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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/94938

94938

ZIP 94938 is Lagunitas, California, in Marin County; area codes 415 and 628; Pacific time.

Type
Standard
Time zone
America/Los_Angeles
County
Marin
Population
437
Coordinates
38.0302, -122.7295
☼ Live from 94938 — Lagunitas, CA

Weather right now

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Local time: —

Where 94938 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 94938
  • 🔢 Type 94938 into a pocket calculator and turn it upside down: BEGhG — not quite a word, sorry.
  • ➕ As a number, 94,938 = 2 × 3 × 15823. Its digits add up to 33, a total 456 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111001011011010
  • 🏠 Its numerical neighbours: 94937 (Inverness, CA, 12 mi away) and 94939 (Larkspur, CA, 12 mi away).
  • 🔄 Backwards, 94938 becomes 83949, which is not a ZIP code at all.
  • 👥 12 other ZIP codes are made of exactly the same digits (38949, 49839, 49893, 49938, 89439, 98349, …). The farthest-flung twin is 49839 in Grand Marais, MI, 1,941 miles away.
  • 🧭 Farther south than 58% of all ZIP codes, and farther west than 97%.
  • 🎯1,300 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 94938 and you would come out at 38.03°S, 57.27°E — 1,012 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 48m of daylight. Shortest: 9h 31m.
  • 📏 At 9.5 square miles of land, 94938 is bigger than 26% of ZIP codes — room for about 7.2 Central Parks.
🌙 The sky over 94938 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population437This ZIP437
Households223This ZIP223
Housing units300This ZIP300
Median age43.5This ZIP43.5California37.9US 38.9
Median home value$1,149,700This ZIP$1,149,700California$734,700US $332,700
Bachelor's degree or higher84.2%This ZIP84.2%
Mean commute31.1 minThis ZIP31.1 min
Population density46.1 / sq miThis ZIP46.1 / sq mi

Business and tax activity

Business establishments18This ZIP18
Employees48This ZIP48
Annual payroll$1,593,000This ZIP$1,593,000

Land area

Land area9.48 sq miThis ZIP9.48 sq mi
Water area0.00 sq mi

Other place names in 94938

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

ZIP codes near 94938

ZIPCityDistance
94950 Olema, CA 1.9 mi
94933 Forest Knolls, CA 2.4 mi
94946 Nicasio, CA 3.6 mi
94963 San Geronimo, CA 3.9 mi
94924 Bolinas, CA 4.4 mi
94956 Point Reyes Station, CA 4.9 mi
94973 Woodacre, CA 5.1 mi
94930 Fairfax, CA 7.5 mi
94947 Novato, CA 7.7 mi
94970 Stinson Beach, CA 8.1 mi

Find every ZIP code within 10 miles of 94938 →

Questions about this ZIP code

Where is ZIP code 94938?

94938 is in Lagunitas, California, in Marin County, part of the San Francisco-Oakland-Fremont, CA metropolitan area. Its published point location is 38.0302, -122.7295.

What county is 94938 in?

94938 lies in Marin County.

What area code is 94938?

Lagunitas uses area codes 415 and 628, from NANPA's telephone records.

What time zone is 94938 in?

94938 uses America/Los_Angeles.

How many people live in 94938?

About 437 people live in ZIP code 94938, in 223 households, at 46.1 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What ZIP codes are near 94938?

The closest are 94950 (1.9 mi), 94933 (2.4 mi), 94946 (3.6 mi), 94963 (3.9 mi) and 94924 (4.4 mi).

Is 94938 a PO Box ZIP code?

94938 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “94938 ZIP Code — Lagunitas, California (Marin County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/94938

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