History · Rio del Mar

Rio del Mar’s history is
mostly unwritten

The public archives hold no old photos of Rio del Mar. The rest are in attics, shoeboxes and the historical society. Help start the collection.

0old images & papers
5recent photos

The story so far

from Wikipedia & the U.S. Census

Rio del Mar (Spanish: Río del Mar, meaning "River of the Sea") is an unincorporated village in Santa Cruz County, California, United States. Rio del Mar is one of several small villages that form the unincorporated community of Aptos. Its population was 9,128 as of the 2020 United States census. For statistical purposes, the United States Census Bureau has defined Rio del Mar as a census-designated place (CDP).

Its population held steady between the last two censuses: 9,216 people in 2010, 9,128 in 2020. Half of its homes were built before 1973.

Wikipedia doesn’t have a history of Rio del Mar yet — the old photos, dates and memories neighbors add here are how it gets written.

Intro from Wikipedia, licensed CC BY-SA 4.0. Population and housing: U.S. Census Bureau.

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The first neighbors to add old photos shape how Rio del Mar’s history is told.

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By decade

Rio del Mar, decade by decade

Before
2000
No old photos in the archives yetWeddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
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Then & now

When neighbors add old photos, retakes from the same spot appear here side by side.

From Wikimedia Commons (5). Images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.

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Rio del Mar

California · CA
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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/19 · 2025-01-01