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History · Sunny Slopes

Half of Sunny Slopes’ homes were built after 1967

Most of Sunny Slopes was built recently: 0.0% of its homes predate 1940 and the median home dates from 1967. Below: maps from 1953 on.

0on the National Register
0.0%homes built before 1940
Add an old photoShare a memory

What stands out about Sunny Slopes’ past

Read from the archive, the National Register and the record. The page puts what stands out first.

A history waiting to be writtenNo old photos of Sunny Slopes are in the public archives yet. The rest are in attics and albums.
★ What stands out · Help out

Start Sunny Slopes’s collection

The first neighbors to add old photos shape how Sunny Slopes’s history is told.

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
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The story so far

Sunny Slopes, in brief

Wikipedia doesn’t have a history of Sunny Slopes yet. The photos, dates and memories neighbors add here are how it gets written.

Sunny Slopes is an unincorporated community and census-designated place (CDP) in Mono County, California, United States. It sits at an elevation of 7,198 feet (2,194 m). As of the 2020 census, the population was 139, down from 182 in 2010.

Between the 2010 and 2020 censuses its population fell from 182 to 139 (-24%).

Intro from Wikipedia. Population: U.S. Census Bureau.

By decade

No old photos in the archives yet

Weddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.

Be the first to add onePhotograph a print flat, in daylight, no flash.
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On the map

Sunny Slopes on the map, 1953 to 1990

Every edition of the U.S. Geological Survey’s map of Sunny Slopes. Tap a year, or press play to watch the town change.

Sunny Slopes on the 1953 USGS mapSunny Slopes on the 1984 USGS mapSunny Slopes on the 1990 USGS map1953Casa Diablo Mtn sheet · 1:62,500

U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Sunny Slopes.

Famous people

Famous people close to Sunny Slopes

Nobody well known was born in Sunny Slopes itself, so here are the best known from just nearby.

See all →
Trevor DonovanAmerican actor · b. 1978
Matt WilliamsAmerican baseball player and coach · b. 1965
Stanton BarrettRacecar driver · b. 1972
Claire Vaye WatkinsAmerican writer · b. 1984
C
Carly MarguliesAmerican freestyle skier · b. 1997
J
Jim TracyAmerican ski coach

Questions about Sunny Slopes’ history

Memory lane

What the archives can’t tell you, neighbors can.

Town Square →
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Sources

Where this page comes from

Founding dates: Wikidata, Wikipedia, the U.S. post office records of Blevins & Helbock (CC0) and the Census. Homes by year built: Census ACS 2020–24. National Register of Historic Places: National Park Service (list of May 22, 2026). Old photos, postcards and papers: Wikimedia Commons, the Library of Congress and other public archives, credited on each item’s page. Maps: U.S. Geological Survey historical topographic maps (via Esri) and Sanborn fire-insurance maps (Library of Congress). History text and census tables: Wikipedia (CC BY-SA 4.0). Places that used to be: USGS Geographic Names Information System (2021). How TownRatings grades history →

From U.S. Geological Survey historical maps. Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.