Zip Code 91801
Alhambra, California — Los Angeles County
📍 ZIP code 91801 is in Alhambra, Los Angeles County, California.
ZIP code 91801 is located in Alhambra, Los Angeles County, California. It is a zip code in the Pacific (PST/PDT) Time Zone with an estimated population of 53,730. The area code for ZIP code 91801 is 805.
Quick Answer
Zip code 91801 is in Alhambra, California (Los Angeles County). It has a population of 53,730, median household income of $85,549, and median home value of $797,000.
Population
53,730
Income
$85,549
Home Value
$797,000
Climate
86°F / 46°F
About Zip Code 91801
Zip code 91801 is located in Alhambra, California, within Los Angeles County. Home to approximately 53,730 residents, this area sits at an elevation of 472 ft and falls within the Pacific (PST/PDT) timezone. The local area code is 805.
The median household income is $85,549 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $797,000, and the cost of living index is 207 (107% above the national average of 100).
Summers average a high of 86°F while winters drop to 46°F. The area receives about 16 in of rain annually. The zip code covers 4.4 square miles of land area.
Key Statistics
53,730
$85,549
$797,000
Pacific (PST/PDT)
805
472 ft
4.4 sq mi
41.7
21,702
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Compare With Nearby Zip Codes
| Metric | 91801 | 91803 | 91776 | 91030 | 91108 | 91754 |
|---|---|---|---|---|---|---|
| City | Alhambra, CA | Alhambra, CA | San Gabriel, CA | South Pasadena, CA | San Marino, CA | Monterey Park, CA |
| Population | 53,730 | 27,803 | 37,769 | 26,297 | 12,464 | 33,176 |
| Median Income | $85,549 | $84,537 | $79,926 | $128,105 | $186,023 | $81,890 |
| Home Value | $797,000 | $831,800 | $816,400 | $1,545,100 | $2M+ | $845,000 |
| Cost of Living | 207 | 206 | 208 | 250 | 250 | 218 |
| Median Age | 41.7 | 42.2 | 42.3 | 40.3 | 45.6 | 46 |
Cost of Living
100 = National Average. Alhambra's cost of living is 107% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
9.3x
Demographics
Zip code 91801 has a population of 53,730 people with a median age of 41.7. There are 21,702 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Alhambra (91801) population trend from 2010 to 2024
↑ 10.7%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
86°F
46°F
16 in
0 in
Alhambra experiences warm summers with average highs around 86°F. Winters are mild with lows averaging 46°F. The area receives virtually no snowfall.
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Housing & Economy
Median Home Value
$797,000
Median Household Income
$85,549
With 21,702 housing units across 4.4 square miles, 91801 has a housing density of 4,932 units per square mile. The home price-to-income ratio is 9.3x.
Location & Geography
Latitude
34.0907°
Longitude
-118.1275°
Land Area
4.4 sq mi
Water Area
0 sq mi
Nearby Zip Codes
Zip codes closest to 91801 (Alhambra, CA) with distances:
All Zip Codes in Alhambra, CA
Other zip codes serving Alhambra:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 91801's $85,549. A way to compare Alhambra 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 91801 (Alhambra, 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 Alhambra, California?
Alhambra, California uses zip code 91801 along with 1 other zip codes.
What county is zip code 91801 in?
Zip code 91801 is located in Los Angeles County, California.
What is the population of zip code 91801?
The population of zip code 91801 is 53,730 with a median age of 41.7.
Is 91801 in Alhambra, California?
Yes, zip code 91801 is in Alhambra, Los Angeles County, California. The area code is 805.
Frequently Asked Questions
What city is zip code 91801 in?
Zip code 91801 is in Alhambra, California. It is part of Los Angeles County and uses the Pacific (PST/PDT) timezone.
What is zip code 91801?
Zip code 91801 is a U.S. postal code in Alhambra, California (Los Angeles County). It has a population of 53,730 and covers 4.4 square miles.
What is the population of zip code 91801?
The population of zip code 91801 (Alhambra, CA) is 53,730 with a median age of 41.7. There are approximately 21,702 housing units in this area.
What is the median income in zip code 91801?
The median household income in zip code 91801 (Alhambra, CA) is $85,549 per year. The cost of living index is 207 (100 = national average).
What is the average home price in zip code 91801?
The median home value in zip code 91801 (Alhambra, CA) is $797,000. The cost of living index is 207 compared to the national average of 100.
What county is zip code 91801 in?
Zip code 91801 is located in Los Angeles County, California. The primary city is Alhambra.
What is the area code for zip code 91801?
Zip code 91801 in Alhambra, CA uses area code 805. It is located in the Pacific (PST/PDT) timezone.
Is zip code 91801 a good place to live?
Zip code 91801 (Alhambra, CA) has a cost of living index of 207 (100 = national average), a median household income of $85,549, and median home values of $797,000. The median age is 41.7. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 91801?
The cost of living index for zip code 91801 (Alhambra, CA) is 207, where 100 represents the national average. This area is above the national average. Median home value: $797,000.
What schools serve zip code 91801?
Zip code 91801 in Alhambra, 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.