Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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/90021

90021

ZIP 90021 is in Los Angeles, California, in Los Angeles County; area codes 213, 323 and 738; Pacific time. Los Angeles has 94 ZIP codes in all.

Type
Standard
Time zone
America/Los_Angeles
County
Los Angeles
Population
2,897
Coordinates
34.0290, -118.2379
☼ Live from 90021 — Los Angeles, CA

Weather right now

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Local time: —

Where 90021 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 90021
  • 🔢 Type 90021 into a pocket calculator and turn it upside down: IZOOG — not quite a word, sorry.
  • ➕ As a number, 90,021 = 3 × 37 × 811. Its digits add up to 12, a total 940 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10101111110100101
  • 🏠 Its numerical neighbours: 90020 (Los Angeles, CA, 5 mi away) and 90022 (Los Angeles, CA, 5 mi away).
  • 🔄 Backwards, 90021 becomes 12009 — and that is a real ZIP code: Altamont, NY, 2,439 miles away.
  • 👥 34 other ZIP codes are made of exactly the same digits (00912, 00921, 01029, 01092, 01902, 02019, …). The farthest-flung twin is 09102 in APO AE, a military post office, 5,818 miles away.
  • 🧭 Farther south than 79% of all ZIP codes, and farther west than 91%.
  • 🎯1,154 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 90021 and you would come out at 34.03°S, 61.76°E — 987 miles from Saint-Denis, Reunion, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 25m of daylight. Shortest: 9h 53m.
  • 📏 At 2.0 square miles of land, 90021 is bigger than 11% of ZIP codes — room for about 1.5 Central Parks.
🌙 The sky over 90021 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population2,897This ZIP2,897
Households1,498This ZIP1,498
Housing units1,694This ZIP1,694
Median age40.5This ZIP40.5California37.9US 38.9
Median household income$32,222This ZIP$32,222California$99,122US $80,734
Median home value$1,102,600This ZIP$1,102,600California$734,700US $332,700
Median gross rent$1,089This ZIP$1,089California$2,036US $1,413
Bachelor's degree or higher23.3%This ZIP23.3%
Mean commute36.1 minThis ZIP36.1 min
Population density1,465.4 / sq miThis ZIP1,465.4 / sq mi

Business and tax activity

Business establishments2,008This ZIP2,008
Employees22,949This ZIP22,949
Annual payroll$1,515,618,000This ZIP$1,515,618,000
Tax returns filed1,440This ZIP1,440
Total adjusted gross income$281,939,000This ZIP$281,939,000

Land area

Land area1.98 sq miThis ZIP1.98 sq mi
Water area0.01 sq miThis ZIP0.01 sq mi

Other place names in 90021

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

ZIP codes near 90021

ZIPCityDistance
90013 Los Angeles, CA 1.1 mi
90014 Los Angeles, CA 1.3 mi
90079 Los Angeles, CA 1.3 mi
90009 Los Angeles, CA 1.6 mi
90030 Los Angeles, CA 1.6 mi
90050 Los Angeles, CA 1.6 mi
90051 Los Angeles, CA 1.6 mi
90053 Los Angeles, CA 1.6 mi
90054 Los Angeles, CA 1.6 mi
90055 Los Angeles, CA 1.6 mi

Find every ZIP code within 10 miles of 90021 →

Questions about this ZIP code

Where is ZIP code 90021?

90021 is in Los Angeles, California, in Los Angeles County, part of the Los Angeles-Long Beach-Anaheim, CA metropolitan area. Its published point location is 34.0290, -118.2379.

What county is 90021 in?

90021 lies in Los Angeles County.

What area code is 90021?

Los Angeles uses area codes 213, 323 and 738, from NANPA's telephone records.

What time zone is 90021 in?

90021 uses America/Los_Angeles.

How many people live in 90021?

About 2,897 people live in ZIP code 90021, in 1,498 households, at 1,465.4 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 90021?

$32,222 a year, against $99,122 across California.

What ZIP codes are near 90021?

The closest are 90013 (1.1 mi), 90014 (1.3 mi), 90079 (1.3 mi), 90009 (1.6 mi) and 90030 (1.6 mi).

Is 90021 a PO Box ZIP code?

90021 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “90021 ZIP Code — Los Angeles, California (Los Angeles County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/90021

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