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AHistory
History · Cook Township

21% of Cook Township’s homes were built before 1940

More historic than 88% of U.S. towns. What drives it

1 place in town is on the National Register, among them a historic district with 10 buildings. Below: 1 old photo or paper from 1857 on.

1on the National Register
21%homes built before 1940
1old photo or paper
Quick answers

About Cook Township’s history

How historic is Cook Township?

A

More historic than 88% of U.S. towns, on its age, its old homes and the National Register.

What drives the grade ↓
History grade

What drives Cook Township’s History grade

On its age, its old homes and the National Register, Cook Township is more historic than 88% of U.S. towns. All 2 inputs are above most U.S. towns; its National Register listings ranks highest and its share of homes from before 1940 lowest.

A
HistoryA character grade: shown, never part of Cook Township’s overall grade.
All U.S. towns we grade (21,289)Ahead of 88%
NewerOlder

Pennsylvania towns list about as much on the Register as the country (a typical Pennsylvania town has 2.1 per 10,000 residents, the U.S. 2.4), so Cook Township’s 41.5 sits above most of its state (85% of Pennsylvania towns have fewer) while its 10 historic buildings outnumber those of 76% of U.S. towns.

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 is a Census survey estimate (±6.8 points).

Founding year: our sources. 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 Cook Township’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 Cook Township’s collection

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

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
Places that used to be

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

Another post office, Mansville, opened and closed inside today’s town.

Mansville
1848–1849
Stahlstown
1849–today
18401930today
Hamlets and corners on the map
MansvillePleasant GroveStahlstown
Gone or out of use
Bluestone QuarrymineRidge Schoolschool
2cemeteries and burying grounds inside Cook Township
BethelSnowball

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

The story

How Cook Township came to be

From Wikipedia’s history of Cook Township.

Read it all →

The area now known as Cook Township was first settled in the 1800s. Many current residents are descendants of the original settlers.

Text from Wikipedia, licensed CC BY-SA 4.0.

Timeline

Cook Township, 1848 to 1857

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

  1. 19th century
  2. 1848Post officeThe Mansville post office opens
  3. 1849Post officeThe Mansville post office closes
  4. 1849Post officeThe Stahlstown post office opens
  5. 1857In the archiveMap of Cook Township from 1857 Westmoreland County, Pennsylvania, Map by William J Barker
By decade

Cook Township, decade by decade

One decade in the archive so far: the 1850s. Scroll each row; tap a photo for its story.

On the National Register

1 listing protects 10 historic buildings

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

place listed
1
National Historic Landmarks
0
none yet
historic buildings protected
10
each building in a district counts
first listed
1987
Linn Run State Park Family Cabin District
Districts

Architectural styles listings

Rustic1

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

Famous people

Famous people close to Cook Township

Nobody well known was born in Cook Township 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 Cook Township’s history

How does Cook Township rank for history?

Cook Township is more historic than 88% of U.S. towns. 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 Cook Township?

One place: the Linn Run State Park Family Cabin District (listed 1987).

How old are the homes in Cook Township?

21% of Cook Township’s homes were built before 1940 (Census estimate, ±6.8 points), against a typical 18% for a Pennsylvania town; the median home was built in 1971.

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 (2), Wikidata (1), the National Register of Historic Places (1), Wikipedia, the US Post Offices dataset (Blevins & Helbock) and the USGS Geographic Names Information System. Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.