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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/90504

90504

ZIP 90504 is in Torrance, California, in Los Angeles County; area codes 310 and 424; Pacific time. Torrance has 10 ZIP codes in all.

Type
Standard
Time zone
America/Los_Angeles
County
Los Angeles
Population
33,084
Coordinates
33.8673, -118.3316
☼ Live from 90504 — Torrance, CA

Weather right now

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Local time: —

Where 90504 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 90504
  • 🔢 Type 90504 into a pocket calculator and turn it upside down: hOSOG — not quite a word, sorry.
  • ➕ As a number, 90,504 = 2 × 2 × 2 × 3 × 3 × 3 × 419. Its digits add up to 18, a total 2,332 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110000110001000
  • 🏠 Its numerical neighbours: 90503 (Torrance, CA, 2 mi away) and 90505 (Torrance, CA, 4 mi away).
  • 🔄 Backwards, 90504 becomes 40509 — and that is a real ZIP code: Lexington, KY, 1,910 miles away.
  • 👥 22 other ZIP codes are made of exactly the same digits (00954, 04095, 04950, 05049, 05490, 05904, …). The farthest-flung twin is 09054 in APO AE, a military post office, 5,801 miles away.
  • 🧭 Farther south than 80% of all ZIP codes, and farther west than 92%.
  • 🎯1,164 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 90504 and you would come out at 33.87°S, 61.67°E — 974 miles from Saint-Denis, Reunion, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 25m of daylight. Shortest: 9h 54m.
  • 📏 At 4.4 square miles of land, 90504 is bigger than 18% of ZIP codes — room for about 3.3 Central Parks.
🌙 The sky over 90504 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population33,084This ZIP33,084
Households11,723This ZIP11,723
Housing units12,368This ZIP12,368
Median age42.4This ZIP42.4California37.9US 38.9
Median household income$107,552This ZIP$107,552California$99,122US $80,734
Median home value$923,900This ZIP$923,900California$734,700US $332,700
Median gross rent$2,232This ZIP$2,232California$2,036US $1,413
Bachelor's degree or higher45.4%This ZIP45.4%
Mean commute25.9 minThis ZIP25.9 min
Population density7,502.0 / sq miThis ZIP7,502.0 / sq mi

Business and tax activity

Business establishments689This ZIP689
Employees9,527This ZIP9,527
Annual payroll$605,966,000This ZIP$605,966,000
Tax returns filed16,120This ZIP16,120
Total adjusted gross income$1,476,776,000This ZIP$1,476,776,000

Land area

Land area4.41 sq miThis ZIP4.41 sq mi
Water area0.02 sq miThis ZIP0.02 sq mi

Other place names in 90504

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

ZIP codes near 90504

ZIPCityDistance
90506 Torrance, CA 1.2 mi
90260 Lawndale, CA 1.8 mi
90261 Lawndale, CA 1.8 mi
90278 Redondo Beach, CA 2.3 mi
90503 Torrance, CA 2.3 mi
90249 Gardena, CA 2.5 mi
90501 Torrance, CA 2.5 mi
90247 Gardena, CA 2.6 mi
90248 Gardena, CA 2.8 mi
90502 Torrance, CA 3.3 mi

Find every ZIP code within 10 miles of 90504 →

Questions about this ZIP code

Where is ZIP code 90504?

90504 is in Torrance, California, in Los Angeles County, part of the Los Angeles-Long Beach-Anaheim, CA metropolitan area. Its published point location is 33.8673, -118.3316.

What county is 90504 in?

90504 lies in Los Angeles County.

What area code is 90504?

Torrance uses area codes 310 and 424, from NANPA's telephone records.

What time zone is 90504 in?

90504 uses America/Los_Angeles.

How many people live in 90504?

About 33,084 people live in ZIP code 90504, in 11,723 households, at 7,502.0 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 90504?

$107,552 a year, against $99,122 across California.

What ZIP codes are near 90504?

The closest are 90506 (1.2 mi), 90260 (1.8 mi), 90261 (1.8 mi), 90278 (2.3 mi) and 90503 (2.3 mi).

Is 90504 a PO Box ZIP code?

90504 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “90504 ZIP Code — Torrance, California (Los Angeles County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/90504

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