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zipcodes.pro — ZIP/91759

91759

ZIP 91759 is Mount Baldy, California, mostly in Los Angeles County; Pacific time.

Type
Standard
Time zone
America/Los_Angeles
County
Los Angeles +1 more
Population
341
Coordinates
34.2637, -117.6996
☼ Live from 91759 — Mount Baldy, CA

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Where 91759 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 91759
  • 🔢 Type 91759 into a pocket calculator and turn it upside down: GSLIG — not quite a word, sorry.
  • ➕ As a number, 91,759 = 89 × 1031. Its digits add up to 31, a total 799 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110011001101111
  • 🏠 Its numerical neighbours: 91758 (Ontario, CA, 14 mi away) and 91761 (Ontario, CA, 17 mi away).
  • 🔄 Backwards, 91759 becomes 95719, which is not a ZIP code at all.
  • 👥 15 other ZIP codes are made of exactly the same digits (17959, 19975, 59719, 59917, 71959, 79159, …). The farthest-flung twin is 99751 in Kobuk, AK, 2,746 miles away.
  • 🧭 Farther south than 77% of all ZIP codes, and farther west than 91%.
  • 🎯1,120 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 91759 and you would come out at 34.26°S, 62.30°E — 1,015 miles from Saint-Denis, Reunion, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 27m of daylight. Shortest: 9h 52m.
  • 📏 At 82.5 square miles of land, 91759 is bigger than 73% of ZIP codes — room for about 63 Central Parks.
🌙 The sky over 91759 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population341This ZIP341
Households175This ZIP175
Housing units335This ZIP335
Median age55.1This ZIP55.1California37.9US 38.9
Median household income$122,583This ZIP$122,583California$99,122US $80,734
Median home value$375,000This ZIP$375,000California$734,700US $332,700
Median gross rent$1,667This ZIP$1,667California$2,036US $1,413
Bachelor's degree or higher64.2%This ZIP64.2%
Mean commute38.9 minThis ZIP38.9 min
Population density4.1 / sq miThis ZIP4.1 / sq mi

Business and tax activity

Business establishments10This ZIP10
Employees76This ZIP76
Annual payroll$1,987,000This ZIP$1,987,000

Land area

Land area82.53 sq miThis ZIP82.53 sq mi
Water area0.00 sq miThis ZIP0.00 sq mi

Counties 91759 spans

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

CountyShare of this ZIP
Los Angeles County 79.3%
San Bernardino County 20.7%

Other place names in 91759

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

ZIP codes near 91759

ZIPCityDistance
91702 Azusa, CA 5.9 mi
92397 Wrightwood, CA 7.0 mi
92358 Lytle Creek, CA 7.6 mi
91784 Upland, CA 8.8 mi
91750 La Verne, CA 8.9 mi
91711 Claremont, CA 9.4 mi
93563 Valyermo, CA 9.9 mi
91737 Rancho Cucamonga, CA 10.2 mi
91741 Glendora, CA 10.4 mi
91701 Rancho Cucamonga, CA 10.4 mi

Find every ZIP code within 10 miles of 91759 →

Questions about this ZIP code

Where is ZIP code 91759?

91759 is in Mount Baldy, California, in Los Angeles County, part of the Los Angeles-Long Beach-Anaheim, CA metropolitan area. Its published point location is 34.2637, -117.6996.

What county is 91759 in?

91759 spans 2 counties: Los Angeles County and San Bernardino County. Most of it falls in Los Angeles 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 time zone is 91759 in?

91759 uses America/Los_Angeles.

How many people live in 91759?

About 341 people live in ZIP code 91759, in 175 households, at 4.1 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 91759?

$122,583 a year, against $99,122 across California.

What ZIP codes are near 91759?

The closest are 91702 (5.9 mi), 92397 (7 mi), 92358 (7.6 mi), 91784 (8.8 mi) and 91750 (8.9 mi).

Is 91759 a PO Box ZIP code?

91759 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “91759 ZIP Code — Mount Baldy, California (Los Angeles County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/91759

Machine-readable version of these facts:

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