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Monomoscoy Island, Mashpee MAPhoto: John Phelan · CC BY-SA 3.0
–Not graded
History · Monomoscoy Island

Half of Monomoscoy Island’s homes were built after 1993

Most of Monomoscoy Island was built recently: 0.0% of its homes predate 1940 and the median home dates from 1993. Below: maps from 1986 on.

0on the National Register
0.0%homes built before 1940
Add an old photoShare a memory
Photo: John Phelan · CC BY-SA 3.0

What stands out about Monomoscoy Island’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 Monomoscoy Island are in the public archives yet. The rest are in attics and albums.
★ What stands out · Help out

Start Monomoscoy Island’s collection

The first neighbors to add old photos shape how Monomoscoy Island’s history is told.

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
Share a family photoSign in to add one+10
The story so far

Monomoscoy Island, in brief

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

Monomoscoy Island is a census-designated place (CDP) in the town of Mashpee in Barnstable County, Massachusetts, United States. As of the 2020 census, Monomoscoy Island had a population of 139.

Between the 2010 and 2020 censuses its population fell from 147 to 139 (-5%).

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

Monomoscoy Island on the map, 1986 to 1994

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

Monomoscoy Island on the 1986 USGS mapMonomoscoy Island on the 1994 USGS map1986New Bedford sheet · 1:100,000

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

Famous people

Famous people close to Monomoscoy Island

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

See all →
Casey AffleckAmerican actor · b. 1975
K
Katharine Lee BatesAmerican poet and songwriter · b. 1859
Mercy Otis WarrenAmerican writer · b. 1728
James OtisLawyer in colonial Massachusetts · b. 1725
J
Jessica DubroffAmerican child pilot trainee · b. 1988
Gustavus Franklin SwiftAmerican entrepreneur in the meat industry · b. 1839
Stories next door

History across the town line

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

SeabrookIts storynot graded: under 1,000 residents or part of its town

Questions about Monomoscoy Island’s history

Memory lane

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

Town Square →
Start a conversation
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.