ZIP code
91103
Pasadena, CA
91103 covers Pasadena in Los Angeles County, with 24,910 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 91103. Methodology
ZIP code map of 91103

About ZIP code 91103
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 91103. Not ACS. Methodology
People in 91103
Race
- White7,159
- Black or African American4,027
- American Indian or Alaska Native563
- Asian2,844
- Native Hawaiian and Pacific Islander21
- Other race7,789
- Two or more races4,484
Hispanic or Latino (any race): 13,704
Age
- Under 102,753
- 10 to 193,282
- 20 to 293,859
- 30 to 393,901
- 40 to 493,559
- 50 to 593,584
- 60 to 692,921
- 70 to 791,977
- 80 and older1,051
Income and housing in 91103
Education
- High school graduate79.6%
- Bachelor's degree37.7%
- Graduate degree15.5%
Places covering 91103
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- Pasadena100.0%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Los Angeles County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Population history for 91103
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 21,758 | |
| 2006 | 21,671 | |
| 2007 | 23,423 | |
| 2008 | 22,521 | |
| 2009 | 23,867 | |
| 2010 | 24,419 | |
| 2011 | 27,330 | 24,697 |
| 2012 | 27,127 | 24,630 |
| 2013 | 26,984 | 24,430 |
| 2014 | 27,684 | 24,250 |
| 2015 | 27,819 | 24,150 |
| 2016 | 28,124 | 23,470 |
| 2017 | 28,435 | 23,120 |
| 2018 | 28,425 | 22,580 |
| 2019 | 27,659 | 22,460 |
| 2020 | 26,837 | 22,270 |
| 2021 | 26,909 | 21,480 |
| 2022 | 27,167 | 21,080 |
| 2023 | 24,910 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 91103
12 nearest ZIP centroids (any distance)
- 91105Pasadena1.9 miPop 12,546 · Income $156,835
- 91101Pasadena2.0 miPop 20,814 · Income $94,180
- 91104Pasadena2.3 miPop 35,595 · Income $103,052
- 91001Altadena2.4 miPop 36,402 · Income $133,840
- 91106Pasadena2.8 miPop 23,217 · Income $89,213
- 91206Glendale2.9 miPop 32,330 · Income $86,684
- 91125Pasadena3.0 miPop 968 · Income —
- 90041Los Angeles3.2 miPop 27,351 · Income $111,834
- 90042Los Angeles4.0 miPop 58,344 · Income $94,401
- 91030South Pasadena4.1 miPop 26,297 · Income $128,105
- 91011La Canada Flintridge4.1 miPop 20,094 · Income $221,451
- 91108San Marino4.2 miPop 12,464 · Income $186,023
ZIP centroids within 2 miles
| ZIP | City | State | Distance (miles) | ACS population | Median income |
|---|---|---|---|---|---|
| 91105 | Pasadena | CA | 1.9 mi | 12,546 | $156,835 |
ZIPs within 2 miles of this place
Default is 2 miles. Distances are between ZIP centroids. Widen the radius if nothing is in range.
ZIP code 91103 FAQ
- What city is ZIP code 91103 in?
- 91103 is in Pasadena, CA.
- What county is 91103 in?
- 91103 is in Los Angeles County.
- What is the median household income in 91103?
- The median household income in 91103 is $84,683.
- Which ZIP codes are near 91103?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 91103.