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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/91741

91741

ZIP 91741 is in Glendora, California, in Los Angeles County; Pacific time. Glendora has 2 ZIP codes; the other is 91740.

Type
Standard
Time zone
America/Los_Angeles
County
Los Angeles
Population
26,071
Coordinates
34.1634, -117.8341
☼ Live from 91741 — Glendora, CA

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Where 91741 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 91741
  • 🔢 Type 91741 into a pocket calculator and turn it upside down: IhLIG — not quite a word, sorry.
  • ➕ As a number, 91,741 = 13 × 7057. Its digits add up to 22, a total 2,607 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110011001011101
  • 🏠 Its numerical neighbours: 91740 (Glendora, CA, 3 mi away) and 91743 (Guasti, CA, 16 mi away).
  • 🔄 Backwards, 91741 becomes 14719 — and that is a real ZIP code: Cattaraugus, NY, 2,168 miles away.
  • 👥 24 other ZIP codes are made of exactly the same digits (11749, 11794, 11947, 14719, 17941, 19147, …). The farthest-flung twin is 11947 in Jamesport, NY, 2,494 miles away.
  • 🧭 Farther south than 78% of all ZIP codes, and farther west than 91%.
  • 🎯1,130 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 91741 and you would come out at 34.16°S, 62.17°E — 1,005 miles from Saint-Denis, Reunion, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 26m of daylight. Shortest: 9h 52m.
  • 📏 At 20.4 square miles of land, 91741 is bigger than 38% of ZIP codes — room for about 15 Central Parks.
🌙 The sky over 91741 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population26,071This ZIP26,071
Households8,938This ZIP8,938
Housing units9,267This ZIP9,267
Median age43.5This ZIP43.5California37.9US 38.9
Median household income$127,440This ZIP$127,440California$99,122US $80,734
Median home value$946,900This ZIP$946,900California$734,700US $332,700
Median gross rent$2,289This ZIP$2,289California$2,036US $1,413
Bachelor's degree or higher46.4%This ZIP46.4%
Mean commute33.7 minThis ZIP33.7 min
Population density1,279.9 / sq miThis ZIP1,279.9 / sq mi

Business and tax activity

Business establishments696This ZIP696
Employees5,265This ZIP5,265
Annual payroll$297,061,000This ZIP$297,061,000
Tax returns filed12,800This ZIP12,800
Total adjusted gross income$1,732,425,000This ZIP$1,732,425,000

Land area

Land area20.37 sq miThis ZIP20.37 sq mi
Water area0.14 sq miThis ZIP0.14 sq mi

Other place names in 91741

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

ZIP codes near 91741

ZIPCityDistance
91740 Glendora, CA 3.3 mi
91750 La Verne, CA 4.0 mi
91773 San Dimas, CA 4.1 mi
91724 Covina, CA 5.9 mi
91722 Covina, CA 6.2 mi
91723 Covina, CA 6.2 mi
91711 Claremont, CA 7.2 mi
91768 Pomona, CA 7.3 mi
91010 Duarte, CA 7.3 mi
91008 Duarte, CA 7.7 mi

Find every ZIP code within 10 miles of 91741 →

Questions about this ZIP code

Where is ZIP code 91741?

91741 is in Glendora, California, in Los Angeles County, part of the Los Angeles-Long Beach-Anaheim, CA metropolitan area. Its published point location is 34.1634, -117.8341.

What county is 91741 in?

91741 lies in Los Angeles County.

What time zone is 91741 in?

91741 uses America/Los_Angeles.

How many people live in 91741?

About 26,071 people live in ZIP code 91741, in 8,938 households, at 1,279.9 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 91741?

$127,440 a year, against $99,122 across California.

What ZIP codes are near 91741?

The closest are 91740 (3.3 mi), 91750 (4 mi), 91773 (4.1 mi), 91724 (5.9 mi) and 91722 (6.2 mi).

Is 91741 a PO Box ZIP code?

91741 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “91741 ZIP Code — Glendora, California (Los Angeles County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/91741

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