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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/94127

94127

ZIP 94127 is in San Francisco, California, in San Francisco County; area codes 415 and 628; Pacific time. San Francisco has 51 ZIP codes in all.

Type
Standard
Time zone
America/Los_Angeles
County
San Francisco
Population
20,288
Coordinates
37.7360, -122.4572
☼ Live from 94127 — San Francisco, CA

Weather right now

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Local time: —

Where 94127 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 94127
  • 🔢 Type 94127 into a pocket calculator and turn it upside down: LZIhG — not quite a word, sorry.
  • ➕ As a number, 94,127 = 11 × 43 × 199. Its digits add up to 23, a total 2,533 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110111110101111
  • 🏠 Its numerical neighbours: 94126 (San Francisco, CA, 3 mi away) and 94128 (San Francisco, CA, 9 mi away).
  • 🔄 Backwards, 94127 becomes 72149 — and that is a real ZIP code: Searcy, AR, 1,708 miles away.
  • 👥 46 other ZIP codes are made of exactly the same digits (12749, 12974, 14729, 17249, 19472, 21749, …). The farthest-flung twin is 12974 in Port Henry, NY, 2,557 miles away.
  • 🧭 Farther south than 60% of all ZIP codes, and farther west than 97%.
  • 🎯1,290 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 94127 and you would come out at 37.74°S, 57.54°E — 1,020 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 47m of daylight. Shortest: 9h 33m.
  • 📏 At 1.9 square miles of land, 94127 is bigger than 11% of ZIP codes — room for about 1.4 Central Parks.
🌙 The sky over 94127 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population20,288This ZIP20,288
Households7,390This ZIP7,390
Housing units7,673This ZIP7,673
Median age46.7This ZIP46.7California37.9US 38.9
Median household income$214,167This ZIP$214,167California$99,122US $80,734
Median home value$1,847,400This ZIP$1,847,400California$734,700US $332,700
Median gross rent$3,399This ZIP$3,399California$2,036US $1,413
Bachelor's degree or higher69.0%This ZIP69.0%
Mean commute30.5 minThis ZIP30.5 min
Population density10,878.3 / sq miThis ZIP10,878.3 / sq mi

Business and tax activity

Business establishments529This ZIP529
Employees2,758This ZIP2,758
Annual payroll$164,206,000This ZIP$164,206,000
Tax returns filed10,000This ZIP10,000
Total adjusted gross income$2,825,262,000This ZIP$2,825,262,000

Land area

Land area1.87 sq miThis ZIP1.87 sq mi
Water area0.00 sq miThis ZIP0.00 sq mi

Other place names in 94127

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

ZIP codes near 94127

ZIPCityDistance
94131 San Francisco, CA 1.1 mi
94112 San Francisco, CA 1.3 mi
94116 San Francisco, CA 1.7 mi
94132 San Francisco, CA 1.8 mi
94143 San Francisco, CA 1.9 mi
94114 San Francisco, CA 1.9 mi
94016 Daly City, CA 2.1 mi
94017 Daly City, CA 2.1 mi
94122 San Francisco, CA 2.2 mi
94117 San Francisco, CA 2.5 mi

Find every ZIP code within 10 miles of 94127 →

Questions about this ZIP code

Where is ZIP code 94127?

94127 is in San Francisco, California, in San Francisco County, part of the San Francisco-Oakland-Fremont, CA metropolitan area. Its published point location is 37.7360, -122.4572.

What county is 94127 in?

94127 lies in San Francisco County.

What area code is 94127?

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

What time zone is 94127 in?

94127 uses America/Los_Angeles.

How many people live in 94127?

About 20,288 people live in ZIP code 94127, in 7,390 households, at 10,878.3 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 94127?

$214,167 a year, against $99,122 across California.

What ZIP codes are near 94127?

The closest are 94131 (1.1 mi), 94112 (1.3 mi), 94116 (1.7 mi), 94132 (1.8 mi) and 94143 (1.9 mi).

Is 94127 a PO Box ZIP code?

94127 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “94127 ZIP Code — San Francisco, California (San Francisco County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/94127

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