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 — ZIP/94018

94018

ZIP 94018 is El Granada, California, in San Mateo County; area code 650; Pacific time.

Type
Standard
Time zone
America/Los_Angeles
County
San Mateo
Population
3,834
Coordinates
37.5060, -122.4733
☼ Live from 94018 — El Granada, CA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 94018 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 94018
  • 🔢 Type 94018 into a pocket calculator and turn it upside down: BIOhG — not quite a word, sorry.
  • ➕ As a number, 94,018 = 2 × 29 × 1621. Its digits add up to 22, a total 2,607 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110111101000010
  • 🏠 Its numerical neighbours: 94017 (Daly City, CA, 14 mi away) and 94019 (Half Moon Bay, CA, 5 mi away).
  • 🔄 Backwards, 94018 becomes 81049 — and that is a real ZIP code: Kim, CO, 1,046 miles away.
  • 👥 48 other ZIP codes are made of exactly the same digits (01984, 04918, 04981, 09184, 09418, 09814, …). The farthest-flung twin is 09814 in APO AE, a military post office, 8,084 miles away.
  • 🧭 Farther south than 61% of all ZIP codes, and farther west than 97%.
  • 🎯1,295 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 94018 and you would come out at 37.51°S, 57.53°E — 1,034 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 45m of daylight. Shortest: 9h 34m.
  • 📏 At 0.579 square miles of land, 94018 is bigger than 6% of ZIP codes — about 280 football fields.
🌙 The sky over 94018 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population3,834This ZIP3,834
Households1,563This ZIP1,563
Housing units1,576This ZIP1,576
Median age51.4This ZIP51.4California37.9US 38.9
Median household income$230,053This ZIP$230,053California$99,122US $80,734
Median home value$1,430,200This ZIP$1,430,200California$734,700US $332,700
Bachelor's degree or higher56.1%This ZIP56.1%
Mean commute28.8 minThis ZIP28.8 min
Population density6,621.8 / sq miThis ZIP6,621.8 / sq mi

Business and tax activity

Business establishments72This ZIP72
Employees717This ZIP717
Annual payroll$73,676,000This ZIP$73,676,000

Land area

Land area0.58 sq miThis ZIP0.58 sq mi
Water area0.00 sq mi

Other place names in 94018

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

ZIP codes near 94018

ZIPCityDistance
94038 Moss Beach, CA 2.1 mi
94037 Montara, CA 3.5 mi
94019 Half Moon Bay, CA 5.0 mi
94044 Pacifica, CA 7.0 mi
94010 Burlingame, CA 7.1 mi
94030 Millbrae, CA 7.5 mi
94011 Burlingame, CA 8.0 mi
94402 San Mateo, CA 8.2 mi
94497 San Mateo, CA 8.3 mi
94066 San Bruno, CA 8.5 mi

Find every ZIP code within 10 miles of 94018 →

Questions about this ZIP code

Where is ZIP code 94018?

94018 is in El Granada, California, in San Mateo County, part of the San Francisco-Oakland-Fremont, CA metropolitan area. Its published point location is 37.5060, -122.4733.

What county is 94018 in?

94018 lies in San Mateo County.

What area code is 94018?

El Granada uses area code 650, from NANPA's telephone records.

What time zone is 94018 in?

94018 uses America/Los_Angeles.

How many people live in 94018?

About 3,834 people live in ZIP code 94018, in 1,563 households, at 6,621.8 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 94018?

$230,053 a year, against $99,122 across California.

What ZIP codes are near 94018?

The closest are 94038 (2.1 mi), 94037 (3.5 mi), 94019 (5 mi), 94044 (7 mi) and 94010 (7.1 mi).

Is 94018 a PO Box ZIP code?

94018 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “94018 ZIP Code — El Granada, California (San Mateo County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/94018

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/94018.json

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