Residential delivery area · California
ZIP Code 91355: Valencia, CA
ZIP code 91355 uses the postal name Valencia, California and lies entirely in Los Angeles County (Census 2020 ZIP-county file). About 29,000 people live there (Census Bureau, ACS 2020-2024), the less populous of Valencia's 2 residential ZIP codes. Median household income is $115,640 (Census Bureau, ACS 2020-2024). Most of its land (75%) lies in the city of Santa Clarita.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Valencia · 2 residential ZIPs
- County
- Los Angeles County
- Census places
- Santa Clarita
- Neighborhood
- Bouquet Junction GeoNames
- Metro area
- Los Angeles-Long Beach-Anaheim, CA
- House district
- CA-27 119th Congress
- State
- California
- Time zone
- Pacific
- Land area
- 13.2 sq mi · 2,214 people per sq mi
- PO Box ZIPs
- 91385 also use the name Valencia
Where is ZIP code 91355?
91355 centers on 34.402°, -118.570° and covers 13.2 square miles of land plus 0.3 of water. It borders 5 ZIP codes: 91381, 91354, 91350, 91321, 91384.
The map draws ZIP code areas only. For the streets inside 91355, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0); neighborhoods from the GeoNames gazetteer (CC BY 4.0), placed in this ZIP code by PlainZIP.
How does 91355 compare with the rest of Valencia?
| Measure | 91355 | In Valencia | In Los Angeles County | In CA |
|---|---|---|---|---|
| People (ACS 2020-2024) | 29,123 | 2nd of 2 | 165th of 301 | 625th of 1,802 |
| Median household income | $116k | 2nd of 2 | 69th of 265 | 392nd of 1,189 |
| Median home value | $806k | 2nd of 2 | 156th of 273 | 559th of 1,317 |
Its median household income is higher than in 89% of U.S. residential ZIP codes, and it is denser than 86% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 91355?
The 2020 Census counted 32,886 people in 91355; the ACS, which samples households over 2020-2024, estimates 29,123. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 29,123
- 2020 Census count
- 32,886
- Households
- 11,781
- Median age
- 43.3
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 91355?
Of the 29,123 people the ACS estimates in 91355, 18.4% are under 18 and 19.7% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (57.8%), then Hispanic or Latino (20.6%).
- Under 1818.4%
- 18 to 6461.9%
- 65 and older19.7%
- White, not Hispanic57.8%
- Hispanic or Latino20.6%
- Asian, not Hispanic11.0%
- Other or two or more8.1%
- Black, not Hispanic2.5%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 91355 earn?
Median household income is $115,640 (ACS 2020-2024), the 69th highest of the 265 ranked ZIP codes in Los Angeles County.
- Median household income
- $115,640
- Income per person
- $59,648
- Below the poverty line
- 7.4%
- Unemployed (of the labor force)
- 7.2%
- Adults 25+ with a bachelor's degree
- 49.6%
- Adjusted gross income per tax return, 2022
- $119,74515,410 returns; wages 69% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 91355?
FHFA's house price index for 91355, built from repeat sales and appraisals of the same homes, rose 78% from 2015 to 2025 and rose 44% from 2020 to 2025, and moved +5.6% in 2025.
- Median home value (owners' estimate)
- $806,200
- Median gross rent
- $2,749
- Homes owned by their occupants
- 67.1%
- Housing units
- 12,235
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 91355?
2,573 business establishments had a location in this ZIP code in 2023, 118 more than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services369
- Health care and social assistance361
- Retail trade275
- Manufacturing200
- Accommodation and food services176
- Wholesale trade173
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 91355?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 91381 | Stevenson Ranch | 22,582 | $159k | 2.9 mi |
| 91354 | Valencia | 33,957 | $156k | 4.0 mi |
| 91350 | Santa Clarita | 43,973 | $140k | 4.3 mi |
| 91321 | Newhall | 31,989 | $91k | 5.4 mi |
| 91384 | Castaic | 26,478 | $132k | 9.9 mi |
| 91351 | Canyon Country | 33,155 | $115k | 6.8 mi (near) |
| 91311 | Chatsworth | 40,898 | $119k | 7.8 mi (near) |
| 91326 | Porter Ranch | 38,428 | $148k | 8.3 mi (near) |
| 91344 | Granada Hills | 52,890 | $119k | 8.6 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.