Postal Codes

90638 ZIP Code

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ZIP code 90638 covers La Mirada, California, with a population of about 45,714 and a median household income of $110,606.

Population
45,7145,899 per square mile
Median age
43.75 points above the US average
Median household income
$110,6061.1× the California median
Poverty rate
6.5%5.9 points below the US average
Typical home value
$891,459up 21.2% in five years
Median rent
$2,052about the California median
Degree or higher
39.6%4.6 points above the US average
Homeownership
76.5%11.5 points above the US average
Time zone
Pacific UTC-08:00observes daylight saving time
Businesses
1,111

Where 90638 is

La Mirada, California — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population45,714
Median age43.7
Family households79.1%
Born outside the US26.9%
Speaks a language other than English at home44.4%
White (non-Hispanic)25.6%
Black (non-Hispanic)2%
Asian (non-Hispanic)22.7%
Hispanic or Latino46%
Veterans4.8%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$110,606
Income per person$42,726
Poverty rate6.5%
Households on SNAP or cash assistance8%

Household income distribution

Under $10k3.6%
$10–15k2.7%
$15–20k2.7%
$20–25k3.4%
$25–30k2.4%
$30–35k1.4%
$35–40k1.9%
$40–45k1.2%
$45–50k1.2%
$50–60k4.8%
$60–75k10.0%
$75–100k10.0%
$100–125k13.1%
$125–150k8.6%
$150–200k14.1%
$200k or more19.0%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed22,440
Mean adjusted gross income$85,474
Returns declaring $200,000 or more8.1%
Returns, under $25k23.5%
Returns, $25k–$50k20.4%
Returns, $50k–$75k14.6%
Returns, $75k–$100k10.8%
Returns, $100k–$200k22.6%
Returns, $200k or more8.1%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$765,100
Median gross rent$2,052
Rent as a share of household income33.8%
Owner-occupied76.5%
Vacant homes2.2%
Median year built1960

What the homes are

Detached house78%
Attached house4.4%
2 to 4 units1.1%
5 to 19 units4.7%
20 or more units10.4%
Mobile home1.3%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$891,459as of 2026-07
Typical home value, 1 yearup 2.2%
Typical home value, 5 yearsup 21.2%
Typical home value, 10 yearsup 78.6%
Typical asking rent$3,357as of 2026-07
Typical asking rent, 1 yearup 1.9%
Typical home value since 2000
200020132026$891,459$231,114

$231,114 in 2000 to $891,459 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4.1%
Bachelor's degree or higher39.6%
High school diploma or higher91.1%
Works from home12.8%
Drives to work alone74.6%
Takes public transport1.5%
Commutes 45 minutes or more27.2%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity22.9% 10.5 pts below the national average of 33.4%
Diagnosed diabetes12% same as the national average of 12%
Currently smokes8.5% 4.7 pts below the national average of 13.2%
High blood pressure30% 4.1 pts below the national average of 34.1%
Fair or poor general health19.8% 0.5 pts below the national average of 20.3%
No health insurance (18–64)8.5% 2.8 pts below the national average of 11.3%
Depression17.4% 4.5 pts below the national average of 21.9%
No leisure-time physical activity22.9% 2.5 pts below the national average of 25.4%
Arthritis20.4% 4.7 pts below the national average of 25.1%
Binge drinking14.3% 1.7 pts below the national average of 16%
Taking blood pressure medication74.6% same as the national average of 74.7%
Cancer (non-skin)6.8% 0.9 pts below the national average of 7.7%
Current asthma8.3% 2.1 pts below the national average of 10.4%
Coronary heart disease5.3% 0.9 pts below the national average of 6.2%
Routine check-up in past year74.1% 2.6 pts below the national average of 76.7%
Cholesterol screening87.7% 1.8 pts above the national average of 85.9%
Cognitive disability12.4% 2.4 pts below the national average of 14.8%
Colorectal screening59.1% 5.2 pts below the national average of 64.3%
COPD4.2% 2.4 pts below the national average of 6.6%
Visited a dentist67% 5.7 pts above the national average of 61.3%
Any disability28.2% 2.5 pts below the national average of 30.7%
Lacks emotional support29.5% 4.7 pts above the national average of 24.8%
Food insecurity14.3% 2.8 pts below the national average of 17.1%
Received food stamps10.9% 3.4 pts below the national average of 14.3%
Hearing disability5.9% 0.8 pts below the national average of 6.7%
High cholesterol38.8% 2.6 pts above the national average of 36.2%
Housing insecurity12.2% 1.6 pts below the national average of 13.8%
Independent living disability6.8% 1.6 pts below the national average of 8.4%
Lacks transport7.2% 2 pts below the national average of 9.2%
Loneliness38.7% 4.3 pts above the national average of 34.4%
Mammography use77.1% 1.2 pts above the national average of 75.9%
Poor mental health (14+ days)14% 2.8 pts below the national average of 16.8%
Mobility disability13% 1 pts below the national average of 14%
Poor physical health (14+ days)12.5% 1 pts below the national average of 13.5%
Self-care disability3.4% 0.6 pts below the national average of 4%
Utility shut-off threat5.1% 3.7 pts below the national average of 8.8%
Sleeps under 7 hours33.6% 2.8 pts below the national average of 36.4%
Stroke3% same as the national average of 3.4%
All natural teeth lost7.1% 5.9 pts below the national average of 13%
Vision disability5% 0.6 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments1,111
People employed16,194
Annual payroll$925,064,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 81.9% of US census tracts
FEMA ratingRelatively Low to Very High across the 15 census tracts this ZIP code covers
Expected annual loss83.1 out of 100
Community resilience12.7 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Earthquake94.4Very High at its worst in this ZIP code
River flooding81.6Very High at its worst in this ZIP code
Landslide46.2Relatively Low at its worst in this ZIP code
Hail28.8Relatively Low at its worst in this ZIP code
Heat wave26.9Relatively Low at its worst in this ZIP code
Tornado25.2Relatively Low at its worst in this ZIP code
Winter weather11.7Very Low at its worst in this ZIP code
Drought11.5Very Low at its worst in this ZIP code
Strong wind7.6Very Low at its worst in this ZIP code
Lightning4.7Very Low at its worst in this ZIP code
Wildfire0.4Very Low at its worst in this ZIP code
Compared with California and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPCaliforniaUnited States
Median household income$110,606$96,334$78,538
Income per person$42,726$47,977$43,289
Poverty rate6.5%12%12.4%
Median home value$765,100$695,400$303,400
Median gross rent$2,052$1,956$1,348
Homeownership76.5%55.8%65%
Bachelor's degree or higher39.6%36.5%35%
Unemployment rate4.1%6.4%5.2%
Works from home12.8%15.5%13.5%
Born outside the US26.9%26.7%13.9%
Median age43.737.638.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationFULLERTON MUNI AP, CA US4.8 km away
Rain in a year12 in

Average high and low by month

January68.8°F / 46.4°F2.85 in rain
February69°F / 48.3°F3.02 in rain
March71°F / 51.5°F1.74 in rain
April74.2°F / 53.8°F0.59 in rain
May75.7°F / 58.1°F0.3 in rain
June79°F / 62.6°F0.08 in rain
July84.4°F / 66.1°F0.02 in rain
August86.7°F / 66.4°F0.02 in rain
September85.4°F / 64.6°F0.14 in rain
October80.3°F / 58.3°F0.5 in rain
November74°F / 50.7°F0.74 in rain
December68.1°F / 45.6°F1.86 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarket13% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 4 school districts, so the address decides which one, not the ZIP code.

Norwalk-La Mirada Unified School District76% of this ZIP code's land area
ABC Unified School District9% of this ZIP code's land area
Whittier Union High School District6.6% of this ZIP code's land area
East Whittier City Elementary School District6.6% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability41more vulnerable than 41% of US census tracts
Socioeconomic status28more vulnerable than 28% of US census tracts
Household characteristics51more vulnerable than 51% of US census tracts
Racial and ethnic minority status80more vulnerable than 80% of US census tracts
Housing type and transport44more vulnerable than 44% of US census tracts
Walkability13.7 out of 20Above average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

90639 La Mirada, CA0.8 km away
90637 La Mirada, CA1.2 km away
90604 Whittier, CA2.6 km away
90621 Buena Park, CA3.8 km away
90603 Whittier, CA4.4 km away
90605 Whittier, CA4.5 km away
90632 La Habra, CA5.2 km away
90624 Buena Park, CA5.4 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Los Angeles County99.1% of this ZIP code's land area
Orange County0.9% of this ZIP code's land area
Time zonePacific (UTC-08:00 standard)
Daylight saving timeObserved
Land area7.75 sq mi
Water area0.02 sq mi
Population density5,899 people per sq mi
Latitude, longitude33.9067, -118.0101

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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