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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/95023

95023

ZIP 95023 is in Hollister, California, mostly in San Benito County; area code 831; Pacific time. Hollister has 2 ZIP codes; the other is 95024.

Type
Standard
Time zone
America/Los_Angeles
County
San Benito +1 more
Population
59,889
Coordinates
36.9200, -121.3222
☼ Live from 95023 — Hollister, CA

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Local time: —

Where 95023 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 95023
  • 🔢 Type 95023 into a pocket calculator and turn it upside down: EZOSG — not quite a word, sorry.
  • ➕ As a number, 95,023 = 167 × 569. Its digits add up to 19, a total 2,454 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111001100101111
  • 🏠 Its numerical neighbours: 95021 (Gilroy, CA, 15 mi away) and 95024 (Hollister, CA, 6 mi away).
  • 🔄 Backwards, 95023 becomes 32059 — and that is a real ZIP code: Lee, FL, 2,220 miles away.
  • 👥 57 other ZIP codes are made of exactly the same digits (02359, 02539, 03259, 03592, 09235, 09352, …). The farthest-flung twin is 09352 in APO AE, a military post office, 5,786 miles away.
  • 🧭 Farther south than 65% of all ZIP codes, and farther west than 94%.
  • 🎯1,245 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 95023 and you would come out at 36.92°S, 58.68°E — 1,035 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 42m of daylight. Shortest: 9h 37m.
  • 📏 At 394.8 square miles of land, 95023 is bigger than 96% of ZIP codes — room for about 300 Central Parks.
🌙 The sky over 95023 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population59,889This ZIP59,889
Households17,897This ZIP17,897
Housing units18,404This ZIP18,404
Median age35.6This ZIP35.6California37.9US 38.9
Median household income$116,314This ZIP$116,314California$99,122US $80,734
Median home value$784,100This ZIP$784,100California$734,700US $332,700
Median gross rent$1,949This ZIP$1,949California$2,036US $1,413
Bachelor's degree or higher22.1%This ZIP22.1%
Mean commute37.4 minThis ZIP37.4 min
Population density151.7 / sq miThis ZIP151.7 / sq mi

Business and tax activity

Business establishments1,012This ZIP1,012
Employees11,493This ZIP11,493
Annual payroll$674,557,000This ZIP$674,557,000
Tax returns filed27,320This ZIP27,320
Total adjusted gross income$2,430,488,000This ZIP$2,430,488,000

Land area

Land area394.83 sq miThis ZIP394.83 sq mi
Water area0.71 sq miThis ZIP0.71 sq mi

Counties 95023 spans

A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.

CountyShare of this ZIP
San Benito County 63.5%
Santa Clara County 36.5%

Other place names in 95023

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

ZIP codes near 95023

ZIPCityDistance
95024 Hollister, CA 6.0 mi
95075 Tres Pinos, CA 11.3 mi
95045 San Juan Bautista, CA 12.7 mi
95020 Gilroy, CA 14.7 mi
95021 Gilroy, CA 15.0 mi
95004 Aromas, CA 17.3 mi
95046 San Martin, CA 19.7 mi
93907 Salinas, CA 21.8 mi
93906 Salinas, CA 22.0 mi
93905 Salinas, CA 22.6 mi

Find every ZIP code within 10 miles of 95023 →

Questions about this ZIP code

Where is ZIP code 95023?

95023 is in Hollister, California, in San Benito County, part of the San Jose-Sunnyvale-Santa Clara, CA metropolitan area. Its published point location is 36.9200, -121.3222.

What county is 95023 in?

95023 spans 2 counties: San Benito County and Santa Clara County. Most of it falls in San Benito County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.

What area code is 95023?

Hollister uses area code 831, from NANPA's telephone records.

What time zone is 95023 in?

95023 uses America/Los_Angeles.

How many people live in 95023?

About 59,889 people live in ZIP code 95023, in 17,897 households, at 151.7 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 95023?

$116,314 a year, against $99,122 across California.

What ZIP codes are near 95023?

The closest are 95024 (6 mi), 95075 (11.3 mi), 95045 (12.7 mi), 95020 (14.7 mi) and 95021 (15 mi).

Is 95023 a PO Box ZIP code?

95023 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “95023 ZIP Code — Hollister, California (San Benito County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/95023

Machine-readable version of these facts:

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