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/SOUTH-PASADENA

South Pasadena ZIP codes, California

South Pasadena, CA has 2 ZIP codes: 91030 and 91031. The largest is 91030.

USPS city name
2 ZIP codes
Overlapping the city
1 more
Population
26,068

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

South Pasadena in numbers

About 26,068 people live in South Pasadena, in 10,220 households. The median household income is $127,175 a year, 28% above the California median of $99,122 (US: $80,734). The median owner-occupied home is valued at $1,640,000 (2.2 times the California median), and median gross rent is $2,284 a month. The median age is 40.5; 73.5% of adults 25 and over hold a bachelor's degree or higher (37.1% across California); the average commute takes 30 minutes.

Population26,068South Pasadena26,068
Households10,220South Pasadena10,220
Median age40.5South Pasadena40.5California37.9US 38.9
Median household income$127,175South Pasadena$127,175California$99,122US $80,734
Median home value$1,640,000South Pasadena$1,640,000California$734,700US $332,700
Median gross rent$2,284South Pasadena$2,284California$2,036US $1,413
Bachelor's degree or higher73.5%South Pasadena73.5%California37.1%US 35.7%
Mean commute29.9 minSouth Pasadena29.9 minCalifornia28.7 minUS 26.4 min
Population density7,647 / sq miSouth Pasadena7,647 / sq mi

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

ZIP codes addressed as South Pasadena

ZIP codes with the USPS city name South Pasadena
ZIP City Type Population Median income Median home
91030 South Pasadena , CA Standard 26,068 $127,175 $1,640,000
91031 South Pasadena , CA No street area — — —

Other ZIP codes overlapping South Pasadena

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

ZIP codes overlapping South Pasadena
ZIP City Type Population Median income Median home
91801 Alhambra , CA Standard 53,381 $89,156 $834,000

Map of South Pasadena ZIP codes

9103091031

The ZIP codes of South Pasadena, 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 South Pasadena

The nearest larger towns are Alhambra (81,022 people, 2.1 mi), San Gabriel (38,392 people, 3.5 mi) and Pasadena (136,969 people, 3.7 mi).

Towns near South Pasadena
TownPopulationDistance
Alhambra 81,022 2.1 mi
San Marino 12,216 2.7 mi
San Gabriel 38,392 3.5 mi
Pasadena 136,969 3.7 mi
Monterey Park 59,132 4.4 mi
East San Gabriel 23,410 4.4 mi
East Pasadena 5,479 4.9 mi
Rosemead 50,013 5.1 mi
East Los Angeles 111,647 5.4 mi
South San Gabriel 7,923 5.5 mi
Temple City 35,430 5.7 mi
Altadena 41,705 5.9 mi
Montebello 61,045 7.0 mi
Arcadia 55,170 7.1 mi

More nearby: every ZIP code in Los Angeles County · California ZIP codes

Cite this page

zipcodes.pro. “South Pasadena, CA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ca/south-pasadena

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