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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/90290

90290

ZIP 90290 is Topanga, California, in Los Angeles County; Pacific time.

Type
Standard
Time zone
America/Los_Angeles
County
Los Angeles
Population
6,315
Coordinates
34.1078, -118.6162
☼ Live from 90290 — Topanga, CA

Weather right now

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NEXRAD radar
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Local time: —

Where 90290 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 90290
  • 🔢 Type 90290 into a pocket calculator and turn it upside down: OGZOG — not quite a word, sorry.
  • ➕ As a number, 90,290 = 2 × 5 × 9029. Its digits add up to 20, a total 2,586 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110000010110010
  • 🏠 Its numerical neighbours: 90280 (South Gate, CA, 27 mi away) and 90291 (Venice, CA, 12 mi away).
  • 🔄 Backwards, 90290 becomes 09209, which is not a ZIP code at all.
  • 👥 7 other ZIP codes are made of exactly the same digits (00929, 02909, 29009, 90029, 90209, 92009, …). The farthest-flung twin is 00929 in San Juan, PR, 3,388 miles away.
  • 🧭 Farther south than 78% of all ZIP codes, and farther west than 92%.
  • 🎯1,171 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 90290 and you would come out at 34.11°S, 61.38°E — 983 miles from Saint-Denis, Reunion, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 26m of daylight. Shortest: 9h 53m.
  • 📏 At 18.7 square miles of land, 90290 is bigger than 36% of ZIP codes — room for about 14 Central Parks.
🌙 The sky over 90290 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population6,315This ZIP6,315
Households2,359This ZIP2,359
Housing units2,808This ZIP2,808
Median age46.4This ZIP46.4California37.9US 38.9
Median household income$149,304This ZIP$149,304California$99,122US $80,734
Median home value$1,567,700This ZIP$1,567,700California$734,700US $332,700
Median gross rent$3,500+This ZIP$3,500+California$2,036US $1,413
Bachelor's degree or higher66.2%This ZIP66.2%
Mean commute31.9 minThis ZIP31.9 min
Population density337.2 / sq miThis ZIP337.2 / sq mi

Business and tax activity

Business establishments318This ZIP318
Employees1,099This ZIP1,099
Annual payroll$64,861,000This ZIP$64,861,000
Tax returns filed2,940This ZIP2,940
Total adjusted gross income$555,900,000This ZIP$555,900,000

Land area

Land area18.73 sq miThis ZIP18.73 sq mi
Water area0.01 sq miThis ZIP0.01 sq mi

Other place names in 90290

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

ZIP codes near 90290

ZIPCityDistance
91302 Calabasas, CA 3.2 mi
91364 Woodland Hills, CA 3.5 mi
91372 Calabasas, CA 3.7 mi
91365 Woodland Hills, CA 4.2 mi
90272 Pacific Palisades, CA 4.8 mi
91367 Woodland Hills, CA 4.8 mi
91356 Tarzana, CA 5.1 mi
91357 Tarzana, CA 5.8 mi
91371 Woodland Hills, CA 5.8 mi
91303 Canoga Park, CA 6.3 mi

Find every ZIP code within 10 miles of 90290 →

Questions about this ZIP code

Where is ZIP code 90290?

90290 is in Topanga, California, in Los Angeles County, part of the Los Angeles-Long Beach-Anaheim, CA metropolitan area. Its published point location is 34.1078, -118.6162.

What county is 90290 in?

90290 lies in Los Angeles County.

What time zone is 90290 in?

90290 uses America/Los_Angeles.

How many people live in 90290?

About 6,315 people live in ZIP code 90290, in 2,359 households, at 337.2 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 90290?

$149,304 a year, against $99,122 across California.

What ZIP codes are near 90290?

The closest are 91302 (3.2 mi), 91364 (3.5 mi), 91372 (3.7 mi), 91365 (4.2 mi) and 90272 (4.8 mi).

Is 90290 a PO Box ZIP code?

90290 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “90290 ZIP Code — Topanga, California (Los Angeles County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/90290

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