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BHistory
History · Concord Township

11 of Concord Township’s places are on the National Register

More historic than 63% of U.S. towns · #562 of 1,035 in Pennsylvania. What drives it

Most of Concord Township was built recently: 4% of its homes predate 1940 and the median home dates from 1997. Below: 6 old photos and papers, maps from 1901 on, and the census since 1930.

11on the National Register
4%homes built before 1940
6old photos & papers
2famous people
From Concord Township’s archive · credits on each photo
Quick answers

About Concord Township’s history

How historic is Concord Township?

B

More historic than 63% of U.S. towns, on its age, its old homes and the National Register.

What drives the grade ↓
History grade

What drives Concord Township’s History grade

On its age, its old homes and the National Register, Concord Township is more historic than 63% of U.S. towns, #562 of 1,035 in Pennsylvania. 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 Concord Township’s overall grade.
All U.S. towns we grade (21,289)Ahead of 63%
NewerOlder
Pennsylvania towns of 2,500+ (1,035)Ahead of 46%

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 Concord Township’s 56.9 sits above most of its state (86% of Pennsylvania towns have fewer) while its 104 historic buildings outnumber those of 90% 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 (±3.0 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 Concord Township’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, places now gone and burying grounds

Four other post offices opened and closed inside today’s town.

Ivy Mills
1822–1911
Concordville
1832–today
Elam
1864–1902
Ward
1881–1972
Markham
1892–1943
18201920today
Hamlets and corners on the map
ArborleaConcord ChaseConcord CrossingConcord HuntConcord WoodsConcordvilleDeerbrook IDeerbrook IIElamGreenbrookeIvy MillsJohnsons CornerMarkhamMarrow TractNorth ChasePark WoodsPenns GrantRiviera at ConcordSharpless FarmsSmithfield EstatesTwin Creeks at MendenhallWard
Gone or out of use
Gneiss QuarrymineIvy Mills Post Officepost office
5cemeteries and burying grounds inside Concord Township
Concord FriendsConcord Friends OrthodoxEdgewood Memorial ParkElam United Methodist ChurchSaint Johns Episcopal Church

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

On the National Register

11 listings protect 104 historic buildings

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

places listed
11
National Historic Landmarks
0
none yet
historic buildings protected
104
each building in a district counts
first listed
1972
Nicholas Newlin House
All 11 listings

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

The story

How Concord Township came to be

From Wikipedia’s history of Concord Township.

Read it all →

Concord Township is first mentioned in court records on June 27, 1683, when John Mendenhall was appointed constable of "Concord liberty".

Text from Wikipedia, licensed CC BY-SA 4.0.

Timeline

Concord Township, 1744 to 1911

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

  1. 18th century
  2. 1744Born hereJohn Hannum III is born here
  3. 19th century
  4. 1804Born hereJohn Larkin, Jr. is born here
  5. 1822Post officeThe Ivy Mills post office opens
  6. 1832Post officeThe Concordville post office opens
  7. 1864Post officeThe Elam post office opens
  8. 1875In the archiveCombination atlas map of Delaware County, Pennsylvania
  9. 1880In the archive1940 Census Enumeration District Maps - Pennsylvania - Delaware County - Concord - ED 23-…
  10. 20th century
  11. 1901On the mapFirst mapped by the U.S. Geological Survey
  12. 1902Post officeThe Elam post office closes
  13. 1911Post officeThe Ivy Mills post office closes
By decade

Concord Township, decade by decade

2 decades in the archive, from the 1870s to the 1880s. Scroll each row; tap a photo for its story.

On the map

Concord Township on the map, 1901 to 1984

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

Concord Township on the 1901 USGS mapConcord Township on the 1984 USGS map1901West Chester 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 Concord Township.

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.

1940 Census Enumeration District Maps - Pennsylvania - Delaware County - Concord - ED 23-60A, ED 23-60B
Retake this view1940 Census Enumeration District Maps - Pennsylvania - Delaware County - Concord - ED 23-60A, ED 23-60B, 1880

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

Retake this view · +15
People over time

Concord Township, census by census

05,00010,00015,00020,0001940196019802000202018,295

Grew from 1,546 people in 1930 to 18,295 in 2020, more than tenfold.

10 censuses, 1930–2020.

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

Famous people

2 famous people were born in Concord Township

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

See all →
Help out

Finish Concord Township’s story

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

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 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 Concord Township’s history

How does Concord Township rank for history?

Concord Township is more historic than 63% of U.S. towns, #562 of 1,035 in Pennsylvania. 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 Concord Township?

11 listings: 7 buildings, among them the Nicholas Newlin House (listed 1972, the first), and 4 historic districts with 89 contributing buildings. 104 historic buildings in all.

How old are the homes in Concord Township?

4% of Concord Township’s homes were built before 1940 (Census estimate, ±3.0 points), against a typical 18% for a Pennsylvania town; the median home was built in 1997.

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 (6), the National Register of Historic Places (11), 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) 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.