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/92104

92104

ZIP 92104 is in San Diego, California, in San Diego County; area codes 619 and 858; Pacific time. San Diego has 76 ZIP codes in all.

Type
Standard
Time zone
America/Los_Angeles
County
San Diego
Population
47,410
Coordinates
32.7419, -117.1278
☼ Live from 92104 — San Diego, CA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 92104 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 92104
  • 🔢 Type 92104 into a pocket calculator and turn it upside down: hOIZG — not quite a word, sorry.
  • ➕ As a number, 92,104 = 2 × 2 × 2 × 29 × 397. Its digits add up to 16, a total 1,922 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110011111001000
  • 🏠 Its numerical neighbours: 92103 (San Diego, CA, 2 mi away) and 92105 (San Diego, CA, 2 mi away).
  • 🔄 Backwards, 92104 becomes 40129 — and that is a real ZIP code: Hillview, KY, 1,800 miles away.
  • 👥 56 other ZIP codes are made of exactly the same digits (02149, 02914, 04219, 04291, 04912, 04921, …). The farthest-flung twin is 09142 in APO AE, a military post office, 5,935 miles away.
  • 🧭 Farther south than 85% of all ZIP codes, and farther west than 90%.
  • 🎯1,140 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 92104 and you would come out at 32.74°S, 62.87°E — 930 miles from Port Louis, Mauritius, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 19m of daylight. Shortest: 9h 59m.
  • 📏 At 3.7 square miles of land, 92104 is bigger than 16% of ZIP codes — room for about 2.8 Central Parks.
🌙 The sky over 92104 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population47,410This ZIP47,410
Households23,661This ZIP23,661
Housing units25,064This ZIP25,064
Median age35.2This ZIP35.2California37.9US 38.9
Median household income$94,014This ZIP$94,014California$99,122US $80,734
Median home value$914,700This ZIP$914,700California$734,700US $332,700
Median gross rent$1,993This ZIP$1,993California$2,036US $1,413
Bachelor's degree or higher54.8%This ZIP54.8%
Mean commute22.2 minThis ZIP22.2 min
Population density12,830.9 / sq miThis ZIP12,830.9 / sq mi

Business and tax activity

Business establishments1,056This ZIP1,056
Employees9,070This ZIP9,070
Annual payroll$361,664,000This ZIP$361,664,000
Tax returns filed24,520This ZIP24,520
Total adjusted gross income$2,149,222,000This ZIP$2,149,222,000

Land area

Land area3.70 sq miThis ZIP3.70 sq mi
Water area0.00 sq mi

Other place names in 92104

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

ZIP codes near 92104

ZIPCityDistance
92134 San Diego, CA 1.6 mi
92116 San Diego, CA 1.6 mi
92102 San Diego, CA 1.9 mi
92105 San Diego, CA 2.2 mi
92103 San Diego, CA 2.3 mi
92108 San Diego, CA 2.4 mi
92112 San Diego, CA 2.5 mi
92138 San Diego, CA 2.5 mi
92142 San Diego, CA 2.5 mi
92149 San Diego, CA 2.5 mi

Find every ZIP code within 10 miles of 92104 →

Questions about this ZIP code

Where is ZIP code 92104?

92104 is in San Diego, California, in San Diego County, part of the San Diego-Chula Vista-Carlsbad, CA metropolitan area. Its published point location is 32.7419, -117.1278.

What county is 92104 in?

92104 lies in San Diego County.

What area code is 92104?

San Diego uses area codes 619 and 858, from NANPA's telephone records.

What time zone is 92104 in?

92104 uses America/Los_Angeles.

How many people live in 92104?

About 47,410 people live in ZIP code 92104, in 23,661 households, at 12,830.9 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 92104?

$94,014 a year, against $99,122 across California.

What ZIP codes are near 92104?

The closest are 92134 (1.6 mi), 92116 (1.6 mi), 92102 (1.9 mi), 92105 (2.2 mi) and 92103 (2.3 mi).

Is 92104 a PO Box ZIP code?

92104 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “92104 ZIP Code — San Diego, California (San Diego County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/92104

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/92104.json

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