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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/94952

94952

ZIP 94952 is in Petaluma, California, mostly in Marin County; area codes 707 and 369; Pacific time. Petaluma has 6 ZIP codes; the others are 94953, 94954, 94955, 94975 and 94999.

Type
Standard
Time zone
America/Los_Angeles
County
Marin +1 more
Population
33,785
Coordinates
38.2346, -122.7604
☼ Live from 94952 — Petaluma, CA

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Where 94952 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 94952
  • 🔢 Type 94952 into a pocket calculator and turn it upside down: ZSGhG — not quite a word, sorry.
  • ➕ As a number, 94,952 = 2 × 2 × 2 × 11 × 13 × 83. Its digits add up to 29, a total 1,296 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111001011101000
  • 🏠 Its numerical neighbours: 94951 (Penngrove, CA, 9 mi away) and 94953 (Petaluma, CA, 7 mi away).
  • 🔄 Backwards, 94952 becomes 25949, which is not a ZIP code at all.
  • 👥 21 other ZIP codes are made of exactly the same digits (24599, 29594, 29945, 45299, 49259, 49925, …). The farthest-flung twin is 29594 in Tatum, SC, 2,392 miles away.
  • 🧭 Farther south than 57% of all ZIP codes, and farther west than 97%.
  • 🎯1,299 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 94952 and you would come out at 38.23°S, 57.24°E — 1,001 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 50m of daylight. Shortest: 9h 30m.
  • 📏 At 198.5 square miles of land, 94952 is bigger than 91% of ZIP codes — room for about 151 Central Parks.
🌙 The sky over 94952 today
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🌋 Shake report
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Source: USGS.

People and housing

Population33,785This ZIP33,785
Households13,985This ZIP13,985
Housing units14,908This ZIP14,908
Median age43.8This ZIP43.8California37.9US 38.9
Median household income$117,343This ZIP$117,343California$99,122US $80,734
Median home value$1,041,100This ZIP$1,041,100California$734,700US $332,700
Median gross rent$2,278This ZIP$2,278California$2,036US $1,413
Bachelor's degree or higher46.8%This ZIP46.8%
Mean commute28.1 minThis ZIP28.1 min
Population density170.2 / sq miThis ZIP170.2 / sq mi

Business and tax activity

Business establishments1,360This ZIP1,360
Employees14,859This ZIP14,859
Annual payroll$1,090,449,000This ZIP$1,090,449,000
Tax returns filed16,090This ZIP16,090
Total adjusted gross income$2,209,341,000This ZIP$2,209,341,000

Land area

Land area198.52 sq miThis ZIP198.52 sq mi
Water area2.52 sq miThis ZIP2.52 sq mi

Counties 94952 spans

A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.

CountyShare of this ZIP
Marin County 51.5%
Sonoma County 48.5%

Other place names in 94952

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

ZIP codes near 94952

ZIPCityDistance
94999 Petaluma, CA 6.0 mi
94931 Cotati, CA 6.7 mi
94953 Petaluma, CA 6.7 mi
94955 Petaluma, CA 6.7 mi
94975 Petaluma, CA 6.7 mi
94971 Tomales, CA 7.4 mi
94940 Marshall, CA 7.4 mi
94926 Rohnert Park, CA 7.9 mi
94927 Rohnert Park, CA 7.9 mi
94928 Rohnert Park, CA 8.5 mi

Find every ZIP code within 10 miles of 94952 →

Questions about this ZIP code

Where is ZIP code 94952?

94952 is in Petaluma, California, in Marin County, part of the San Francisco-Oakland-Fremont, CA metropolitan area. Its published point location is 38.2346, -122.7604.

What county is 94952 in?

94952 spans 2 counties: Marin County and Sonoma County. Most of it falls in Marin County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.

What area code is 94952?

Petaluma uses area codes 707 and 369, from NANPA's telephone records.

What time zone is 94952 in?

94952 uses America/Los_Angeles.

How many people live in 94952?

About 33,785 people live in ZIP code 94952, in 13,985 households, at 170.2 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 94952?

$117,343 a year, against $99,122 across California.

What ZIP codes are near 94952?

The closest are 94999 (6 mi), 94931 (6.7 mi), 94953 (6.7 mi), 94955 (6.7 mi) and 94975 (6.7 mi).

Is 94952 a PO Box ZIP code?

94952 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “94952 ZIP Code — Petaluma, California (Marin County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/94952

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