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BHistory
History · Casco

Casco dates to 1841, and 3 of its places are on the National Register

More historic than 61% of U.S. towns · #112 of 143 in Maine. What drives it

Most of Casco was built recently: 5% of its homes predate 1940 and the median home dates from 1988. Below: 3 old photos and papers, maps from 1946 on, and the census since 1850.

1841founded
3on the National Register
5%homes built before 1940
3old photos & papers
3famous people
From Casco’s archive · credits on each photo
Quick answers

How Casco began

When was Casco founded?

1841

Casco dates its founding to 1841 (Wikidata). The census first counted it in 1850.

First census: 1,046 in 18502020 census: 3,646185 years

How historic is Casco?

B

More historic than 61% of U.S. towns, on its age, its old homes and the National Register.

What drives the grade ↓
Founding year: Wikidata. First post office: 1829.The full story ↓
History grade

What drives Casco’s History grade

On its age, its old homes and the National Register, Casco is more historic than 61% of U.S. towns, #112 of 143 in Maine. Its age holds the grade up; its share of homes from before 1940 pulls it down.

B
HistoryA character grade: shown, never part of Casco’s overall grade.
All U.S. towns we grade (21,289)Ahead of 61%
NewerOlder
Maine towns of 2,500+ (143)Ahead of 22%

Maine towns list more on the Register than most of the country (a typical Maine town has 15.9 per 10,000 residents, the U.S. 2.4), so Casco’s 18.9 sits near the middle of its state (56% of Maine towns have fewer) while its 7 historic buildings outnumber those of 73% of U.S. towns.

How sure. Graded on any two of the three inputs instead, the letter would range from B− to A−. The pre-1940 share (±2.6 points) is firm at this size. Two sources give 1841.

Founding year: Wikidata (other dates in Quick answers). Homes: Census ACS 2020–24. National Register: National Park Service, May 2026 list; each listing counted once (boundary changes and added documentation belong to their listing), and a historic district counts its contributing buildings. How TownRatings grades history →

What stands out about Casco’s past

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

★ What stands out · Places that used to be

Lost post offices, old corners and burying grounds

Casco’s post office has been open since 1842. Five other post offices opened and closed inside today’s town.

North Raymond
1829–1842
Casco
1842–today
North Raymond
1851–1944
Webbs Mills
1853–1925
South Casco
1856–today
Songo Lock
1893–1912
Crescent Lake
1925–1957
18201920today
Hamlets and corners on the map
Cook MillsCrescent LakePike CornerSongo LockSouth Casco
14cemeteries and burying grounds inside Casco
Cook - PinkhamEdwardsFickettGreen GroveLakesideManningMaxfieldMayberryMountain ViewMurchStimpsonTenney HillTubbsWebbs Mills

US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).

Help out

Start Casco’s collection

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

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
2 of 10 decades. The empty ones are waiting for someone’s album.
People over time

Casco, census by census

05001,0001,5002,0002,5003,0003,5004,00018501900195020001,116 in 1860Low: 685

Lost a third of its people between 1860 and 1920, then grew 5-fold.

18 censuses, 1850–2020.

U.S. Census Bureau decennial counts, from the census table on Casco’s Wikipedia page.

The story

How Casco came to be

From Wikipedia’s history of Casco.

Read it all →

On January 30, 1767, Raymondtown Plantation was granted by the Massachusetts General Court to Capt. William Raymond of Beverly, Massachusetts, and his company of soldiers for their service with Sir William Phipps in the 1690 Battle of Quebec. It replaced a 1735 grant called Beverly-Canada (now Weare, New Hampshire) which was ruled invalid in 1741 because of a prior claim by the heirs of John Mason. In 1803, Raymondtown Plantation was incorporated as Raymond. The town of Naples was created with land taken in 1838, the same year the western half of Raymond petitioned the legislature to be set off as a township because of its geographical separation behind Rattlesnake Mountain. The petition failed, but three years later another was accepted. On March 18, 1841, Casco was incorporated as a town.

Text from Wikipedia, licensed CC BY-SA 4.0.

From the old history books

What they wrote about Casco in 1886

Passages that mention Casco, cut from the printed page as they were published.

All of the shore line visible from the Island was included in the two ancient settlements of Casco and Westcustogo, which, upon incorporation, were named Falmouth and North Yarmouth respectively. The boundary line established between these two townships bears away from the Ottawa House piazza about…
An historical sketch, guide book, and prospectus of Cushing's island, Casco bay, coast of Maine1886 · page 63Read the page →
Read the text

All of the shore line visible from the Island was included in the two ancient settlements of Casco and Westcustogo, which, upon incorporation, were named Falmouth and North Yarmouth respectively. The boundary line established between these two townships bears away from the Ottawa House piazza about east of north, past the end of Lower Clapboard Island, and remains to-day the dividing line between the present towns of Falmouth and Cumberland. The line between Falmouth and Deering, upon the shore, is the Presumpscot River, which debouches between Mackey's

Text read by machine from the scan; it may contain errors.
The combined force of French and Indians came into Casco Bay from the Kennebeck by way of New Meadows River, meeting no opposition from the scattered settlements whence the inhabitants had retired to the protection of Fort Loyal. They made their rendezvous on some of the islands, and soon spied out…
An historical sketch, guide book, and prospectus of Cushing's island, Casco bay, coast of Maine1886 · page 45Read the page →
Read the text

The combined force of French and Indians came into Casco Bay from the Kennebeck by way of New Meadows River, meeting no opposition from the scattered settlements whence the inhabitants had retired to the protection of Fort Loyal. They made their rendezvous on some of the islands, and soon spied out the weakness of the garrison, ascertaining quite well the number of English left after the departure of Captain Willard.

Text read by machine from the scan; it may contain errors.

Scans and text from the Internet Archive. Books published in 1930 or earlier, which are in the public domain.

Timeline

Casco, 1795 to 2010

Woven from the archive, old maps, post office records, the National Register and the people born here.

  1. 18th century
  2. 1795BuiltRichard Manning House is built
  3. 19th century
  4. 1829Post officeThe North Raymond post office opens
  5. 1839Born hereAlonzo Cook is born here
  6. 1841
    FoundingCasco is established
  7. 1842Born hereSue A. Sanders is born here
  8. 1842Post officeThe North Raymond post office closes
  9. 1842Post officeThe Casco post office opens
  10. 1851Post officeThe North Raymond post office opens
  11. 20th century
  12. 1912In the archiveSteamer Longfellow, Songo River, Sebago Lake, ME
  13. 1930In the archivePumkin Knob and Long Island, From Peaks Island, Maine (63951)
  14. 1944Post officeThe North Raymond post office closes
  15. 1946On the mapFirst mapped by the U.S. Geological Survey
  16. 1997Born hereKate Hall is born here
  17. 21st century
  18. 2010CensusPopulation peaks at 3,742
By decade

Casco, decade by decade

2 decades in the archive, from the 1910s to the 1930s. Scroll each row; tap a photo for its story.

On the map

Casco on the map, 1946 to 1983

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

Casco on the 1946 USGS mapCasco on the 1983 USGS map1946Norway 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 Casco.

Then & now

Stand where they stood

No then-and-now pairs yet. Take a photo from the same spot as an old one and they appear here side by side.

Steamer Longfellow, Songo River, Sebago Lake, ME
Retake this viewSteamer Longfellow, Songo River, Sebago Lake, ME, 1912

Find the spot, match the angle, and add your photo. It becomes the first then-and-now pair on Casco’s page.

Retake this view · +15
On the National Register

3 historic places in Casco

The country’s official list of buildings and places worth saving.

places listed
3
National Historic Landmarks
0
none yet
historic buildings protected
7
each building in a district counts
first listed
1975
Friends Meetinghouse
BuildingsDistricts

Architectural styles listings

Federal1
Greek Revival1

National Park Service, National Register of Historic Places. Photos from Wikimedia Commons, credited on each place’s page.

Famous people

3 famous people were born in Casco

Writers, athletes, leaders and more, ranked by how widely they’re known.

See all →
Stories next door

History across the town line

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

Questions about Casco’s history

What year was Casco founded?

In 1841, according to Wikidata. Casco’s post office opened in 1829, and the census of 1850 counted 1,046 people here.

How does Casco rank for history?

Casco is more historic than 61% of U.S. towns, #112 of 143 in Maine. The History grade combines the town’s founding era, the share of homes built before 1940 and its National Register listings. It’s a character grade, so it isn’t part of the overall grade. How it works.

What is on the National Register in Casco?

Three places: the Friends Meetinghouse (listed 1975), the Watkins House and Cabins (1992) and the Richard Manning House (1993).

How old are the homes in Casco?

5% of Casco’s homes were built before 1940 (Census estimate, ±2.6 points), against a typical 19% for a Maine town; the median home was built in 1988.

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).

From Wikimedia Commons (12), Wikidata (2), the National Register of Historic Places (3), Wikipedia, Wikidata and Wikipedia for famous people, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), the US Post Offices dataset (Blevins & Helbock), the USGS Geographic Names Information System and old county and town histories (Internet Archive). Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.