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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/90402

90402

ZIP 90402 is in Santa Monica, California, in Los Angeles County; Pacific time. Santa Monica has 11 ZIP codes in all.

Type
Standard
Time zone
America/Los_Angeles
County
Los Angeles
Population
11,337
Coordinates
34.0347, -118.5040
☼ Live from 90402 — Santa Monica, CA

Weather right now

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Local time: —

Where 90402 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 90402
  • 🔢 Type 90402 into a pocket calculator and turn it upside down: ZOhOG — not quite a word, sorry.
  • ➕ As a number, 90,402 = 2 × 3 × 13 × 19 × 61. Its digits add up to 15, a total 1,657 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110000100100010
  • 🏠 Its numerical neighbours: 90401 (Santa Monica, CA, 1 mi away) and 90403 (Santa Monica, CA, 1 mi away).
  • 🔄 Backwards, 90402 becomes 20409 — and that is a real ZIP code: Washington, DC, 2,310 miles away.
  • 👥 26 other ZIP codes are made of exactly the same digits (00924, 02904, 02940, 04029, 04092, 04290, …). The farthest-flung twin is 09420 in FPO AE, a military post office, 5,269 miles away.
  • 🧭 Farther south than 79% of all ZIP codes, and farther west than 92%.
  • 🎯1,168 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 90402 and you would come out at 34.03°S, 61.50°E — 981 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, 90402 is bigger than 12% of ZIP codes — room for about 1.6 Central Parks.
🌙 The sky over 90402 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population11,337This ZIP11,337
Households5,016This ZIP5,016
Housing units5,800This ZIP5,800
Median age52.7This ZIP52.7California37.9US 38.9
Median household income$159,100This ZIP$159,100California$99,122US $80,734
Median home value$2,000,000+This ZIP$2,000,000+California$734,700US $332,700
Median gross rent$2,691This ZIP$2,691California$2,036US $1,413
Bachelor's degree or higher77.9%This ZIP77.9%
Mean commute25.9 minThis ZIP25.9 min
Population density5,551.9 / sq miThis ZIP5,551.9 / sq mi

Business and tax activity

Business establishments482This ZIP482
Employees1,860This ZIP1,860
Annual payroll$148,400,000This ZIP$148,400,000
Tax returns filed5,150This ZIP5,150
Total adjusted gross income$3,425,341,000This ZIP$3,425,341,000

Land area

Land area2.04 sq miThis ZIP2.04 sq mi
Water area0.13 sq miThis ZIP0.13 sq mi

Other place names in 90402

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

ZIP codes near 90402

ZIPCityDistance
90403 Santa Monica, CA 0.7 mi
90406 Santa Monica, CA 1.3 mi
90407 Santa Monica, CA 1.3 mi
90408 Santa Monica, CA 1.3 mi
90409 Santa Monica, CA 1.3 mi
90410 Santa Monica, CA 1.3 mi
90411 Santa Monica, CA 1.3 mi
90401 Santa Monica, CA 1.4 mi
90404 Santa Monica, CA 1.8 mi
90405 Santa Monica, CA 2.4 mi

Find every ZIP code within 10 miles of 90402 →

Questions about this ZIP code

Where is ZIP code 90402?

90402 is in Santa Monica, California, in Los Angeles County, part of the Los Angeles-Long Beach-Anaheim, CA metropolitan area. Its published point location is 34.0347, -118.5040.

What county is 90402 in?

90402 lies in Los Angeles County.

What time zone is 90402 in?

90402 uses America/Los_Angeles.

How many people live in 90402?

About 11,337 people live in ZIP code 90402, in 5,016 households, at 5,551.9 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 90402?

$159,100 a year, against $99,122 across California.

What ZIP codes are near 90402?

The closest are 90403 (0.7 mi), 90406 (1.3 mi), 90407 (1.3 mi), 90408 (1.3 mi) and 90409 (1.3 mi).

Is 90402 a PO Box ZIP code?

90402 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “90402 ZIP Code — Santa Monica, California (Los Angeles County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/90402

Machine-readable version of these facts:

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