Zip Code 90638
La Mirada, California — Los Angeles County
📍 ZIP code 90638 is in La Mirada, Los Angeles County, California.
ZIP code 90638 is located in La Mirada, Los Angeles County, California. It is a zip code in the Pacific (PST/PDT) Time Zone with an estimated population of 45,714. The area code for ZIP code 90638 is 818.
Quick Answer
Zip code 90638 is in La Mirada, California (Los Angeles County). It has a population of 45,714, median household income of $110,606, and median home value of $765,100.
Population
45,714
Income
$110,606
Home Value
$765,100
Climate
84°F / 46°F
About Zip Code 90638
Zip code 90638 is located in La Mirada, California, within Los Angeles County. Home to approximately 45,714 residents, this area sits at an elevation of 136 ft and falls within the Pacific (PST/PDT) timezone. The local area code is 818.
The median household income is $110,606 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $765,100, and the cost of living index is 207 (107% above the national average of 100).
Summers average a high of 84°F while winters drop to 46°F. The area receives about 12 in of rain annually. The zip code covers 7.9 square miles of land area.
Key Statistics
45,714
$110,606
$765,100
Pacific (PST/PDT)
818
136 ft
7.9 sq mi
43.7
15,459
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Compare With Nearby Zip Codes
| Metric | 90638 | 90604 | 90621 | 92833 | 90603 | 90605 |
|---|---|---|---|---|---|---|
| City | La Mirada, CA | Whittier, CA | Buena Park, CA | Fullerton, CA | Whittier, CA | Whittier, CA |
| Population | 45,714 | 39,378 | 35,735 | 52,038 | 20,361 | 39,224 |
| Median Income | $110,606 | $101,104 | $94,679 | $113,296 | $121,222 | $100,825 |
| Home Value | $765,100 | $684,400 | $734,400 | $844,000 | $781,000 | $662,000 |
| Cost of Living | 207 | 190 | 204 | 219 | 221 | 186 |
| Median Age | 43.7 | 36.2 | 37 | 37.5 | 41.3 | 37.1 |
Cost of Living
100 = National Average. La Mirada's cost of living is 107% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
6.9x
Demographics
Zip code 90638 has a population of 45,714 people with a median age of 43.7. There are 15,459 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
La Mirada (90638) population trend from 2010 to 2024
↓ -2.6%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
84°F
46°F
12 in
0 in
La Mirada experiences warm summers with average highs around 84°F. Winters are mild with lows averaging 46°F. The area receives virtually no snowfall.
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Housing & Economy
Median Home Value
$765,100
Median Household Income
$110,606
With 15,459 housing units across 7.9 square miles, 90638 has a housing density of 1,957 units per square mile. The home price-to-income ratio is 6.9x.
Location & Geography
Latitude
33.9020°
Longitude
-118.0090°
Land Area
7.9 sq mi
Water Area
0 sq mi
Nearby Zip Codes
Zip codes closest to 90638 (La Mirada, CA) with distances:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 90638's $110,606. A way to compare La Mirada to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 90638 (La Mirada, CA). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is La Mirada, California?
La Mirada, California uses zip code 90638.
What county is zip code 90638 in?
Zip code 90638 is located in Los Angeles County, California.
What is the population of zip code 90638?
The population of zip code 90638 is 45,714 with a median age of 43.7.
Is 90638 in La Mirada, California?
Yes, zip code 90638 is in La Mirada, Los Angeles County, California. The area code is 818.
Frequently Asked Questions
What city is zip code 90638 in?
Zip code 90638 is in La Mirada, California. It is part of Los Angeles County and uses the Pacific (PST/PDT) timezone.
What is zip code 90638?
Zip code 90638 is a U.S. postal code in La Mirada, California (Los Angeles County). It has a population of 45,714 and covers 7.9 square miles.
What is the population of zip code 90638?
The population of zip code 90638 (La Mirada, CA) is 45,714 with a median age of 43.7. There are approximately 15,459 housing units in this area.
What is the median income in zip code 90638?
The median household income in zip code 90638 (La Mirada, CA) is $110,606 per year. The cost of living index is 207 (100 = national average).
What is the average home price in zip code 90638?
The median home value in zip code 90638 (La Mirada, CA) is $765,100. The cost of living index is 207 compared to the national average of 100.
What county is zip code 90638 in?
Zip code 90638 is located in Los Angeles County, California. The primary city is La Mirada.
What is the area code for zip code 90638?
Zip code 90638 in La Mirada, CA uses area code 818. It is located in the Pacific (PST/PDT) timezone.
Is zip code 90638 a good place to live?
Zip code 90638 (La Mirada, CA) has a cost of living index of 207 (100 = national average), a median household income of $110,606, and median home values of $765,100. The median age is 43.7. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 90638?
The cost of living index for zip code 90638 (La Mirada, CA) is 207, where 100 represents the national average. This area is above the national average. Median home value: $765,100.
What schools serve zip code 90638?
Zip code 90638 in La Mirada, California is served by the local school district of Los Angeles County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.