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US ZIP Code Profile

ZIP Code 91011
La Canada Flintridge, California

ZIP code 91011 is in La Canada Flintridge, located in Los Angeles County, California, within the Los Angeles-Long Beach-Anaheim metro area. Its 2020 Census population was 20,588. The estimated median adjusted gross income per tax return is $150,888, and about 41% of filers report $200,000 or more.

2020 Population
20,588
Census ZCTA
County
Los Angeles
FIPS 06037
Median income (est.)
$150,888
IRS SOI 2022
Land Area
11.854 mi²
+ 0.018 mi² water

01Location & Geography

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

Primary CityLa Canada Flintridge, 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
Coordinates34.22212, -118.20531
Land / Water Area11.854 mi² land · 0.018 mi² water

02Income & Economics

Distribution of the 9,460 individual tax returns filed in 91011 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
17.1%
$25K–$50K
9.4%
$50K–$75K
7.6%
$75K–$100K
6.8%
$100K–$200K
17.9%
$200K+
41.2%
The $200,000+ bracket accounts for 88% of 91011's total adjusted gross income, from 41% of returns — a concentration that drives the gap between the median ($150,888) 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 91011's IRS income metrics, 2020–2022.

Median income (2021→2022)
$150,888
▲ 1.8%
Filers earning $200K+
41.2%
▲ 0.3 pt
Total filers
9,460
▼ 0.6%
GET /zipc/v2/zipcodes/91011/soi?year=… $125K 2020 $148K 2021 $151K 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 91011 ZCTA.

2000
20,187
 
2010
20,280
▲ +0.5%
2020
20,588
▲ +1.5%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 91011. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 91011

La Canada Flintridge and its immediate neighbors, sorted by distance.

3 mi
GET /zipc/v2/distance

Distance from 91011 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 Number054026
City AliasesFlintridge, La Canada, La Canada Flintridge, Pasadena, La Canada Flt

07Frequently Asked Questions

What county is ZIP code 91011 in?

ZIP code 91011 is in Los Angeles County, California (county FIPS code 06037).

What city is ZIP code 91011?

The primary USPS city for 91011 is La Canada Flintridge, CA.

What metro area (MSA) is 91011 in?

91011 is part of the Los Angeles-Long Beach-Anaheim, CA Metro Area (MSA code 31080).

What is the population of ZIP code 91011?

The 2020 Census population of 91011 was 20,588 residents.

What is the median income in ZIP code 91011?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 91011 is about $150,888, with around 41% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.