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/RIO-VISTA

Rio Vista ZIP code, California

The ZIP code for Rio Vista, CA is 94571, and its area code is 707.

USPS city name
1 ZIP code
Population
10,102
Area code
707

Rio Vista in numbers

About 10,102 people live in Rio Vista, in 5,013 households. The median household income is $89,306 a year, 10% below the California median of $99,122 (US: $80,734). The median owner-occupied home is valued at $489,700 (33% below the California median), and median gross rent is $1,724 a month. The median age is 63.8; 31.5% of adults 25 and over hold a bachelor's degree or higher (37.1% across California); the average commute takes 40 minutes.

Population10,102Rio Vista10,102
Households5,013Rio Vista5,013
Median age63.8Rio Vista63.8California37.9US 38.9
Median household income$89,306Rio Vista$89,306California$99,122US $80,734
Median home value$489,700Rio Vista$489,700California$734,700US $332,700
Median gross rent$1,724Rio Vista$1,724California$2,036US $1,413
Bachelor's degree or higher31.5%Rio Vista31.5%California37.1%US 35.7%
Mean commute40.3 minRio Vista40.3 minCalifornia28.7 minUS 26.4 min
Population density1,531 / sq miRio Vista1,531 / sq mi

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

ZIP codes addressed as Rio Vista

ZIP codes with the USPS city name Rio Vista
ZIP City Type Population Median income Median home
94571 Rio Vista , CA Standard 10,974 $87,740 $490,200

Map of Rio Vista ZIP codes

The ZIP codes of Rio Vista, 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 Rio Vista

The nearest larger towns are Oakley (45,183 people, 12 mi), Antioch (116,477 people, 15 mi) and Pittsburg (76,257 people, 15 mi).

Towns near Rio Vista
TownPopulationDistance
Oakley 45,183 12.5 mi
Antioch 116,477 14.6 mi
Pittsburg 76,257 15.3 mi
Brentwood 65,208 16.7 mi
Bay Point 24,231 17.3 mi
Suisun City 29,286 17.4 mi
Fairfield 120,785 18.8 mi
Vacaville 102,596 19.1 mi
Discovery Bay 14,911 19.4 mi
Dixon 19,683 19.8 mi
Clayton 10,937 20.5 mi
Woodbridge 4,144 21.4 mi
Concord 124,035 21.5 mi
Lodi 67,607 22.7 mi

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

Cite this page

zipcodes.pro. “Rio Vista, CA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ca/rio-vista

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