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 — CITY/CA/FORT-IRWIN

Fort Irwin ZIP code, California

The ZIP code for Fort Irwin, CA is 92310, and its area codes are 760 and 442.

USPS city name
1 ZIP code
Population
8,419
Area codes
760, 442

Fort Irwin in numbers

About 8,419 people live in Fort Irwin, in 2,798 households. The median household income is $76,107 a year, 23% below the California median of $99,122 (US: $80,734). Median gross rent is $1,818 a month. The median age is 23.6; 34.8% of adults 25 and over hold a bachelor's degree or higher (37.1% across California); the average commute takes 9 minutes.

Population8,419Fort Irwin8,419
Households2,798Fort Irwin2,798
Median age23.6Fort Irwin23.6California37.9US 38.9
Median household income$76,107Fort Irwin$76,107California$99,122US $80,734
Median gross rent$1,818Fort Irwin$1,818California$2,036US $1,413
Bachelor's degree or higher34.8%Fort Irwin34.8%California37.1%US 35.7%
Mean commute9.4 minFort Irwin9.4 minCalifornia28.7 minUS 26.4 min
Population density1,209 / sq miFort Irwin1,209 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Fort Irwin CDP. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Fort Irwin

ZIP codes with the USPS city name Fort Irwin
ZIP City Type Population Median income Median home
92310 Fort Irwin , CA Standard 8,419 $76,107 —

Map of Fort Irwin ZIP codes

92310

The ZIP codes of Fort Irwin, CA, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Fort Irwin

The nearest larger towns are Barstow (25,100 people, 33 mi), Apple Valley (75,473 people, 58 mi) and Ridgecrest (28,225 people, 61 mi).

More nearby: every ZIP code in San Bernardino County · California ZIP codes

Cite this page

zipcodes.pro. “Fort Irwin, CA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ca/fort-irwin

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