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History · San Marino

The history of San Marino

San Marino is a city in the San Gabriel Valley of Los Angeles County, California, United States. We’re gathering its old postcards, photos and papers from public archives right now.

Photo: sebi ryffel from Los Angeles

San Marino through the years

Every find lands on the timeline as it comes in. Gaps show where the archives go quiet, and where neighbors can help.

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San Marino

California · CA
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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/18 · 2025-01-01
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