ZIP code 91311
Where is ZIP code 91311?
Chatsworth, California
Los Angeles County · Standard ZIP code
ZIP code 91311 belongs to Chatsworth, California in Los Angeles County. 91311 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 661, 747, 805, 818 and 820. About 40,898 people live in the 91311 area, where the median household income is $119,386. The closest ZIP codes are 91313 (Chatsworth, 0.6 mi west), 91326 (Porter Ranch, 2.5 mi northeast) and 91304 (Canoga Park, 2.9 mi southwest).
| ZIP code | 91311 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Chatsworth |
| State | California (CA) |
| County | Los Angeles County |
| Time zone | Pacific Time · now |
| Area codes | 661, 747, 805, 818, 820 |
| Coordinates | 34.2583, -118.5914 map |
| 3-digit prefix | 913 |
Population and income in 91311
| Population | 40,898 · higher than 79% of California ZIP codes |
|---|---|
| People per square mile | 1,222 · higher than 54% of California ZIP codes |
| Median age | 42.3 years · higher than 60% of California ZIP codes |
| Men / women | 49% / 51% |
| Median household income | $119,386 · higher than 72% of California ZIP codes |
| Income per person | $53,824 |
| Below the poverty line | 8.8% |
| Bachelor’s degree or higher | 46% of adults 25+ |
| Median home value | $876,400 · higher than 69% of California ZIP codes |
| Median rent | $2,311 a month |
| Housing units | 15,097 |
| Households | 14,561 (2.75 people on average) |
| Owners / renters | 67% / 33% |
| Land area | 33.46 sq mi (plus 0.03 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 91311. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 91311
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 91313 | Chatsworth, CA | 0.6 mi W | PO Box only |
| 91326 | Porter Ranch, CA | 2.5 mi NE | Standard |
| 91304 | Canoga Park, CA | 2.9 mi SW | Standard |
| 91324 | Northridge, CA | 3 mi SE | Standard |
| 91396 | Winnetka, CA | 3.3 mi S | PO Box only |
| 91306 | Winnetka, CA | 3.5 mi S | Standard |
| 91327 | Northridge, CA | 3.7 mi SE | PO Box only |
| 91328 | Northridge, CA | 3.7 mi SE | PO Box only |
| 91329 | Northridge, CA | 3.7 mi SE | Unique |
| 91330 | Northridge, CA | 3.7 mi SE | Unique |
| 91394 | Granada Hills, CA | 3.9 mi E | PO Box only |
| 91305 | Canoga Park, CA | 4 mi S | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 91311 or measure the distance to another ZIP code.
How to address mail to 91311
123 MAIN ST
CHATSWORTH CA 91311
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (91311-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Chatsworth, CA
All Chatsworth ZIP codes with population and income →
Questions
- What city is ZIP code 91311?
- 91311 is a Chatsworth, California ZIP code.
- What county is 91311 in?
- ZIP code 91311 is in Los Angeles County, California.
- What time zone is ZIP code 91311 in?
- 91311 is in the Pacific Time zone (America/Los_Angeles).
- What area code is 91311?
- Phone numbers in ZIP code 91311 use area codes 661, 747, 805, 818 and 820.
- What is the population of ZIP code 91311?
- About 40,898 people live in ZIP code 91311, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 91311?
- The median household income in 91311 is $119,386 a year, higher than 72% of California ZIP codes.
- What ZIP codes are near 91311?
- The nearest ZIP codes to 91311 are 91313 (Chatsworth, 0.6 miles), 91326 (Porter Ranch, 2.5 miles), 91304 (Canoga Park, 2.9 miles) and 91324 (Northridge, 3 miles).