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zipcodes.pro — ZIP/94587

94587

ZIP 94587 is Union City, California, in Alameda County; area codes 510 and 341; Pacific time.

Type
Standard
Time zone
America/Los_Angeles
County
Alameda
Population
67,464
Coordinates
37.5900, -122.0752
☼ Live from 94587 — Union City, CA

Weather right now

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NEXRAD radar
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Local time: —

Where 94587 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 94587
  • 🔢 Type 94587 into a pocket calculator and turn it upside down: LBShG — not quite a word, sorry.
  • ➕ As a number, 94,587 = 3 × 41 × 769. Its digits add up to 33, a total 456 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111000101111011
  • 🏠 Its numerical neighbours: 94586 (Sunol, CA, 12 mi away) and 94588 (Pleasanton, CA, 18 mi away).
  • 🔄 Backwards, 94587 becomes 78549 — and that is a real ZIP code: Hargill, TX, 1,597 miles away.
  • 👥 36 other ZIP codes are made of exactly the same digits (45789, 45879, 45897, 47598, 47859, 47958, …). The farthest-flung twin is 45789 in Wingett Run, OH, 2,190 miles away.
  • 🧭 Farther south than 61% 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 94587 and you would come out at 37.59°S, 57.92°E — 1,017 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 34m.
  • 📏 At 19.6 square miles of land, 94587 is bigger than 37% of ZIP codes — room for about 15 Central Parks.
🌙 The sky over 94587 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population67,464This ZIP67,464
Households21,240This ZIP21,240
Housing units21,901This ZIP21,901
Median age43.0This ZIP43.0California37.9US 38.9
Median household income$133,715This ZIP$133,715California$99,122US $80,734
Median home value$1,104,900This ZIP$1,104,900California$734,700US $332,700
Median gross rent$2,713This ZIP$2,713California$2,036US $1,413
Bachelor's degree or higher45.1%This ZIP45.1%
Mean commute31.9 minThis ZIP31.9 min
Population density3,436.6 / sq miThis ZIP3,436.6 / sq mi

Business and tax activity

Business establishments1,362This ZIP1,362
Employees22,663This ZIP22,663
Annual payroll$1,608,371,000This ZIP$1,608,371,000
Tax returns filed33,580This ZIP33,580
Total adjusted gross income$3,948,677,000This ZIP$3,948,677,000

Land area

Land area19.63 sq miThis ZIP19.63 sq mi
Water area1.12 sq miThis ZIP1.12 sq mi

Other place names in 94587

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

ZIP codes near 94587

ZIPCityDistance
94544 Hayward, CA 3.2 mi
94555 Fremont, CA 3.2 mi
94545 Hayward, CA 3.8 mi
94542 Hayward, CA 5.3 mi
94536 Fremont, CA 5.3 mi
94543 Hayward, CA 5.5 mi
94541 Hayward, CA 5.8 mi
94560 Newark, CA 6.4 mi
94580 San Lorenzo, CA 6.9 mi
94579 San Leandro, CA 8.0 mi

Find every ZIP code within 10 miles of 94587 →

Questions about this ZIP code

Where is ZIP code 94587?

94587 is in Union City, California, in Alameda County, part of the San Francisco-Oakland-Fremont, CA metropolitan area. Its published point location is 37.5900, -122.0752.

What county is 94587 in?

94587 lies in Alameda County.

What area code is 94587?

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

What time zone is 94587 in?

94587 uses America/Los_Angeles.

How many people live in 94587?

About 67,464 people live in ZIP code 94587, in 21,240 households, at 3,436.6 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 94587?

$133,715 a year, against $99,122 across California.

What ZIP codes are near 94587?

The closest are 94544 (3.2 mi), 94555 (3.2 mi), 94545 (3.8 mi), 94542 (5.3 mi) and 94536 (5.3 mi).

Is 94587 a PO Box ZIP code?

94587 is a standard ZIP code. A normal ZIP code with street delivery.

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zipcodes.pro. “94587 ZIP Code — Union City, California (Alameda County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/94587

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