Zip code 91031: South Pasadena, California
This zip has no delivery boundary. The map shows its post office location and nearby zip codes.
About 91031
91031 is a non-residential zip code for South Pasadena, California (Los Angeles County). It has no delivery area of its own, so the Census Bureau doesn't publish population or housing figures for it. Codes like this are usually assigned to post office boxes, or to a single organization such as a university, hospital, government agency or large company that gets enough mail to need its own zip code.
For a picture of the people who live around 91031, see the residential zip codes in the nearby list below.
Geography
- City (USPS)
- South Pasadena
- State
- California
- County
- Los Angeles County
- Center point
- 34.1161° N, 118.1503° W
- Time zone
- Pacific Time (UTC-8, UTC-7 in summer)
- Zip type
- PO box or unique zip
Zip codes near 91031
| Zip | City | Distance | IncomeMedian income |
|---|---|---|---|
| 91030 | South Pasadena, CA | 0.6 mi | $127,175 |
| 91105 | Pasadena, CA | 1.9 mi | $156,791 |
| 91106 | Pasadena, CA | 2 mi | $90,028 |
| 91802 | Alhambra, CA · PO box | 2 mi | — |
| 91804 | Alhambra, CA · PO box | 2 mi | — |
| 91896 | Alhambra, CA · PO box | 2 mi | — |
| 91899 | Alhambra, CA · PO box | 2 mi | — |
| 91108 | San Marino, CA | 2.1 mi | $204,847 |
| 91125 | Pasadena, CA | 2.1 mi | — |
| 91101 | Pasadena, CA | 2.2 mi | $87,813 |
| 91102 | Pasadena, CA · PO box | 2.2 mi | — |
| 91109 | Pasadena, CA · PO box | 2.2 mi | — |
Questions about 91031
What city is zip code 91031?
91031 is assigned to South Pasadena, California. The city name is the one the Postal Service prefers for mail addressed to this zip code.
What county is 91031 in?
91031 is in Los Angeles County, California.
What time zone is 91031 in?
91031 is in Pacific Time.
What zip codes are near 91031?
The closest zip codes to 91031 are 91030, 91105, 91106, 91802, 91804.
Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 91031, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.