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US ZIP Code Profile

ZIP Code 90503
Torrance, California

ZIP code 90503 is in Torrance, located in Los Angeles County, California, within the Los Angeles-Long Beach-Anaheim metro area. Its 2020 Census population was 45,386. The estimated median adjusted gross income per tax return is $76,745, and about 17% of filers report $200,000 or more.

2020 Population
45,386
Census ZCTA
County
Los Angeles
FIPS 06037
Median income (est.)
$76,745
IRS SOI 2022
Land Area
5.305 mi²
+ 0.002 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityTorrance, CA
CountyLos Angeles County (FIPS 06037)
StateCalifornia (FIPS 06)
Metro Area (MSA)Los Angeles-Long Beach-Anaheim, CA Metro Area (31080)
Census Region / DivisionWest Region · Pacific Division
Coordinates33.839462, -118.3537
Land / Water Area5.305 mi² land · 0.002 mi² water

02Income & Economics

Distribution of the 21,270 individual tax returns filed in 90503 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
20.5%
$25K–$50K
15.7%
$50K–$75K
13.1%
$75K–$100K
10.4%
$100K–$200K
23.6%
$200K+
16.7%
The $200,000+ bracket accounts for 51% of 90503's total adjusted gross income, from 17% of returns — a concentration that drives the gap between the median ($76,745) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 90503's IRS income metrics, 2020–2022.

Median income (2021→2022)
$76,745
▲ 4.8%
Filers earning $200K+
16.7%
▲ 1.2 pt
Total filers
21,270
▼ 1.1%
GET /zipc/v2/zipcodes/90503/soi?year=… $66K 2020 $73K 2021 $77K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 90503 ZCTA.

2000
41,970
 
2010
44,383
▲ +5.7%
2020
45,386
▲ +2.3%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 90503. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 90503

Torrance and its immediate neighbors, sorted by distance.

3 mi
GET /zipc/v2/distance

Distance from 90503 to any ZIP

Enter a 5-digit ZIP to calculate the distance.

06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number057872
City AliasesTorrance

07Frequently Asked Questions

What county is ZIP code 90503 in?

ZIP code 90503 is in Los Angeles County, California (county FIPS code 06037).

What city is ZIP code 90503?

The primary USPS city for 90503 is Torrance, CA.

What metro area (MSA) is 90503 in?

90503 is part of the Los Angeles-Long Beach-Anaheim, CA Metro Area (MSA code 31080).

What is the population of ZIP code 90503?

The 2020 Census population of 90503 was 45,386 residents.

What is the median income in ZIP code 90503?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 90503 is about $76,745, with around 17% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.