Zip Code 93409 — San Luis Obispo, CA
93409 is a ZIP Code associated with San Luis Obispo, CA, located within San Luis Obispo. The postal region supports an estimated population of 2,952 residents across Data Pending housing units, with a population density of 2,852.3 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (35.323520, -120.697430)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 93409 |
| Primary City | San Luis Obispo |
| State / Province | CA |
| County | San Luis Obispo |
| Total Population | 2,952 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 2,852.3 people/sq mi |
| Timezone | America/Los_Angeles |
How 93409 Compares
| Metric | ZIP 93409 | San Luis Obispo County | CA State Average |
|---|
| Population | 2,952 | 276,432 | 39,286,245 |
| Median Income | Data Pending | N/A | N/A |
| Population Density | 2,852.3 /sq mi | -- | -- |
Nearby ZIP Codes
| ZIP Code | City | Distance | Population | Median Income |
|---|
| Zip 93408 | San Luis Obispo | 1.2 mi | 6 | N/A |
| Zip 93407 | San Luis Obispo | 1.9 mi | 347 | N/A |
| Zip 93405 | San Luis Obispo | 2.5 mi | 25,002 | N/A |
| Zip 93410 | San Luis Obispo | 2.6 mi | 7,396 | N/A |
| Zip 93401 | San Luis Obispo | 7.5 mi | 29,202 | N/A |
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →