History · Emerald Lake Hills

Emerald Lake Hills’s history is
mostly unwritten

The public archives hold no old photos of Emerald Lake Hills. The rest are in attics, shoeboxes and the historical society. Help start the collection.

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The story so far

from Wikipedia & the U.S. Census

Emerald Lake Hills or Emerald Hills is a census-designated place and neighborhood in unincorporated San Mateo County, in the state of California, United States. Situated among oak-studded hills between Woodside, Redwood City, and San Carlos roughly bounded by Edgewood Road, Alameda de las Pulgas, Farm Hill Boulevard, and Interstate 280. The population was 4,406 at the 2020 census and the per-capita income was $68,966, making it the 22nd wealthiest place in California and the 82nd highest income places in the United States Emerald Lake Hills was originally conceived as a resort community for city-weary San Franciscans during World War I. Emerald Lake Hills actually consists of two large subd…

Between the 2010 and 2020 censuses its population grew from 4,278 to 4,406 (+3%). Half of its homes were built before 1984.

Wikipedia doesn’t have a history of Emerald Lake Hills 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 Emerald Lake Hills’s history is told.

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Emerald Lake Hills, 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.

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Emerald Lake Hills

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