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History · Deerfield Township

Deerfield Township’s post office opened in 1821, and 32% of its homes were built before 1940

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

1821first post office
0on the National Register
32%homes built before 1940
Photo: User:Dincher · CC BY-SA 3.0
Quick answers

How Deerfield Township began

When was Deerfield Township founded?

1821

The Deerfield Township post office opened in 1821, the earliest record of the town by name. Two smaller post offices, Deerfield (1821) and Academy Corners (1876), opened inside today’s town and later closed.

First census: 659 in 20002020 census: 544205 years
Founding year: the first Deerfield Township post office (Blevins & Helbock, CC0).

What stands out about Deerfield 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 Deerfield Township’s collection

The first neighbors to add old photos shape how Deerfield 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

Deerfield Township on the map, 1900 to 1969

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

Deerfield Township on the 1900 USGS mapDeerfield Township on the 1954 USGS mapDeerfield 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 Deerfield Township.

Places that used to be

Lost post offices and burying grounds

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

Deerfield
1821–1826
Academy Corners
1876–1930
18201920today
4cemeteries and burying grounds inside Deerfield Township
Butler HillCarpenterJoseph HowlandRiverside

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

The story so far

Deerfield Township, in brief

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

Deerfield Township is a township in Tioga County, Pennsylvania, United States. The population was 542 at the 2020 census.

Its first post office opened in 1821. Between the 2010 and 2020 censuses its population fell from 662 to 544 (-18%).

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

Timeline

Deerfield Township, 1821 to 1930

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

  1. 19th century
  2. 1821Post officeThe Deerfield post office opens
  3. 1826Post officeThe Deerfield post office closes
  4. 1876Post officeThe Academy Corners post office opens
  5. 20th century
  6. 1900On the mapFirst mapped by the U.S. Geological Survey
  7. 1930Post officeThe Academy Corners post office closes
By decade

Deerfield Township, decade by decade

People over time

Deerfield Township, census by census

010020030040050060070020002020Peak: 662

Between 542 and 662 people in every census since 2000.

3 censuses, 2000–2020.

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

Famous people

Famous people close to Deerfield Township

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

What year was Deerfield Township founded?

The Deerfield Township post office opened in 1821, the earliest record of the town by name (U.S. post office records).

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 (9), 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.