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US ZIP Code Profile

ZIP Code 90638
La Mirada, California

ZIP code 90638 is in La Mirada, located in Los Angeles County, California, within the Los Angeles-Long Beach-Anaheim metro area. Its 2020 Census population was 46,967. The estimated median adjusted gross income per tax return is $60,442, and about 8% of filers report $200,000 or more.

2020 Population
46,967
Census ZCTA
County
Los Angeles
FIPS 06037
Median income (est.)
$60,442
IRS SOI 2022
Land Area
7.868 mi²
+ 0.017 mi² water

01Location & Geography

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

Primary CityLa Mirada, 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
Coordinates33.902046, -118.008965
Land / Water Area7.868 mi² land · 0.017 mi² water

02Income & Economics

Distribution of the 22,440 individual tax returns filed in 90638 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
23.5%
$25K–$50K
20.4%
$50K–$75K
14.6%
$75K–$100K
10.8%
$100K–$200K
22.6%
$200K+
8.1%
The $200,000+ bracket accounts for 29% of 90638's total adjusted gross income, from 8% of returns — a concentration that drives the gap between the median ($60,442) 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 90638's IRS income metrics, 2020–2022.

Median income (2021→2022)
$60,442
▲ 7.5%
Filers earning $200K+
8.1%
▲ 1.0 pt
Total filers
22,440
▼ 1.5%
GET /zipc/v2/zipcodes/90638/soi?year=… $50K 2020 $56K 2021 $60K 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 90638 ZCTA.

2000
47,548
 
2010
49,012
▲ +3.1%
2020
46,967
▼ -4.2%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 90638. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 90638

La Mirada and its immediate neighbors, sorted by distance.

3 mi
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Distance from 90638 to any ZIP

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06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number054164
City AliasesLa Mirada, Mirada, Lamirada

07Frequently Asked Questions

What county is ZIP code 90638 in?

ZIP code 90638 is in Los Angeles County, California (county FIPS code 06037).

What city is ZIP code 90638?

The primary USPS city for 90638 is La Mirada, CA.

What metro area (MSA) is 90638 in?

90638 is part of the Los Angeles-Long Beach-Anaheim, CA Metro Area (MSA code 31080).

What is the population of ZIP code 90638?

The 2020 Census population of 90638 was 46,967 residents.

What is the median income in ZIP code 90638?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 90638 is about $60,442, with around 8% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.