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History · Lake Telemark

13% of Lake Telemark’s homes were built before 1940

0on the National Register
13%homes built before 1940

What stands out about Lake Telemark’s past

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

★ What stands out · Help out

Start Lake Telemark’s collection

The first neighbors to add old photos shape how Lake Telemark’s history is told.

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

Lake Telemark, in brief

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

Lake Telemark is an unincorporated community and census-designated place (CDP) in Rockaway Township, Morris County, New Jersey, United States. As of the 2020 census, the CDP's population was 1,172.

Between the 2010 and 2020 censuses its population fell from 1,255 to 1,172 (-7%).

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

By decade

Lake Telemark, decade by decade

Famous people

Famous people close to Lake Telemark

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

See all →
Stories next door

History across the town line

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

Questions about Lake Telemark’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 →

From Wikimedia Commons (1). Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.