Residential delivery area · California
ZIP Code 93455: Santa Maria, CA
ZIP code 93455 uses the postal name Santa Maria, California and lies entirely in Santa Barbara County (Census 2020 ZIP-county file). About 45,000 people live there (Census Bureau, ACS 2020-2024), the 2nd most populous of Santa Maria's 3 residential ZIP codes. Median household income is $110,661 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Orcutt (9%) and Santa Maria (8%); 83% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Santa Maria · 3 residential ZIPs
- County
- Santa Barbara County
- Census places
- Orcutt (9%) census-designated place; Santa Maria (8%)
- Neighborhoods
- Cimarron Estates, Cimarron Estates Mobile Home Park, Del Cielo Mobile Estates, Sunny Hills Estates Mobile Home Park, Town and Country Trailer Estates, Village Mobile Home Park GeoNames
- Metro area
- Santa Maria-Santa Barbara, CA
- House district
- CA-24 119th Congress
- State
- California
- Time zone
- Pacific
- Land area
- 118.3 sq mi · 377 people per sq mi
Where is ZIP code 93455?
93455 centers on 34.848°, -120.483° and covers 118.3 square miles of land plus 0.3 of water. It borders 7 ZIP codes: 93429, 93437, 93458, 93434, 93454, 93440, 93436.
The map draws ZIP code areas only. For the streets inside 93455, 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 93455 compare with the rest of Santa Maria?
| Measure | 93455 | In Santa Maria | In Santa Barbara County | In CA |
|---|---|---|---|---|
| People (ACS 2020-2024) | 44,611 | 2nd of 3 | 4th of 25 | 312th of 1,802 |
| Median household income | $111k | 1st of 3 | 9th of 18 | 445th of 1,189 |
| Median home value | $610k | 1st of 3 | 15th of 20 | 811th of 1,317 |
Its median household income is higher than in 87% of U.S. residential ZIP codes, and it is denser than 69% 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 93455?
The 2020 Census counted 45,282 people in 93455; the ACS, which samples households over 2020-2024, estimates 44,611. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 44,611
- 2020 Census count
- 45,282
- Households
- 15,476
- Median age
- 38.6
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 93455?
Of the 44,611 people the ACS estimates in 93455, 24.8% are under 18 and 19.1% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (44.3%), then Hispanic or Latino (44.2%).
- Under 1824.8%
- 18 to 6456.1%
- 65 and older19.1%
- White, not Hispanic44.3%
- Hispanic or Latino44.2%
- Other or two or more5.3%
- Asian, not Hispanic4.6%
- Black, not Hispanic1.5%
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 93455 earn?
Median household income is $110,661 (ACS 2020-2024), the 9th highest of the 18 ranked ZIP codes in Santa Barbara County.
- Median household income
- $110,661
- Income per person
- $48,734
- Below the poverty line
- 7.9%
- Unemployed (of the labor force)
- 4.6%
- Adults 25+ with a bachelor's degree
- 32.1%
- Adjusted gross income per tax return, 2022
- $91,22221,290 returns; wages 65% 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 93455?
FHFA's house price index for 93455, built from repeat sales and appraisals of the same homes, rose 91% from 2015 to 2025 and rose 52% from 2020 to 2025, and moved +4.7% in 2025.
- Median home value (owners' estimate)
- $610,300
- Median gross rent
- $2,391
- Homes owned by their occupants
- 76.3%
- Housing units
- 16,071
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 93455?
1,053 business establishments had a location in this ZIP code in 2023, 121 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction148
- Health care and social assistance123
- Other services (except public administration)111
- Retail trade101
- Professional, scientific, and technical services95
- Administrative and support and waste management and remediation services73
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 93455?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 93429 | Casmalia | 99 | $169k | 3.5 mi |
| 93437 | Lompoc | 3,477 | $84k | 6.2 mi |
| 93458 | Santa Maria | 59,148 | $75k | 7.3 mi |
| 93434 | Guadalupe | 8,603 | $67k | 10.0 mi |
| 93454 | Santa Maria | 41,896 | $82k | 13.7 mi |
| 93440 | Los Alamos | 1,185 | $79k | 13.9 mi |
| 93436 | Lompoc | 55,820 | $80k | 18.2 mi |
| 93444 | Nipomo | 21,611 | $111k | 13.0 mi (near) |
| 93445 | Oceano | 6,857 | $72k | 15.6 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.