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History · Chatham Township

19% of Chatham Township’s homes were built before 1940

Below: maps from 1900 on and the census since 2000.

0on the National Register
19%homes built before 1940
Photo: User:Dincher · CC BY-SA 3.0

What stands out about Chatham 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 Chatham Township’s collection

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

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
On the map

Chatham Township on the map, 1900 to 1969

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

Chatham Township on the 1900 USGS mapChatham Township on the 1954 USGS mapChatham Township on the 1969 USGS map1900Elkland 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 Chatham Township.

Places that used to be

Lost post offices, old corners and burying grounds

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

Little Marsh
1833–1987
East Chatham
1870–1910
18301930today
Hamlets and corners on the map
Christian HillLittle MarshShortsville
4cemeteries and burying grounds inside Chatham Township
CloosHillsideLeeShort

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

The story so far

Chatham Township, in brief

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

Chatham Township is a township in Tioga County, Pennsylvania, United States. The population was 609 at the 2020 census.

Between the 2010 and 2020 censuses its population grew from 588 to 610 (+4%).

Intro from Wikipedia. Population: U.S. Census Bureau.

Timeline

Chatham Township, 1833 to 1987

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

  1. 19th century
  2. 1833Post officeThe Little Marsh post office opens
  3. 1870Post officeThe East Chatham post office opens
  4. 20th century
  5. 1900On the mapFirst mapped by the U.S. Geological Survey
  6. 1910Post officeThe East Chatham post office closes
  7. 1987Post officeThe Little Marsh post office closes
By decade

Chatham Township, decade by decade

People over time

Chatham Township, census by census

010020030040050060020002020Peak: 609

Between 587 and 609 people in every census since 2000.

3 censuses, 2000–2020.

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

Famous people

Famous people close to Chatham Township

Nobody well known was born in Chatham 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 Chatham Township’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 Wikimedia Commons (2), 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.