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/HAMILTON-CITY

Hamilton City ZIP code, California

The ZIP code for Hamilton City, CA is 95951, and its area codes are 530 and 837.

USPS city name
1 ZIP code
Population
2,267
Area codes
530, 837

NANPA lists no telephone rate centre for Hamilton City itself, so these are the area codes of the nearest one, Chico (7.1 miles). A town on an area-code boundary can differ from its neighbour.

Hamilton City in numbers

About 2,267 people live in Hamilton City, in 686 households. The median household income is $65,833 a year, 34% below the California median of $99,122 (US: $80,734). The median owner-occupied home is valued at $302,800 (59% below the California median), and median gross rent is $903 a month. The median age is 28.2; 4.1% of adults 25 and over hold a bachelor's degree or higher (37.1% across California); the average commute takes 25 minutes.

Population2,267Hamilton City2,267
Households686Hamilton City686
Median age28.2Hamilton City28.2California37.9US 38.9
Median household income$65,833Hamilton City$65,833California$99,122US $80,734
Median home value$302,800Hamilton City$302,800California$734,700US $332,700
Median gross rent$903Hamilton City$903California$2,036US $1,413
Bachelor's degree or higher4.1%Hamilton City4.1%California37.1%US 35.7%
Mean commute25.1 minHamilton City25.1 minCalifornia28.7 minUS 26.4 min
Population density5,543 / sq miHamilton City5,543 / sq mi

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

ZIP codes addressed as Hamilton City

ZIP codes with the USPS city name Hamilton City
ZIP City Type Population Median income Median home
95951 Hamilton City , CA Standard 2,698 $70,294 $330,100

Map of Hamilton City ZIP codes

95951

The ZIP codes of Hamilton City, 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 Hamilton City

The nearest larger towns are Orland (8,357 people, 9.3 mi), Chico (102,188 people, 10 mi) and Durham (5,340 people, 14 mi).

Towns near Hamilton City
TownPopulationDistance
Orland 8,357 9.3 mi
Chico 102,188 10.3 mi
Durham 5,340 14.1 mi
Corning 8,155 15.7 mi
Willows 6,190 18.7 mi
Paradise 7,392 21.5 mi
Magalia 7,389 22.0 mi
Thermalito 6,720 27.1 mi
Oroville 19,752 29.5 mi

More nearby: every ZIP code in Glenn County · California ZIP codes

Cite this page

zipcodes.pro. “Hamilton City, CA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ca/hamilton-city

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