ZIP Code 91101 — Pasadena, California
ZIP code 91101 is located in Pasadena, Los Angeles County, California. It is a standard zip code in the Pacific Time Zone with an estimated population of 19,737. The area code for zip code 91101 is 626.
📍 ZIP code 91101 is in Pasadena, Los Angeles County, California.
Quick Facts
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Coordinates: 34.1478° N, 118.1445° W
ZIP Code 91101 Demographics
Population
Income
Housing
Education
Population and demographic data sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code routing data sourced from the United States Postal Service (USPS).
Affordability & Profile: ZIP 91101 in Context
The median home in 91101 is valued at $669,800 against a median household income of $86,631, a price-to-income ratio of 7.7. That is below the 11.1 median across the 95 ZIP codes on this site and well past the 3.0 ratio that marks an attainable market nationally, so buying here on a local median income requires substantial savings or a second income. Renting takes 29.9% of median household income (median rent $2,161 a month), under the 30% cost-burden threshold.
91101 ranks 40 of 95 on median household income and 65 of 95 on median home value. 15% of households own their home, far below the 36% metro median, so most residents rent. 63% of adults hold a bachelor's degree or higher (rank 16 of 95), and the poverty rate is 19.1%, above the 15.1% metro median. Unemployment stands at 4.1%.
With 11,522 residents per square mile, 91101 is in line with the metro median of 11,522 (rank 41 of 95). This is a mixed urban fabric of apartments, small-lot houses and commercial corridors.
Ratios and ranks are computed from the ACS figures above across all 95 ZIP codes on this site. See the 2026 affordability report for the metro-wide analysis and the methodology for definitions.