Residential delivery area · California
ZIP Code 93422: Atascadero, CA
ZIP code 93422 uses the postal name Atascadero, California and lies entirely in San Luis Obispo County (Census 2020 ZIP-county file). About 33,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $91,780 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Atascadero (38%) and Garden Farms (2%); 61% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Atascadero · its only residential ZIP
- County
- San Luis Obispo County
- Census places
- Atascadero (38%); Garden Farms (2%) census-designated place
- Metro area
- San Luis Obispo-Paso Robles, CA
- House districts
- CA-19 (54%), CA-24 (46%) 119th Congress, by share of land
- State
- California
- Time zone
- Pacific
- Land area
- 68.8 sq mi · 480 people per sq mi
- PO Box ZIPs
- 93423 also use the name Atascadero
Where is ZIP code 93422?
93422 centers on 35.465°, -120.689° and covers 68.8 square miles of land plus 0.1 of water. It borders 5 ZIP codes: 93465, 93442, 93432, 93430, 93453.
The map draws ZIP code areas only. For the streets inside 93422, 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).
How does 93422 compare with the rest of San Luis Obispo County?
| Measure | 93422 | In San Luis Obispo County | In CA |
|---|---|---|---|
| People (ACS 2020-2024) | 33,002 | 3rd of 28 | 540th of 1,802 |
| Median household income | $92k | 11th of 16 | 683rd of 1,189 |
| Median home value | $738k | 12th of 21 | 639th of 1,317 |
Its median household income is higher than in 75% of U.S. residential ZIP codes, and it is denser than 72% 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 93422?
The 2020 Census counted 33,041 people in 93422; the ACS, which samples households over 2020-2024, estimates 33,002. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 33,002
- 2020 Census count
- 33,041
- Households
- 12,895
- Median age
- 40.7
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 93422?
Of the 33,002 people the ACS estimates in 93422, 20.2% are under 18 and 19.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (67.9%), then Hispanic or Latino (21.4%).
- Under 1820.2%
- 18 to 6460.3%
- 65 and older19.5%
- White, not Hispanic67.9%
- Hispanic or Latino21.4%
- Other or two or more8.1%
- Asian, not Hispanic1.9%
- Black, not Hispanic0.7%
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 93422 earn?
Median household income is $91,780 (ACS 2020-2024), the 11th highest of the 16 ranked ZIP codes in San Luis Obispo County.
- Median household income
- $91,780
- Income per person
- $61,277
- Below the poverty line
- 11.0%
- Unemployed (of the labor force)
- 5.1%
- Adults 25+ with a bachelor's degree
- 32.0%
- Adjusted gross income per tax return, 2022
- $92,31514,720 returns; wages 63% 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 93422?
FHFA's house price index for 93422, built from repeat sales and appraisals of the same homes, rose 91% from 2015 to 2025 and rose 49% from 2020 to 2025, and moved +4.8% in 2025.
- Median home value (owners' estimate)
- $737,600
- Median gross rent
- $1,871
- Homes owned by their occupants
- 65.6%
- Housing units
- 13,512
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 93422?
906 business establishments had a location in this ZIP code in 2023, 58 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction167
- Health care and social assistance134
- Retail trade113
- Accommodation and food services100
- Professional, scientific, and technical services92
- Other services (except public administration)76
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 93422?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 93465 | Templeton | 11,039 | $129k | 5.9 mi |
| 93442 | Morro Bay | 11,571 | $96k | 7.6 mi |
| 93432 | Creston | 1,142 | $147k | 11.7 mi |
| 93430 | Cayucos | 3,125 | $90k | 14.4 mi |
| 93453 | Santa Margarita | 2,344 | $78k | 30.7 mi |
| 93409 | San Luis Obispo | 2,952 | – | 9.8 mi (near) |
| 93408 | San Luis Obispo | 6 | – | 10.1 mi (near) |
| 93407 | San Luis Obispo | 347 | – | 11.0 mi (near) |
| 93410 | San Luis Obispo | 7,396 | – | 11.3 mi (near) |
| 93405 | San Luis Obispo | 25,002 | $60k | 11.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.
Which other ZIP codes use the name Atascadero?
1 more ZIP code carries the postal name Atascadero, CA without a residential delivery area: PO boxes at the post office, or a single organization with its own ZIP code. The Census Bureau publishes no figures for it.
| ZIP | County |
|---|---|
| 93423 | San Luis Obispo County |
Source: GeoNames postal codes (CC BY 4.0), downloaded 2026-10-09; a ZIP code with no Census ZCTA has no residential delivery area.