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B−History
History · Acton

Acton dates to 1639, and 8 of its places are on the National Register

More historic than 53% of U.S. towns · #279 of 283 in Massachusetts. What drives it

Most of Acton was built recently: 9% of its homes predate 1940 and the median home dates from 1974. 8 places in town are on the National Register, among them a historic district with 36 buildings. Below: 11 old photos and papers, maps from 1886 on, and the census since 1790.

1639founded
8on the National Register
9%homes built before 1940
11old photos & papers
13famous people
From Acton’s archive · credits on each photo
Quick answers

How Acton began

When was Acton founded?

1639

Acton dates its founding to 1639 (Wikidata). It appears in the first U.S. census, 1790.

First census: 853 in 17902020 census: 24,021387 years

How historic is Acton?

B−

More historic than 53% of U.S. towns, on its age, its old homes and the National Register.

What drives the grade ↓
Founding year: Wikidata. First post office: 1810.The full story ↓
History grade

What drives Acton’s History grade

On its age, its old homes and the National Register, Acton is more historic than 53% of U.S. towns, #279 of 283 in Massachusetts. Its National Register listings hold the grade up; its share of homes from before 1940 pulls it down.

B−
HistoryA character grade: shown, never part of Acton’s overall grade.
All U.S. towns we grade (21,289)Ahead of 53%
NewerOlder
Massachusetts towns of 2,500+ (283)#279 of 283

Massachusetts towns list more on the Register than most of the country (a typical Massachusetts town has 46.0 per 10,000 residents, the U.S. 2.4), so Acton’s 19.5 sits near the middle of its state (35% of Massachusetts towns have fewer) while its 47 historic buildings outnumber those of 84% of U.S. towns.

NoteThe founding year comes from Wikidata alone; no second source gives 1639.
How sure. Graded on two of the three inputs, so a change in either one moves the letter more than it would with three. The pre-1940 share (±2.0 points) is firm at this size.

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 Acton’s past

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

★ What stands out · Timeline

Acton, 1639 to 1966

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

  1. 17th century
  2. 1639
    FoundingActon is established
  3. 18th century
  4. 1707BuiltFaulkner Homestead is built
  5. 1732BuiltJones Tavern is built
  6. 1760BuiltJonathan and Simon Hosmer House is built
  7. 19th century
  8. 1810Post officeThe Acton post office opens
  9. 1849Post officeThe West Acton post office opens
  10. 1851Post officeThe South Acton post office opens
  11. 1860BuiltExchange Hall is built
  12. 1880Born hereAlice Haskins is born here
  13. 1886On the mapFirst mapped by the U.S. Geological Survey
  14. 1891Born hereLeonard D. White is born here
  15. 20th century
  16. 1906In the archiveSouth Acton station 1906 postcard
  17. 1911In the archiveExchange Square and post office, South Acton - postcard
  18. 1937In the archiveLand Utilization Town of Acton - DPLA - bc4521d37d15ce594ef497b0451f172a
  19. 1956In the archiveAbner Hosmer of Acton, his powder horn, photograph by Boston Herald-Traveler, ca. January…
  20. 1965In the archiveSeal of
  21. 1966Post officeThe West Acton post office closes
  22. 1966Post officeThe South Acton post office closes
Places that used to be

Lost post offices, old corners, places now gone and burying grounds

Acton’s post office has been open since 1810. Five other post offices opened and closed inside today’s town.

Acton
1810–today
West Acton
1849–1966
South Acton
1851–1966
Ellsworth
1875–1885
East Acton
1885–1910
North Acton
1886–1935
18101920today
Hamlets and corners on the map
Damons Mills WestvaleEast ActonKelly CornerNorth ActonSouth ActonVillage of Nagog WoodsWest Acton
Gone or out of use
Jones TavernbuildingPutneyslocale
3cemeteries and burying grounds inside Acton
ForestMount HopeWoodlawn

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

On the map

Acton on the map, 1886 to 1987

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

Acton on the 1886 USGS mapActon on the 1894 USGS mapActon on the 1918 USGS mapActon on the 1943 USGS mapActon on the 1950 USGS mapActon on the 1965 USGS mapActon on the 1977 USGS mapActon on the 1987 USGS map1886Framingham 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 Acton.

The story

How Acton came to be

From Wikipedia’s history of Acton.

Read it all →

Acton's history reflects the history of Massachusetts, New England, and the United States. It was first settled by Native Americans who used the Assabet, Sudbury and Concord rivers for transportation and the fields for farming seasonal crops. There is evidence of Native American settlements in Acton which go back 7,000 years. When the colonists arrived in this area, the Native American population dropped dramatically due to European diseases for which they had no immunity.

Text from Wikipedia, licensed CC BY-SA 4.0.

From the old history books

What they wrote about Acton, 1890–1907

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

The town of Acton, Middlesex County, Massachusetts, was set off from Concord, of which it had been a part for a century, in 1735, and later lost a portion of its territory and population to form the town of Boxboro. In the centre of the town stands the fine monument to the Revolutionary soldiers wh…
A condensed genealogy of one branch of the Edwards family of Concord and Acton, Massachusetts1907 · page 28Read the page →
Read the text

The town of Acton, Middlesex County, Massachusetts, was set off from Concord, of which it had been a part for a century, in 1735, and later lost a portion of its territory and population to form the town of Boxboro. In the centre of the town stands the fine monument to the Revolutionary soldiers who gave their lives for liberty in the first struggle with the enemy. Lying in the pretty, well-kept Woodlawn Cemetery are the remains of more soldiers who fought in the Revolutionary War than are found, it is said, in any other cemetery in the country,

Text read by machine from the scan; it may contain errors.
The Carlisle District of Acton was incorporated as a separate town in 1780 ; the easterly part of Old Concord was incorporated in the new town of Bedford in 1729 ; and the southerly part of Old Concord was incorporated in the new town of Lincoln iu 1754, so that from 1754 tO'1780 the township of Ac…
History of Middlesex County, Massachusetts1890 · page 238Read the page →
Read the text

The Carlisle District of Acton was incorporated as a separate town in 1780 ; the easterly part of Old Concord was incorporated in the new town of Bedford in 1729 ; and the southerly part of Old Concord was incorporated in the new town of Lincoln iu 1754, so that from 1754 tO'1780 the township of Acton was larger than that of Concord, though much behind iu wealth and population. At the time of Concord's in-

Text read by machine from the scan; it may contain errors.
beautiful a resting-place after our long and weary march. You have referred to the services of tbe militia in the late war, and you will allow me to say that the character and conduct of Co. E, of Acton, evidenced that the spirit of the Revolutionary sires has not died out of the good town of Acton.
Acton in history1890 · page 277Read the page →
Read the text

beautiful a resting-place after our long and weary march. You have referred to the services of tbe militia in the late war, and you will allow me to say that the character and conduct of Co. E, of Acton, evidenced that the spirit of the Revolutionary sires has not died out of the good town of Acton.

Text read by machine from the scan; it may contain errors.
In a panel on the side facing the main avenue the inscription reads as follows : " The Commonwealth of Massachusetts and the town of Acton, co-operating to perpetuate the fame of their glorious deeds of patriotism, have erected this monument in honor of Capt. Isaac Davis and privates Abner Hosmer a…
Acton in history1890Read the page →
Read the text

In a panel on the side facing the main avenue the inscription reads as follows : " The Commonwealth of Massachusetts and the town of Acton, co-operating to perpetuate the fame of their glorious deeds of patriotism, have erected this monument in honor of Capt. Isaac Davis and privates Abner Hosmer and James Hayward, citizen soldiers of Acton and Provincial Minute-men, who fell in

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.

By decade

Acton, decade by decade

5 decades in the archive, from the 1900s to the 1960s. Scroll each row; tap a photo for its story.

Every building

Acton, building by building, 1916

Fire insurance maps drew every building, what it was made of and what it was used for, so insurers could price the risk of fire. Pick a sheet.

Acton fire insurance map, 1916, sheet 11916Sheet 1 of 5

Sanborn Map Company, via the Library of Congress. Editions published in 1930 or earlier, which are in the public domain.

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.

South Acton station 1906 postcard
Retake this viewSouth Acton station 1906 postcard, 1906

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

Retake this view · +15
On the National Register

8 listings protect 47 historic buildings

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

places listed
8
National Historic Landmarks
0
none yet
historic buildings protected
47
each building in a district counts
first listed
1971
Faulkner Homestead

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

People over time

Acton, census by census

05,00010,00015,00020,00025,0001800185019001950200024,021

Grew from 853 people in 1790 to 24,021 in 2020, more than tenfold.

19 censuses, 1790–2020.

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

Famous people

13 famous people were born in Acton

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

See all →
Help out

Finish Acton’s story

Most archives stop around 1920. The photos from after that are in family albums, not libraries.

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
5 of 10 decades. The empty ones are waiting for someone’s album.
Stories next door

History across the town line

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

Questions about Acton’s history

What year was Acton founded?

In 1639, according to Wikidata. Acton’s post office opened in 1810, and the first U.S. census counted 853 people here in 1790.

How does Acton rank for history?

Acton is more historic than 53% of U.S. towns, #279 of 283 in Massachusetts. 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 Acton?

8 listings: 6 buildings, among them the Faulkner Homestead (listed 1971, the first), 1 historic district, the Acton Centre Historic District, with 36 contributing buildings, and 1 site. 47 historic buildings in all.

How old are the homes in Acton?

9% of Acton’s homes were built before 1940 (Census estimate, ±2.0 points), against a typical 21% for a Massachusetts town; the median home was built in 1974.

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 (6), the National Register of Historic Places (8), 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, Sanborn fire insurance maps (Library of Congress) 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.