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zipcodes.pro — ZIP/94582

94582

ZIP 94582 is in San Ramon, California, in Contra Costa County; area code 925; Pacific time. San Ramon has 2 ZIP codes; the other is 94583.

Type
Standard
Time zone
America/Los_Angeles
County
Contra Costa
Population
47,424
Coordinates
37.7653, -121.9154
☼ Live from 94582 — San Ramon, CA

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Where 94582 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 94582
  • 🔢 Type 94582 into a pocket calculator and turn it upside down: ZBShG — not quite a word, sorry.
  • ➕ As a number, 94,582 = 2 × 19 × 19 × 131. Its digits add up to 28, a total 1,520 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111000101110110
  • 🏠 Its numerical neighbours: 94581 (Napa, CA, 42 mi away) and 94583 (San Ramon, CA, 4 mi away).
  • 🔄 Backwards, 94582 becomes 28549, which is not a ZIP code at all.
  • 👥 52 other ZIP codes are made of exactly the same digits (24589, 24598, 24859, 24895, 24985, 25849, …). The farthest-flung twin is 28594 in Emerald Isle, NC, 2,490 miles away.
  • 🧭 Farther south than 60% of all ZIP codes, and farther west than 95%.
  • 🎯1,261 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 94582 and you would come out at 37.77°S, 58.08°E — 1,002 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 13.4 square miles of land, 94582 is bigger than 31% of ZIP codes — room for about 10 Central Parks.
🌙 The sky over 94582 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population47,424This ZIP47,424
Households16,466This ZIP16,466
Housing units16,781This ZIP16,781
Median age42.3This ZIP42.3California37.9US 38.9
Median household income$214,677This ZIP$214,677California$99,122US $80,734
Median home value$1,635,700This ZIP$1,635,700California$734,700US $332,700
Median gross rent$2,932This ZIP$2,932California$2,036US $1,413
Bachelor's degree or higher77.3%This ZIP77.3%
Mean commute36.2 minThis ZIP36.2 min
Population density3,536.2 / sq miThis ZIP3,536.2 / sq mi

Business and tax activity

Business establishments569This ZIP569
Employees2,450This ZIP2,450
Annual payroll$128,373,000This ZIP$128,373,000
Tax returns filed19,960This ZIP19,960
Total adjusted gross income$4,899,245,000This ZIP$4,899,245,000

Land area

Land area13.41 sq miThis ZIP13.41 sq mi
Water area0.02 sq miThis ZIP0.02 sq mi

Other place names in 94582

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

ZIP codes near 94582

ZIPCityDistance
94570 Moraga, CA 2.3 mi
94506 Danville, CA 2.9 mi
94588 Pleasanton, CA 3.4 mi
94568 Dublin, CA 3.5 mi
94583 San Ramon, CA 4.1 mi
94526 Danville, CA 5.1 mi
94528 Diablo, CA 5.8 mi
94537 Fremont, CA 5.9 mi
94540 Hayward, CA 5.9 mi
94557 Hayward, CA 5.9 mi

Find every ZIP code within 10 miles of 94582 →

Questions about this ZIP code

Where is ZIP code 94582?

94582 is in San Ramon, California, in Contra Costa County, part of the San Francisco-Oakland-Fremont, CA metropolitan area. Its published point location is 37.7653, -121.9154.

What county is 94582 in?

94582 lies in Contra Costa County.

What area code is 94582?

San Ramon uses area code 925, from NANPA's telephone records.

What time zone is 94582 in?

94582 uses America/Los_Angeles.

How many people live in 94582?

About 47,424 people live in ZIP code 94582, in 16,466 households, at 3,536.2 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 94582?

$214,677 a year, against $99,122 across California.

What ZIP codes are near 94582?

The closest are 94570 (2.3 mi), 94506 (2.9 mi), 94588 (3.4 mi), 94568 (3.5 mi) and 94583 (4.1 mi).

Is 94582 a PO Box ZIP code?

94582 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “94582 ZIP Code — San Ramon, California (Contra Costa County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/94582

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