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Zip Code 93405 — San Luis Obispo, CA

ZIP Code 93405 is associated with San Luis Obispo, CA, in San Luis Obispo County. The listed population estimate is 25,002; estimated density is 107.6 people per square mile. Among records with population estimates, it ranks #5 of 23 in San Luis Obispo County and #724 of 1,762 in CA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (35.296720, -120.726180)

Data MetricLocal Statistic
Postal / Zip Code93405
Primary CitySan Luis Obispo
State / ProvinceCA
CountySan Luis Obispo
Total Population25,002
Population Density107.6 people/sq mi
TimezoneAmerica/Los_Angeles

How 93405 Compares

MetricZIP 93405San Luis Obispo County recordsCA records
Population estimate25,002276,432 (sum)39,286,245 (sum)
Population Density107.6 /sq mi----
County population rank#5 of 23----
State population rank#724 of 1,762----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in CA

ZIP CodeCityDistancePopulation estimate
ZIP 93408San Luis Obispo1.7 mi6
ZIP 93409San Luis Obispo2.5 mi2,952
ZIP 93407San Luis Obispo3.3 mi347
ZIP 93410San Luis Obispo3.9 mi7,396
ZIP 93402Los Osos6.4 mi14,197

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 →