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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/94541

94541

ZIP 94541 is in Hayward, California, in Alameda County; area codes 510 and 341; Pacific time. Hayward has 7 ZIP codes in all.

Type
Standard
Time zone
America/Los_Angeles
County
Alameda
Population
67,139
Coordinates
37.6738, -122.0878
☼ Live from 94541 — Hayward, CA

Weather right now

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Local time: —

Where 94541 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 94541
  • 🔢 Type 94541 into a pocket calculator and turn it upside down: IhShG — not quite a word, sorry.
  • ➕ 94541 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 23, a total 2,533 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111000101001101
  • 🏠 Its numerical neighbours: 94540 (Hayward, CA, 9 mi away) and 94542 (Hayward, CA, 4 mi away).
  • 🔄 Backwards, 94541 becomes 14549 — and that is a real ZIP code: Silver Lake, NY, 2,325 miles away.
  • 👥 21 other ZIP codes are made of exactly the same digits (14549, 15449, 15944, 19454, 19544, 41549, …). The farthest-flung twin is 19454 in North Wales, PA, 2,494 miles away.
  • 🧭 Farther south than 60% of all ZIP codes, and farther west than 96%.
  • 🎯1,272 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 94541 and you would come out at 37.67°S, 57.91°E — 1,013 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 46m of daylight. Shortest: 9h 33m.
  • 📏 At 7.5 square miles of land, 94541 is bigger than 23% of ZIP codes — room for about 5.7 Central Parks.
🌙 The sky over 94541 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population67,139This ZIP67,139
Households21,584This ZIP21,584
Housing units22,934This ZIP22,934
Median age38.2This ZIP38.2California37.9US 38.9
Median household income$105,729This ZIP$105,729California$99,122US $80,734
Median home value$812,000This ZIP$812,000California$734,700US $332,700
Median gross rent$2,239This ZIP$2,239California$2,036US $1,413
Bachelor's degree or higher30.6%This ZIP30.6%
Mean commute32.8 minThis ZIP32.8 min
Population density9,004.7 / sq miThis ZIP9,004.7 / sq mi

Business and tax activity

Business establishments1,089This ZIP1,089
Employees12,202This ZIP12,202
Annual payroll$597,317,000This ZIP$597,317,000
Tax returns filed30,710This ZIP30,710
Total adjusted gross income$2,438,347,000This ZIP$2,438,347,000

Land area

Land area7.46 sq miThis ZIP7.46 sq mi
Water area0.02 sq miThis ZIP0.02 sq mi

Other place names in 94541

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

ZIP codes near 94541

ZIPCityDistance
94543 Hayward, CA 0.5 mi
94580 San Lorenzo, CA 2.5 mi
94578 San Leandro, CA 3.1 mi
94544 Hayward, CA 3.3 mi
94542 Hayward, CA 3.6 mi
94545 Hayward, CA 3.6 mi
94579 San Leandro, CA 3.9 mi
94552 Castro Valley, CA 4.9 mi
94546 Castro Valley, CA 5.0 mi
94577 San Leandro, CA 5.3 mi

Find every ZIP code within 10 miles of 94541 →

Questions about this ZIP code

Where is ZIP code 94541?

94541 is in Hayward, California, in Alameda County, part of the San Francisco-Oakland-Fremont, CA metropolitan area. Its published point location is 37.6738, -122.0878.

What county is 94541 in?

94541 lies in Alameda County.

What area code is 94541?

Hayward uses area codes 510 and 341, from NANPA's telephone records.

What time zone is 94541 in?

94541 uses America/Los_Angeles.

How many people live in 94541?

About 67,139 people live in ZIP code 94541, in 21,584 households, at 9,004.7 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 94541?

$105,729 a year, against $99,122 across California.

What ZIP codes are near 94541?

The closest are 94543 (0.5 mi), 94580 (2.5 mi), 94578 (3.1 mi), 94544 (3.3 mi) and 94542 (3.6 mi).

Is 94541 a PO Box ZIP code?

94541 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “94541 ZIP Code — Hayward, California (Alameda County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/94541

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