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/WALNUT-GROVE

Walnut Grove ZIP code, California

The ZIP code for Walnut Grove, CA is 95690, and its area codes are 916 and 279.

USPS city name
1 ZIP code
Overlapping the city
2 more
Population
926
Area codes
916, 279

Mail addressed to Walnut Grove uses the ZIP code above. 2 more ZIP codes cover part of the city but are addressed as somewhere else; they are listed separately below.

Walnut Grove in numbers

About 926 people live in Walnut Grove, in 416 households. The median household income is $78,878 a year, 20% below the California median of $99,122 (US: $80,734). The median owner-occupied home is valued at $561,500 (24% below the California median), and median gross rent is $1,471 a month. The median age is 40.1; 40.2% of adults 25 and over hold a bachelor's degree or higher (37.1% across California); the average commute takes 34 minutes.

Population926Walnut Grove926
Households416Walnut Grove416
Median age40.1Walnut Grove40.1California37.9US 38.9
Median household income$78,878Walnut Grove$78,878California$99,122US $80,734
Median home value$561,500Walnut Grove$561,500California$734,700US $332,700
Median gross rent$1,471Walnut Grove$1,471California$2,036US $1,413
Bachelor's degree or higher40.2%Walnut Grove40.2%California37.1%US 35.7%
Mean commute33.8 minWalnut Grove33.8 minCalifornia28.7 minUS 26.4 min
Population density91 / sq miWalnut Grove91 / sq mi

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

ZIP codes addressed as Walnut Grove

ZIP codes with the USPS city name Walnut Grove
ZIP City Type Population Median income Median home
95690 Walnut Grove , CA Standard 2,431 $90,104 $682,200

Other ZIP codes overlapping Walnut Grove

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

ZIP codes overlapping Walnut Grove
ZIP City Type Population Median income Median home
95641 Isleton , CA Standard 2,214 $74,886 $246,700
95680 Ryde , CA Standard 11 — —

Map of Walnut Grove ZIP codes

95690

The ZIP codes of Walnut Grove, 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 Walnut Grove

The nearest larger towns are Rio Vista (10,102 people, 10 mi), Galt (25,962 people, 13 mi) and Woodbridge (4,144 people, 13 mi).

Towns near Walnut Grove
TownPopulationDistance
Rio Vista 10,102 10.5 mi
Galt 25,962 12.9 mi
Woodbridge 4,144 13.4 mi
Elk Grove 179,155 13.9 mi
Collierville 2,546 14.9 mi
Lodi 67,607 16.0 mi
Florin 50,211 17.6 mi
Parkway 15,397 17.8 mi
Lemon Hill 15,312 18.9 mi
Vineyard 43,751 19.2 mi
Oakley 45,183 19.6 mi
Fruitridge Pocket 6,095 20.0 mi
Lincoln Village 4,241 20.2 mi
Dixon 19,683 20.8 mi

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

Cite this page

zipcodes.pro. “Walnut Grove, CA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ca/walnut-grove

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