CBSA 42020San Luis Obispo-Paso Robles, CA

Metropolitan Statistical Area
CBSA Code:
42020
States:
CA
Principal Cities:
MARICOPA, NEW CUYAMA, SAN LUIS OBISPO
Total ZIP Codes:
40
Avg Residential Share:
74.1%
Counties:
1

ZIP Code Distribution

Business-Heavy6(15%)<50% residential
Mixed Use0(0%)50-80% residential
Residential29(73%)>80% residential

About San Luis Obispo-Paso Robles, CA

The San Luis Obispo-Paso Robles, CA is a Metropolitan Statistical Area designated by the U.S. Office of Management and Budget. This CBSA (Core Based Statistical Area) encompasses 40 ZIP codes across CA. The principal cities are MARICOPA, NEW CUYAMA, SAN LUIS OBISPO.

Metropolitan Statistical Areas have at least one urbanized area of 50,000 or more population, plus adjacent territory that has a high degree of social and economic integration with the core as measured by commuting ties.

Counties in San Luis Obispo-Paso Robles, CA

, CA

40 ZIPs74% res

ZIP Codes in San Luis Obispo-Paso Robles, CA

This CBSA contains 40 ZIP codes across 1 state(s).

Actions

Frequently Asked Questions

What is a CBSA?

A Core Based Statistical Area (CBSA) is a U.S. geographic area defined by the Office of Management and Budget (OMB) that consists of one or more counties anchored by an urban center of at least 10,000 people plus adjacent counties that are socioeconomically tied to the urban center by commuting.

How are CBSAs defined?

CBSAs are defined based on commuting patterns and economic integration. The OMB updates these definitions every 10 years based on Census data, with minor updates in between.

Can a ZIP code be in multiple CBSAs?

While ZIP codes are assigned to a single primary CBSA, some ZIPs do span CBSA boundaries. In these cases, the assignment is based on where the majority of addresses are located.

Data source: HUD-USPS ZIP Code Crosswalk (Q2 2024) and U.S. Census Bureau CBSA Delineations (2023)