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History · Sun Valley

Half of Sun Valley’s homes were built after 1990

Most of Sun Valley was built recently: 3% of its homes predate 1940 and the median home dates from 1990.

0on the National Register
3%homes built before 1940
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What stands out about Sun Valley’s 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 Sun Valley are in the public archives yet. The rest are in attics and albums.
★ What stands out · Help out

Start Sun Valley’s collection

The first neighbors to add old photos shape how Sun Valley’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

Sun Valley, in brief

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

Sun Valley is a census-designated place in NW Chestnuthill Township, Monroe County, Pennsylvania on the west side of Route 115 and the south flank of Pohopoco Mountain. The Pohopoco Creek starts in Sun Valley and flows south to Gilbert then west to Beltzville Lake and the Lehigh River. New Jersey Camp Jaycee for people with special needs is located in the CDP, which uses the Effort zip code of 18330. [1] As of the 2022 census, the population was 2,206 residents.

Its population held steady between the last two censuses: 2,399 in 2010, 2,414 in 2020.

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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Famous people

Famous people close to Sun Valley

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

See all →
L
Laura Van GilderAmerican racing cyclist · b. 1964
J
Jacqueline BenítezPuerto Rican basketball player · b. 1997
J
Joseph BattistoAmerican politician · b. 1931
G
George NikolakakosAmerican state representative for Montana · b. 1979
Stories next door

History across the town line

Each neighbor’s History grade, on the same three inputs.

Indian Mountain LakeIts storynot graded: under 1,000 residents or part of its townSierra ViewIts storynot graded: under 1,000 residents or part of its town

Questions about Sun Valley’s 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 →