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US ZIP Code Profile

ZIP Code 91203
Glendale, California

ZIP code 91203 is in Glendale, located in Los Angeles County, California, within the Los Angeles-Long Beach-Anaheim metro area. Its 2020 Census population was 16,930. The estimated median adjusted gross income per tax return is $49,085, and about 5% of filers report $200,000 or more.

2020 Population
16,930
Census ZCTA
County
Los Angeles
FIPS 06037
Median income (est.)
$49,085
IRS SOI 2022
Land Area
0.819 mi²
+ 0.003 mi² water

01Location & Geography

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

Primary CityGlendale, 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
Coordinates34.15334, -118.26298
Land / Water Area0.819 mi² land · 0.003 mi² water

02Income & Economics

Distribution of the 7,540 individual tax returns filed in 91203 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
29.0%
$25K–$50K
21.8%
$50K–$75K
15.4%
$75K–$100K
11.8%
$100K–$200K
16.7%
$200K+
5.3%
The $200,000+ bracket accounts for 27% of 91203's total adjusted gross income, from 5% of returns — a concentration that drives the gap between the median ($49,085) 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 91203's IRS income metrics, 2020–2022.

Median income (2021→2022)
$49,085
▲ 4.6%
Filers earning $200K+
5.3%
▲ 0.2 pt
Total filers
7,540
▼ 3.5%
GET /zipc/v2/zipcodes/91203/soi?year=… $43K 2020 $47K 2021 $49K 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 91203 ZCTA.

2000
14,479
 
2010
13,220
▼ -8.7%
2020
16,930
▲ +28.1%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 91203. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 91203

Glendale and its immediate neighbors, sorted by distance.

3 mi
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Distance from 91203 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 SortB
USPS Finance Number053012
City AliasesGlendale

07Frequently Asked Questions

What county is ZIP code 91203 in?

ZIP code 91203 is in Los Angeles County, California (county FIPS code 06037).

What city is ZIP code 91203?

The primary USPS city for 91203 is Glendale, CA.

What metro area (MSA) is 91203 in?

91203 is part of the Los Angeles-Long Beach-Anaheim, CA Metro Area (MSA code 31080).

What is the population of ZIP code 91203?

The 2020 Census population of 91203 was 16,930 residents.

What is the median income in ZIP code 91203?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 91203 is about $49,085, with around 5% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.