Zip Code 91103
Pasadena, California — Los Angeles County
📍 ZIP code 91103 is in Pasadena, Los Angeles County, California.
ZIP code 91103 is located in Pasadena, Los Angeles County, California. It is a zip code in the Pacific (PST/PDT) Time Zone with an estimated population of 24,910. The area code for ZIP code 91103 is 626.
Quick Answer
Zip code 91103 is in Pasadena, California (Los Angeles County). It has a population of 24,910, median household income of $84,683, and median home value of $960,000.
Population
24,910
Income
$84,683
Home Value
$960,000
Climate
89°F / 46°F
About Zip Code 91103
Zip code 91103 is located in Pasadena, California, within Los Angeles County. Home to approximately 24,910 residents, this area sits at an elevation of 956 ft and falls within the Pacific (PST/PDT) timezone. The local area code is 626.
The median household income is $84,683 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $960,000, and the cost of living index is 235 (135% above the national average of 100).
Summers average a high of 89°F while winters drop to 46°F. The area receives about 20 in of rain annually. The zip code covers 5.4 square miles of land area and 0.1 square miles of water.
Key Statistics
24,910
$84,683
$960,000
Pacific (PST/PDT)
626
956 ft
5.4 sq mi
39.9
9,392
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Compare With Nearby Zip Codes
| Metric | 91103 | 91105 | 91101 | 91001 | 91104 | 91206 |
|---|---|---|---|---|---|---|
| City | Pasadena, CA | Pasadena, CA | Pasadena, CA | Pasadena, CA | Pasadena, CA | Glendale, CA |
| Population | 24,910 | 12,546 | 20,814 | 36,402 | 35,595 | 32,330 |
| Median Income | $84,683 | $156,835 | $94,180 | $133,840 | $103,052 | $86,684 |
| Home Value | $960,000 | $1,615,700 | $687,300 | $1,085,000 | $1,022,600 | $1,094,100 |
| Cost of Living | 235 | 250 | 190 | 250 | 250 | 250 |
| Median Age | 39.9 | 47.5 | 36.7 | 46.1 | 42 | 43.4 |
Cost of Living
100 = National Average. Pasadena's cost of living is 135% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
11.3x
Demographics
Zip code 91103 has a population of 24,910 people with a median age of 39.9. There are 9,392 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Pasadena (91103) population trend from 2010 to 2024
↓ -10.9%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
89°F
46°F
20 in
0 in
Pasadena experiences warm summers with average highs around 89°F. Winters are mild with lows averaging 46°F. The area receives virtually no snowfall.
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Housing & Economy
Median Home Value
$960,000
Median Household Income
$84,683
With 9,392 housing units across 5.4 square miles, 91103 has a housing density of 1,739 units per square mile. The home price-to-income ratio is 11.3x.
Location & Geography
Latitude
34.1695°
Longitude
-118.1649°
Land Area
5.4 sq mi
Water Area
0.1 sq mi
Nearby Zip Codes
Zip codes closest to 91103 (Pasadena, CA) with distances:
All Zip Codes in Pasadena, CA
Other zip codes serving Pasadena:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 91103's $84,683. A way to compare Pasadena 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 91103 (Pasadena, 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 Pasadena, California?
Pasadena, California uses zip code 91103 along with 4 other zip codes.
What county is zip code 91103 in?
Zip code 91103 is located in Los Angeles County, California.
What is the population of zip code 91103?
The population of zip code 91103 is 24,910 with a median age of 39.9.
Is 91103 in Pasadena, California?
Yes, zip code 91103 is in Pasadena, Los Angeles County, California. The area code is 626.
Frequently Asked Questions
What city is zip code 91103 in?
Zip code 91103 is in Pasadena, California. It is part of Los Angeles County and uses the Pacific (PST/PDT) timezone.
What is zip code 91103?
Zip code 91103 is a U.S. postal code in Pasadena, California (Los Angeles County). It has a population of 24,910 and covers 5.4 square miles.
What is the population of zip code 91103?
The population of zip code 91103 (Pasadena, CA) is 24,910 with a median age of 39.9. There are approximately 9,392 housing units in this area.
What is the median income in zip code 91103?
The median household income in zip code 91103 (Pasadena, CA) is $84,683 per year. The cost of living index is 235 (100 = national average).
What is the average home price in zip code 91103?
The median home value in zip code 91103 (Pasadena, CA) is $960,000. The cost of living index is 235 compared to the national average of 100.
What county is zip code 91103 in?
Zip code 91103 is located in Los Angeles County, California. The primary city is Pasadena.
What is the area code for zip code 91103?
Zip code 91103 in Pasadena, CA uses area code 626. It is located in the Pacific (PST/PDT) timezone.
Is zip code 91103 a good place to live?
Zip code 91103 (Pasadena, CA) has a cost of living index of 235 (100 = national average), a median household income of $84,683, and median home values of $960,000. The median age is 39.9. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 91103?
The cost of living index for zip code 91103 (Pasadena, CA) is 235, where 100 represents the national average. This area is above the national average. Median home value: $960,000.
What schools serve zip code 91103?
Zip code 91103 in Pasadena, 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.