Pasadena, CA · standard
ZIP Code 91103
Los Angeles County, California - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 27,480
- 1,969/sq mi High-density area
- $93,660
- Median income Above-median income area
- $983,300
- Median home value Above-median home value
- 39.3%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Pasadena pairs an upper-quartile household income with top-decile home values, in a low-density, mixed-tenure area.
- Top 24%
- household income, US ZIPs
- Top 3%
- home value, US ZIPs
- 1,969
- people per sq mi
- 47%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 91103 against every reporting US ZIP.
ZIP code 91103 is a densely settled ZIP (a standard USPS delivery area) in Pasadena, Los Angeles County, California, with 27,480 residents across 14.0 square miles, a density of 1,969 people per square mile, in the Los Angeles time zone.
ZIP 91103 lands in the middle-income range, with a median household income of $93,660 (8% below the average California ZIP), while per-capita income is $52,783. The poverty rate is 17.5%, with unemployment at 7.3%; those measures add context to the income figure. Housing costs run above the statewide ZIP benchmark while renting is common: median home value is $983,300 (27% above the average California ZIP), with only 47.0% owner-occupied homes and median rent of $2,085.
A solid share of residents have a four-year degree: 39.3% of adults hold a bachelor's degree or higher, the median age is 39.9, and the average commute is 27 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Los Angeles County, so 91103 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 91103
Top 5 sectors by establishment count in Pasadena, CA
Which industries have the most business establishments in ZIP 91103.
- Professional, scientific, and technical services
Professional, scientific, and technical services
146 establishments
- Health care and social assistance
Health care and social assistance
95 establishments
- Accommodation and food services
Accommodation and food services
84 establishments
- Retail trade 53
Retail trade
53 establishments
- Real estate and rental and leasing 50
Real estate and rental and leasing
50 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 91103, Pasadena, CA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
27,480
Population
14.0
Area (sq mi)
1,969
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 91103?
39.9
Median Age
48.8%
Male
51.2%
Female
28.1%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$93,660
Median Household Income
-8% vs state ZIP avg
$52,783
Per Capita Income
17.5%
Poverty Rate
7.3%
Unemployment Rate
27.3 min
Mean Commute Time
How ZIP 91103 ranks among California ZIPs
Pasadena, CA household income vs. every California ZIP code
Median household income among 1,583 reporting California ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$93,660 Top 50% higher than 50% of 1,583 California ZIPs
Each bar is a $20K-wide band; taller bars hold more California ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
9,778housing units
9,778
Total Housing Units
8,694
Occupied Units
1,084
Vacant Units
2.72
Avg Household Size
Occupancy Type
$983,300
Median Home Value
+27% vs state ZIP avg
$2,085
Median Rent
1958
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
-0.4%
YoY Change (2024)
468
HPI Index (2000 = 100)
+368%
Total Change Since 2000
Home values in ZIP 91103 have decreased 0.4% over the past year (2024). Since 2000, this ZIP has seen +368% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +1.5% | 343 |
| 2021 | +9.0% | 374 |
| 2022 | +18.2% | 442 |
| 2023 | +6.3% | 469 |
| 2024 | -0.4% | 468 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 724 business establishments in ZIP 91103, employing approximately 12,808 people with a combined annual payroll of $952,772,000.
724
Businesses
12,808
Employees
$952.8M
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Professional, scientific, and technical services | 146 | 20.2% |
| Health care and social assistance | 95 | 13.1% |
| Accommodation and food services | 84 | 11.6% |
| Retail trade | 53 | 7.3% |
| Real estate and rental and leasing | 50 | 6.9% |
| Other services (except public administration) | 50 | 6.9% |
| Arts, entertainment, and recreation | 48 | 6.6% |
| Information | 33 | 4.6% |
| Administrative and support and waste management and remediation services | 33 | 4.6% |
| Finance and insurance | 32 | 4.4% |
| Construction | 28 | 3.9% |
| Educational services | 24 | 3.3% |
| Manufacturing | 16 | 2.2% |
| Transportation and warehousing | 11 | 1.5% |
| Wholesale trade | 10 | 1.4% |
| Management of companies and enterprises | 7 | 1.0% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 91103 vs 91105 →
ZIP 91103 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 90042
Los Angeles (90042)
62,430 residents
- 91104
Pasadena (91104)
36,751 residents
- 91001
Altadena (91001)
36,126 residents
- 91206
Glendale (91206)
33,065 residents
- 91107
Pasadena (91107)
32,940 residents
- 91103
Pasadena (91103)
27,480 residents
- 90041
Los Angeles (90041)
27,425 residents
- 91030
South Pasadena (91030)
25,616 residents
- 91106 24,229
Pasadena (91106)
24,229 residents
What this shows Among its immediate neighbors, ZIP 91103 ranks #6 by population - useful context the national average alone can't give.
ZIP 91103 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 91105
Pasadena (91105)
$156,791 median income
- 91001
Altadena (91001)
$134,903 median income
- 91030
South Pasadena (91030)
$127,175 median income
- 91107
Pasadena (91107)
$126,449 median income
- 90041
Los Angeles (90041)
$114,526 median income
- 91104
Pasadena (91104)
$105,958 median income
- 90042
Los Angeles (90042)
$95,282 median income
- 91103
Pasadena (91103)
$93,660 median income
- 91106
Pasadena (91106)
$90,028 median income
What this shows By household income, ZIP 91103 ranks #8 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 91105 | Pasadena, CA | 11,254 | 2.1 mi |
| 91104 | Pasadena, CA | 36,751 | 2.4 mi |
| 91101 | Pasadena, CA | 20,460 | 2.2 mi |
| 91001 | Altadena, CA | 36,126 | 2.4 mi |
| 91206 | Glendale, CA | 33,065 | 2.8 mi |
| 91030 | South Pasadena, CA | 25,616 | 4.1 mi |
| 91106 | Pasadena, CA | 24,229 | 3.0 mi |
| 90041 | Los Angeles, CA | 27,425 | 3.2 mi |
| 90042 | Los Angeles, CA | 62,430 | 4.0 mi |
| 91107 | Pasadena, CA | 32,940 | 4.6 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 91103, both outside CA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (27,480 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Los Angeles County
Related Areas
Frequently Asked Questions
What county is ZIP code 91103 in?
ZIP code 91103 (Pasadena) is located in Los Angeles County, California. Los Angeles County contains multiple ZIP codes, see the full list at /counties/los-angeles-ca.
What is the population of ZIP code 91103?
ZIP code 91103 in Pasadena, CA has a population of 27,480 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 91103?
The median household income in ZIP 91103 is $93,660, which is 23% above the national average of $76,288.
What is the average home value in ZIP 91103?
The median home value in ZIP 91103 is $983,300, which is 254% above the national average of $278,155.
What is the demographic makeup of ZIP 91103?
The largest racial group in ZIP 91103 is White at 29.5%. Hispanic or Latino residents make up 47.1% of the population.
How many businesses are in ZIP code 91103?
ZIP code 91103 has 724 business establishments employing approximately 12,808 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 91103?
The top industries by establishment count in ZIP 91103 are: Professional, scientific, and technical services (146), Health care and social assistance (95), Accommodation and food services (84). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 91103?
According to the FHFA House Price Index, home values in ZIP 91103 decreased by 0.4% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 368%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 91103?
In ZIP code 91103, 55.8% of residents aged 25+ have a high school diploma or higher, and 39.3% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 91103?
The mean commute time for workers in ZIP code 91103 is 27.3 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 91103?
In ZIP code 91103, approximately 47.0% of occupied housing units are owner-occupied and 53.0% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 91103?
The poverty rate in ZIP code 91103 is 17.5% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 91103's numbers, next.
- See how ZIP 91103 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Pasadena, CA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.