Residential delivery area · California
ZIP Code 90280: South Gate, CA
ZIP code 90280 is in South Gate, California, entirely in Los Angeles County (Census 2020 ZIP-county file). About 91,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $74,651 (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- South Gate · its only residential ZIP
- County
- Los Angeles County
- Census places
- South Gate
- Metro area
- Los Angeles-Long Beach-Anaheim, CA
- House district
- CA-44 119th Congress
- State
- California
- Time zone
- Pacific
- Land area
- 7.4 sq mi · 12,380 people per sq mi
Where is ZIP code 90280?
90280 centers on 33.944°, -118.193° and covers 7.4 square miles of land plus 0.2 of water. It borders 8 ZIP codes: 90262, 90201, 90255, 90002, 90242, 90723, 90241, 90001.
The map draws ZIP code areas only. For the streets inside 90280, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 90280 compare with the rest of Los Angeles County?
| Measure | 90280 | In Los Angeles County | In CA |
|---|---|---|---|
| People (ACS 2020-2024) | 91,365 | 9th of 301 | 12th of 1,802 |
| Median household income | $75k | 202nd of 265 | 906th of 1,189 |
| Median home value | $636k | 224th of 273 | 757th of 1,317 |
Its median household income is higher than in 54% of U.S. residential ZIP codes, and it is denser than 98% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 90280?
The 2020 Census counted 92,678 people in 90280; the ACS, which samples households over 2020-2024, estimates 91,365. Between the 2010 and 2020 censuses its population fell 1.8% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 91,365
- 2020 Census count
- 92,678−1.8% since 2010 (94,396)
- Households
- 25,164
- Median age
- 36.4
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 90280?
Of the 91,365 people the ACS estimates in 90280, 22.6% are under 18 and 12.4% are 65 or older. The largest group by race and Hispanic origin is Hispanic or Latino (95.1%).
- Under 1822.6%
- 18 to 6465.0%
- 65 and older12.4%
- Hispanic or Latino95.1%
- White, not Hispanic2.2%
- Asian, not Hispanic0.9%
- Black, not Hispanic0.9%
- Other or two or more0.8%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 90280 earn?
Median household income is $74,651 (ACS 2020-2024), the 202nd highest of the 265 ranked ZIP codes in Los Angeles County. It rose from $64,197 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $74,651
- Income per person
- $26,407
- Below the poverty line
- 12.7%
- Unemployed (of the labor force)
- 7.4%
- Adults 25+ with a bachelor's degree
- 11.3%
- Adjusted gross income per tax return, 2022
- $49,17341,020 returns; wages 85% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 90280?
FHFA's house price index for 90280, built from repeat sales and appraisals of the same homes, rose 97% from 2015 to 2025 and rose 42% from 2020 to 2025, and moved −3.0% in 2025.
- Median home value (owners' estimate)
- $636,300
- Median gross rent
- $1,531
- Homes owned by their occupants
- 45.4%
- Housing units
- 25,698
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 90280?
1,109 business establishments had a location in this ZIP code in 2023, 144 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade171
- Accommodation and food services163
- Other services (except public administration)115
- Transportation and warehousing109
- Health care and social assistance96
- Manufacturing90
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 90280?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 90262 | Lynwood | 64,235 | $75k | 1.5 mi |
| 90201 | Bell Gardens | 92,763 | $61k | 2.2 mi |
| 90255 | Huntington Park | 69,349 | $65k | 2.8 mi |
| 90002 | Los Angeles | 52,122 | $59k | 3.1 mi |
| 90242 | Downey | 40,767 | $89k | 3.4 mi |
| 90723 | Paramount | 52,050 | $75k | 3.5 mi |
| 90241 | Downey | 45,319 | $88k | 3.6 mi |
| 90001 | Los Angeles | 56,189 | $61k | 3.8 mi |
| 90270 | Maywood | 24,218 | $61k | 3.1 mi (near) |
| 90059 | Los Angeles | 37,511 | $56k | 3.4 mi (near) |
| 90222 | Compton | 32,340 | $78k | 3.4 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.