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-GATE

South Gate ZIP code, California

The ZIP code for South Gate, CA is 90280.

USPS city name
1 ZIP code
Overlapping the city
1 more
Population
91,483

Mail addressed to South Gate 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.

South Gate in numbers

About 91,483 people live in South Gate, in 25,199 households. The median household income is $74,571 a year, 25% below the California median of $99,122 (US: $80,734). The median owner-occupied home is valued at $636,300 (13% below the California median), and median gross rent is $1,531 a month. The median age is 36.3; 11.3% of adults 25 and over hold a bachelor's degree or higher (37.1% across California); the average commute takes 33 minutes.

Population91,483South Gate91,483
Households25,199South Gate25,199
Median age36.3South Gate36.3California37.9US 38.9
Median household income$74,571South Gate$74,571California$99,122US $80,734
Median home value$636,300South Gate$636,300California$734,700US $332,700
Median gross rent$1,531South Gate$1,531California$2,036US $1,413
Bachelor's degree or higher11.3%South Gate11.3%California37.1%US 35.7%
Mean commute32.5 minSouth Gate32.5 minCalifornia28.7 minUS 26.4 min
Population density12,641 / sq miSouth Gate12,641 / sq mi

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

ZIP codes addressed as South Gate

ZIP codes with the USPS city name South Gate
ZIP City Type Population Median income Median home
90280 South Gate , CA Standard 91,365 $74,651 $636,300

Other ZIP codes overlapping South Gate

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

ZIP codes overlapping South Gate
ZIP City Type Population Median income Median home
90255 Huntington Park , CA Standard 69,349 $64,766 $579,700

Map of South Gate ZIP codes

90280

The ZIP codes of South Gate, 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 Gate

The nearest larger towns are Downey (110,939 people, 3.6 mi), Compton (92,698 people, 4.0 mi) and East Los Angeles (111,647 people, 6.2 mi).

Towns near South Gate
TownPopulationDistance
Lynwood 64,578 1.5 mi
Cudahy 22,087 1.5 mi
Walnut Park 14,958 2.4 mi
Bell 32,476 2.6 mi
Bell Gardens 38,229 2.6 mi
Huntington Park 53,108 2.8 mi
Willowbrook 21,681 3.0 mi
Maywood 24,317 3.1 mi
Florence-Graham 60,690 3.4 mi
East Rancho Dominguez 14,603 3.4 mi
Paramount 52,050 3.5 mi
Downey 110,939 3.6 mi
Compton 92,698 4.0 mi
Commerce 11,993 4.3 mi

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

Cite this page

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

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