ZIP code 91731
Where is ZIP code 91731?
El Monte, California
Los Angeles County · Standard ZIP code
ZIP code 91731 belongs to El Monte, California in Los Angeles County. 91731 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 code 626. About 27,620 people live in the 91731 area, where the median household income is $62,215. The closest ZIP codes are 91734 (El Monte, 0.9 mi southeast), 91735 (El Monte, 0.9 mi southeast) and 91732 (El Monte, 1.4 mi southeast).
| ZIP code | 91731 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | El Monte |
| State | California (CA) |
| County | Los Angeles County |
| Time zone | Pacific Time · now |
| Area code | 626 |
| Coordinates | 34.0791, -118.0371 map |
| 3-digit prefix | 917 |
Population and income in 91731
| Population | 27,620 · higher than 63% of California ZIP codes |
|---|---|
| People per square mile | 7,278 · higher than 83% of California ZIP codes |
| Median age | 36.6 years · lower than 69% of California ZIP codes |
| Men / women | 52% / 48% |
| Median household income | $62,215 · lower than 83% of California ZIP codes |
| Income per person | $24,216 |
| Below the poverty line | 18% |
| Bachelor’s degree or higher | 15% of adults 25+ |
| Median home value | $635,600 · lower than 52% of California ZIP codes |
| Median rent | $1,669 a month |
| Housing units | 8,648 |
| Households | 8,293 (3.27 people on average) |
| Owners / renters | 40% / 60% |
| Land area | 3.8 sq mi (plus 0.06 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 91731. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 91731
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 91734 | El Monte, CA | 0.9 mi SE | PO Box only |
| 91735 | El Monte, CA | 0.9 mi SE | Unique |
| 91732 | El Monte, CA | 1.4 mi SE | Standard |
| 91733 | South El Monte, CA | 1.7 mi S | Standard |
| 91780 | Temple City, CA | 1.8 mi NW | Standard |
| 91771 | Rosemead, CA | 2 mi W | Unique |
| 91772 | Rosemead, CA | 2 mi W | Unique |
| 91770 | Rosemead, CA | 2.9 mi W | Standard |
| 91007 | Arcadia, CA | 3.2 mi N | Standard |
| 91776 | San Gabriel, CA | 3.4 mi W | Standard |
| 91006 | Arcadia, CA | 3.7 mi N | Standard |
| 91775 | San Gabriel, CA | 3.7 mi NW | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 91731 or measure the distance to another ZIP code.
How to address mail to 91731
123 MAIN ST
EL MONTE CA 91731
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (91731-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in El Monte, CA
All El Monte ZIP codes with population and income →
Questions
- What city is ZIP code 91731?
- 91731 is a El Monte, California ZIP code.
- What county is 91731 in?
- ZIP code 91731 is in Los Angeles County, California.
- What time zone is ZIP code 91731 in?
- 91731 is in the Pacific Time zone (America/Los_Angeles).
- What area code is 91731?
- Phone numbers in ZIP code 91731 use area code 626.
- What is the population of ZIP code 91731?
- About 27,620 people live in ZIP code 91731, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 91731?
- The median household income in 91731 is $62,215 a year, lower than 83% of California ZIP codes.
- What ZIP codes are near 91731?
- The nearest ZIP codes to 91731 are 91734 (El Monte, 0.9 miles), 91735 (El Monte, 0.9 miles), 91732 (El Monte, 1.4 miles) and 91733 (South El Monte, 1.7 miles).