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History · Jackson Township

23% of Jackson Township’s homes were built before 1940

3 places in town are on the National Register, among them two historic districts with 13 buildings between them. Below: maps from 1919 on and the census since 2000.

3on the National Register
23%homes built before 1940
Add an old photoShare a memory

What stands out about Jackson Township’s past

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

A history waiting to be writtenNo old photos of Jackson Township are in the public archives yet. The rest are in attics and albums.Lost villages3 post offices opened and closed inside today’s Jackson Township, and 3 old place names are still on the map.On the map since 19195 editions of the USGS map, 1919 to 1998. Watch Jackson Township change.
★ What stands out · Help out

Start Jackson Township’s collection

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

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
Share a family photoSign in to add one+10
Places that used to be

Lost post offices, old corners and burying grounds

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

Ennisville
1824–1905
McAlevys Fort
1839–1938
Greenwood Furnace
1850–1905
18201920today
Hamlets and corners on the map
EnnisvilleMcAlevys FortSeeger Place
6cemeteries and burying grounds inside Jackson Township
EnnisvilleGreenlee PresbyterianGreenwood FurnaceMcAlevys Fort HillMcAlevys Fort United PresbyterianSaint Stephens Lutheran

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

On the map

Jackson Township on the map, 1919 to 1998

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

Jackson Township on the 1919 USGS mapJackson Township on the 1935 USGS mapJackson Township on the 1963 USGS mapJackson Township on the 1972 USGS mapJackson Township on the 1998 USGS map1919Menno 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 Jackson Township.

The story so far

Jackson Township, in brief

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

Jackson Township is an American township that is located in Huntingdon County, Pennsylvania. The population was 859 at the time of the 2020 census. Greenwood Furnace State Park is a Pennsylvania state park in Jackson Township.

Its population held steady between the last two censuses: 872 in 2010, 859 in 2020.

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

Timeline

Jackson Township, 1824 to 1938

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

  1. 19th century
  2. 1824Post officeThe Ennisville post office opens
  3. 1839Post officeThe McAlevys Fort post office opens
  4. 1850Post officeThe Greenwood Furnace post office opens
  5. 20th century
  6. 1905Post officeThe Ennisville post office closes
  7. 1905Post officeThe Greenwood Furnace post office closes
  8. 1919On the mapFirst mapped by the U.S. Geological Survey
  9. 1938Post officeThe McAlevys Fort post office closes
By decade

Jackson Township, decade by decade

Today6 recent
Ennisville United Methodist Huntingdon Co PA2016Ennisville United Methodist Huntingdon Co PAPennsylvania State Route 3052014Pennsylvania State Route 305Pennsylvania State Route 3052014Pennsylvania State Route 305Pennsylvania State Route 262013Pennsylvania State Route 26Pennsylvania State Route 262013Pennsylvania State Route 26Map of Huntingdon County, Pennsylvania Highlighting2008Map of Huntingdon County, Pennsylvania HighlightingMap
On the National Register

3 listings protect 13 historic buildings

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

places listed
3
National Historic Landmarks
0
none yet
historic buildings protected
13
each building in a district counts
first listed
1987
Whipple Dam State Park Day Use District
Whipple Dam State Park Day Use DistrictGreenwood Lake DamGreenwood Furnace
DistrictsStructures

Architectural styles listings

Rustic2
Iron Plantation1
Whipple Dam State Park Day Use DistrictRustic
Greenwood Lake DamRustic
All 3 listings
Greenwood FurnaceDistrict · listed 1989

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

People over time

Jackson Township, census by census

020040060080020002020Peak: 882

Between 859 and 882 people in every census since 2000.

3 censuses, 2000–2020.

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

Famous people

Famous people close to Jackson Township

Nobody well known was born in Jackson Township itself, so here are the best known from just nearby.

See all →
C
Chris BahrAmerican football and soccer player · b. 1953
George ForsytheStanford University computer scientist · b. 1917
G
Guard YoungOlympic gymnast · b. 1977
M
Mary Louisa WillardAmerican forensic scientist · b. 1898
D
Doug SweetlandAmerican animator and filmmaker · b. 1974
James KerrAmerican politician · b. 1851
Stories next door

History across the town line

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

Brown TownshipIts storyC+Union TownshipIts storyB−Menno TownshipIts storyC+Barree Township2 historic placesnot graded: under 1,000 residents or part of its townHarris Township4 historic placesA−Miller TownshipIts storynot graded: under 1,000 residents or part of its townFerguson Township1 historic placeB+

Questions about Jackson Township’s history

What is on the National Register in Jackson Township?

Three places: the Whipple Dam State Park Day Use District (listed 1987), the Greenwood Lake Dam (1987) and the Greenwood Furnace (1989).

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 (6), the National Register of Historic Places (3), 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.