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 — CITY/CA/WINNETKA

Winnetka ZIP codes, California

Winnetka, CA has 2 ZIP codes (91306 and 91396) and area codes 818 and 747. The largest is 91306.

USPS city name
2 ZIP codes
Population
47,176
Area codes
818, 747

NANPA lists no telephone rate centre for Winnetka itself, so these are the area codes of the nearest one, Canoga Park (1.3 miles). A town on an area-code boundary can differ from its neighbour.

Winnetka in numbers

About 47,176 people live in Winnetka, in 14,709 households. The median household income is $93,151 a year, 6% below the California median of $99,122 (US: $80,734). The median owner-occupied home is valued at $800,000 (9% above the California median).

Population47,176Winnetka47,176
Households14,709Winnetka14,709
Median household income$93,151Winnetka$93,151California$99,122US $80,734
Median home value$800,000Winnetka$800,000California$734,700US $332,700

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the 2 ZIP codes addressed as Winnetka, medians weighted by households. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Winnetka

ZIP codes with the USPS city name Winnetka
ZIP City Type Population Median income Median home
91306 Winnetka , CA Standard 47,176 $93,151 $800,000
91396 Winnetka , CA No street area — — —

Map of Winnetka ZIP codes

9130691396

The ZIP codes of Winnetka, CA, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Winnetka

The nearest larger towns are Simi Valley (125,634 people, 11 mi), Burbank (104,546 people, 14 mi) and Santa Monica (91,169 people, 15 mi).

Towns near Winnetka
TownPopulationDistance
Calabasas 22,669 7.5 mi
Topanga 8,885 8.1 mi
San Fernando 23,632 9.5 mi
Simi Valley 125,634 10.6 mi
Oak Park 13,757 11.1 mi
Agoura Hills 19,721 11.6 mi
Stevenson Ranch 20,990 12.2 mi
Beverly Hills 31,624 13.4 mi
Pepperdine University 3,087 14.0 mi
Burbank 104,546 14.3 mi
West Hollywood 34,884 14.4 mi
Santa Monica 91,169 14.5 mi
Santa Clarita 230,221 14.8 mi
Westlake Village 7,743 14.8 mi

More nearby: every ZIP code in Los Angeles County · California ZIP codes

Cite this page

zipcodes.pro. “Winnetka, CA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ca/winnetka

Underlying data is public domain or openly licensed — sources, vintages and licences.