ZIP code 91321
Where is ZIP code 91321?
Newhall, California
Los Angeles County · Standard ZIP code
ZIP code 91321 belongs to Newhall, California in Los Angeles County. 91321 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 and 818. About 31,989 people live in the 91321 area, where the median household income is $91,092. The closest ZIP codes are 91322 (Newhall, 0.6 mi northwest), 91380 (Santa Clarita, 1.4 mi northwest) and 91382 (Santa Clarita, 1.4 mi northwest).
| ZIP code | 91321 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Newhall |
| Also accepted | Santa Clarita |
| State | California (CA) |
| County | Los Angeles County |
| Time zone | Pacific Time · now |
| Area codes | 661, 747, 818 |
| Coordinates | 34.3795, -118.523 map |
| 3-digit prefix | 913 |
Population and income in 91321
| Population | 31,989 · higher than 68% of California ZIP codes |
|---|---|
| People per square mile | 1,200 · higher than 54% of California ZIP codes |
| Median age | 36.5 years · lower than 69% of California ZIP codes |
| Men / women | 48% / 52% |
| Median household income | $91,092 · lower than 53% of California ZIP codes |
| Income per person | $41,866 |
| Below the poverty line | 9.6% |
| Bachelor’s degree or higher | 32% of adults 25+ |
| Median home value | $691,600 · higher than 53% of California ZIP codes |
| Median rent | $2,134 a month |
| Housing units | 11,338 |
| Households | 10,863 (2.91 people on average) |
| Owners / renters | 61% / 39% |
| Land area | 26.66 sq mi (plus 0.01 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 91321. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 91321
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 91322 | Newhall, CA | 0.6 mi NW | PO Box only |
| 91380 | Santa Clarita, CA | 1.4 mi NW | PO Box only |
| 91382 | Santa Clarita, CA | 1.4 mi NW | Standard |
| 91383 | Santa Clarita, CA | 1.4 mi NW | Standard |
| 91355 | Valencia, CA | 2.2 mi NW | Standard |
| 91350 | Santa Clarita, CA | 3.9 mi N | Standard |
| 91386 | Canyon Country, CA | 4.2 mi NE | PO Box only |
| 91354 | Valencia, CA | 4.7 mi N | Standard |
| 91381 | Stevenson Ranch, CA | 5.1 mi W | Standard |
| 91351 | Canyon Country, CA | 5.3 mi NE | Standard |
| 91387 | Canyon Country, CA | 6 mi NE | Standard |
| 91390 | Santa Clarita, CA | 6.1 mi N | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 91321 or measure the distance to another ZIP code.
How to address mail to 91321
123 MAIN ST
NEWHALL CA 91321
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts SANTA CLARITA as the city name for 91321. Avoid Friendly Valley: USPS doesn’t recognize it as the city for this ZIP code. Adding the 4-digit ZIP+4 code (91321-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Newhall, CA
All Newhall ZIP codes with population and income →
Questions
- What city is ZIP code 91321?
- 91321 is a Newhall, California ZIP code. Santa Clarita is also accepted as the city name.
- What county is 91321 in?
- ZIP code 91321 is in Los Angeles County, California.
- What time zone is ZIP code 91321 in?
- 91321 is in the Pacific Time zone (America/Los_Angeles).
- What area code is 91321?
- Phone numbers in ZIP code 91321 use area codes 661, 747 and 818.
- What is the population of ZIP code 91321?
- About 31,989 people live in ZIP code 91321, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 91321?
- The median household income in 91321 is $91,092 a year, lower than 53% of California ZIP codes.
- What ZIP codes are near 91321?
- The nearest ZIP codes to 91321 are 91322 (Newhall, 0.6 miles), 91380 (Santa Clarita, 1.4 miles), 91382 (Santa Clarita, 1.4 miles) and 91383 (Santa Clarita, 1.4 miles).