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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/91306

91306

ZIP 91306 is in Winnetka, California, in Los Angeles County; area codes 818 and 747; Pacific time. Winnetka has 2 ZIP codes; the other is 91396.

Type
Standard
Time zone
America/Los_Angeles
County
Los Angeles
Population
47,176
Coordinates
34.2095, -118.5776
☼ Live from 91306 — Winnetka, CA

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Local time: —

Where 91306 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 91306
  • 🔢 Type 91306 into a pocket calculator and turn it upside down: gOEIG — not quite a word, sorry.
  • ➕ As a number, 91,306 = 2 × 71 × 643. Its digits add up to 19, a total 2,454 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110010010101010
  • 🏠 Its numerical neighbours: 91305 (Canoga Park, CA, 1 mi away) and 91307 (West Hills, CA, 5 mi away).
  • 🔄 Backwards, 91306 becomes 60319, which is not a ZIP code at all.
  • 👥 53 other ZIP codes are made of exactly the same digits (01936, 06913, 09136, 09613, 10963, 13069, …). The farthest-flung twin is 09613 in APO AE, a military post office, 6,175 miles away.
  • 🧭 Farther south than 77% of all ZIP codes, and farther west than 92%.
  • 🎯1,166 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 91306 and you would come out at 34.21°S, 61.42°E — 990 miles from Saint-Denis, Reunion, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 26m of daylight. Shortest: 9h 52m.
  • 📏 At 4.2 square miles of land, 91306 is bigger than 17% of ZIP codes — room for about 3.2 Central Parks.
🌙 The sky over 91306 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population47,176This ZIP47,176
Households14,709This ZIP14,709
Housing units15,303This ZIP15,303
Median age39.0This ZIP39.0California37.9US 38.9
Median household income$93,151This ZIP$93,151California$99,122US $80,734
Median home value$800,000This ZIP$800,000California$734,700US $332,700
Median gross rent$1,925This ZIP$1,925California$2,036US $1,413
Bachelor's degree or higher30.9%This ZIP30.9%
Mean commute29.8 minThis ZIP29.8 min
Population density11,345.8 / sq miThis ZIP11,345.8 / sq mi

Business and tax activity

Business establishments641This ZIP641
Employees4,276This ZIP4,276
Annual payroll$174,958,000This ZIP$174,958,000
Tax returns filed22,060This ZIP22,060
Total adjusted gross income$1,389,391,000This ZIP$1,389,391,000

Land area

Land area4.16 sq miThis ZIP4.16 sq mi
Water area0.02 sq miThis ZIP0.02 sq mi

Other place names in 91306

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

ZIP codes near 91306

ZIPCityDistance
91396 Winnetka, CA 0.4 mi
91305 Canoga Park, CA 1.3 mi
91309 Canoga Park, CA 1.3 mi
91303 Canoga Park, CA 1.6 mi
91371 Woodland Hills, CA 1.7 mi
91335 Reseda, CA 2.2 mi
91337 Reseda, CA 2.4 mi
91324 Northridge, CA 2.5 mi
91327 Northridge, CA 2.7 mi
91328 Northridge, CA 2.7 mi

Find every ZIP code within 10 miles of 91306 →

Questions about this ZIP code

Where is ZIP code 91306?

91306 is in Winnetka, California, in Los Angeles County, part of the Los Angeles-Long Beach-Anaheim, CA metropolitan area. Its published point location is 34.2095, -118.5776.

What county is 91306 in?

91306 lies in Los Angeles County.

What area code is 91306?

Winnetka uses area codes 818 and 747, from NANPA's telephone records.

What time zone is 91306 in?

91306 uses America/Los_Angeles.

How many people live in 91306?

About 47,176 people live in ZIP code 91306, in 14,709 households, at 11,345.8 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 91306?

$93,151 a year, against $99,122 across California.

What ZIP codes are near 91306?

The closest are 91396 (0.4 mi), 91305 (1.3 mi), 91309 (1.3 mi), 91303 (1.6 mi) and 91371 (1.7 mi).

Is 91306 a PO Box ZIP code?

91306 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “91306 ZIP Code — Winnetka, California (Los Angeles County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/91306

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