ZIP code 91770
Where is ZIP code 91770?
Rosemead, California
Los Angeles County · Standard ZIP code
ZIP code 91770 belongs to Rosemead, California in Los Angeles County. 91770 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Pacific Time zone and uses area codes 213, 323 and 626. About 58,382 people live in the 91770 area, where the median household income is $75,000. The closest ZIP codes are 91771 (Rosemead, 1.2 mi northeast), 91772 (Rosemead, 1.2 mi northeast) and 91776 (San Gabriel, 1.7 mi north).
| ZIP code | 91770 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Rosemead |
| State | California (CA) |
| County | Los Angeles County |
| Time zone | Pacific Time · now |
| Area codes | 213, 323, 626 |
| Coordinates | 34.0658, -118.0853 map |
| 3-digit prefix | 917 |
Population and income in 91770
| Population | 58,382 · higher than 92% of California ZIP codes |
|---|---|
| People per square mile | 8,949 · higher than 88% of California ZIP codes |
| Median age | 44.5 years · higher than 69% of California ZIP codes |
| Men / women | 51% / 49% |
| Median household income | $75,000 · lower than 70% of California ZIP codes |
| Income per person | $28,523 |
| Below the poverty line | 13% |
| Bachelor’s degree or higher | 22% of adults 25+ |
| Median home value | $790,200 · higher than 60% of California ZIP codes |
| Median rent | $1,847 a month |
| Housing units | 17,902 |
| Households | 16,872 (3.41 people on average) |
| Owners / renters | 49% / 51% |
| Land area | 6.52 sq mi (plus 0.08 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 91770. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 91770
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 91771 | Rosemead, CA | 1.2 mi NE | Unique |
| 91772 | Rosemead, CA | 1.2 mi NE | Unique |
| 91776 | San Gabriel, CA | 1.7 mi N | Standard |
| 91755 | Monterey Park, CA | 2.1 mi SW | Standard |
| 91756 | Monterey Park, CA | 2.2 mi W | Unique |
| 91778 | San Gabriel, CA | 2.4 mi NW | PO Box only |
| 91733 | South El Monte, CA | 2.4 mi E | Standard |
| 91754 | Monterey Park, CA | 2.5 mi W | Standard |
| 91731 | El Monte, CA | 2.9 mi E | Standard |
| 91780 | Temple City, CA | 3.1 mi NE | Standard |
| 91801 | Alhambra, CA | 3.1 mi NW | Standard |
| 91802 | Alhambra, CA | 3.1 mi NW | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 91770 or measure the distance to another ZIP code.
How to address mail to 91770
123 MAIN ST
ROSEMEAD CA 91770
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (91770-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Rosemead, CA
All Rosemead ZIP codes with population and income →
Questions
- What city is ZIP code 91770?
- 91770 is a Rosemead, California ZIP code.
- What county is 91770 in?
- ZIP code 91770 is in Los Angeles County, California.
- What time zone is ZIP code 91770 in?
- 91770 is in the Pacific Time zone (America/Los_Angeles).
- What area code is 91770?
- Phone numbers in ZIP code 91770 use area codes 213, 323 and 626.
- What is the population of ZIP code 91770?
- About 58,382 people live in ZIP code 91770, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 91770?
- The median household income in 91770 is $75,000 a year, lower than 70% of California ZIP codes.
- What ZIP codes are near 91770?
- The nearest ZIP codes to 91770 are 91771 (Rosemead, 1.2 miles), 91772 (Rosemead, 1.2 miles), 91776 (San Gabriel, 1.7 miles) and 91755 (Monterey Park, 2.1 miles).