP code

Where is ZIP code 77450?

77450 is in Katy, Texas, in Harris County, part of the Houston-Pasadena-The Woodlands, TX metropolitan area. Its published point location is 29.7482, -95.7362.

What county is 77450 in?

77450 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 77450?

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

What time zone is 77450 in?

77450 uses America/Chicago.

How many people live in 77450?

About 71,906 people live in ZIP code 77450, in 24,945 households, at 3,654.5 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 77450?

$106,402 a year, against $78,476 across Texas.

What ZIP codes are near 77450?

The closest are 77094 (2.7 mi), 77413 (4 mi), 77494 (4.8 mi), 77407 (5.7 mi) and 77077 (5.7 mi).

Is 77450 a PO Box ZIP code?

77450 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “77450 ZIP Code — Katy, Texas (Harris County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/77450

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