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/PRINCETON

Princeton ZIP code, California

The ZIP code for Princeton, CA is 95970, and its area code is 530.

USPS city name
1 ZIP code
Overlapping the city
1 more
Population
365
Area code
530

Mail addressed to Princeton uses the ZIP code above. 1 more ZIP code covers part of the city but is addressed as somewhere else; they are listed separately below.

Princeton in numbers

About 365 people live in Princeton, in 124 households. The median household income is $53,750 a year, 46% below the California median of $99,122 (US: $80,734). The median owner-occupied home is valued at $295,800 (60% below the California median), and median gross rent is $1,195 a month. The median age is 26.5; 7.5% of adults 25 and over hold a bachelor's degree or higher (37.1% across California); the average commute takes 33 minutes.

Population365Princeton365
Households124Princeton124
Median age26.5Princeton26.5California37.9US 38.9
Median household income$53,750Princeton$53,750California$99,122US $80,734
Median home value$295,800Princeton$295,800California$734,700US $332,700
Median gross rent$1,195Princeton$1,195California$2,036US $1,413
Bachelor's degree or higher7.5%Princeton7.5%California37.1%US 35.7%
Mean commute33.1 minPrinceton33.1 minCalifornia28.7 minUS 26.4 min
Population density250 / sq miPrinceton250 / sq mi

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

ZIP codes addressed as Princeton

ZIP codes with the USPS city name Princeton
ZIP City Type Population Median income Median home
95970 Princeton , CA Standard 453 $69,000 $371,400

Other ZIP codes overlapping Princeton

These ZIP codes cover part of Princeton but are addressed as somewhere else.

ZIP codes overlapping Princeton
ZIP City Type Population Median income Median home
95932 Colusa , CA Standard 7,701 $66,964 $389,600

Map of Princeton ZIP codes

95970

The ZIP codes of Princeton, 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 Princeton

The nearest larger towns are Willows (6,190 people, 12 mi), Maxwell (1,245 people, 13 mi) and Colusa (6,505 people, 14 mi).

Towns near Princeton
TownPopulationDistance
Willows 6,190 12.4 mi
Colusa 6,505 13.9 mi
Gridley 7,330 17.4 mi
Williams 5,585 18.5 mi
Durham 5,340 19.9 mi
Live Oak 9,347 20.9 mi
Sutter 2,532 22.3 mi
Thermalito 6,720 23.5 mi
Oroville 19,752 25.3 mi
Orland 8,357 25.4 mi
South Oroville 2,846 25.9 mi
Palermo 5,266 26.6 mi
Arbuckle 3,093 26.9 mi
Chico 102,188 26.9 mi

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

Cite this page

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

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