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History · East Mahoning Township

20% of East Mahoning Township’s homes were built before 1940

Below: maps from 1909 on and the census since 1850.

0on the National Register
20%homes built before 1940
1famous people
Photo: Nyttend · Public domain

What stands out about East Mahoning 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 East Mahoning Township’s collection

The first neighbors to add old photos shape how East Mahoning 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

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

Mahoning
1827–1874
Georgeville
1874–1934
18201920today
Hamlets and corners on the map
BartonGeorgevilleMottarns MillOak TreeSavan
Gone or out of use
Lowman SchoolschoolMahoning SchoolschoolStuchell Schoolschool
2cemeteries and burying grounds inside East Mahoning Township
GilgalMahoning United Presbyterian

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

On the map

East Mahoning Township on the map, 1909 to 1993

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

East Mahoning Township on the 1909 USGS mapEast Mahoning Township on the 1938 USGS mapEast Mahoning Township on the 1968 USGS mapEast Mahoning Township on the 1973 USGS mapEast Mahoning Township on the 1981 USGS mapEast Mahoning Township on the 1993 USGS map1909Smicksburg 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 East Mahoning Township.

The story so far

East Mahoning Township, in brief

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

East Mahoning Township is a township in Indiana County, Pennsylvania, United States. As of the 2020 census, the township population was 975, a decline from the figure of 1,077 tabulated in 2010. East Mahoning Township was created when Mahoning Township was divided into four parts (East, West, North, and South) in 1846. It contains the communities of Georgeville, Hamill, Mottarns Mill, and Savan. It surrounds, but does not include, the borough of Marion Center.

Between the 2010 and 2020 censuses its population fell from 1,077 to 965 (-10%).

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

Timeline

East Mahoning Township, 1824 to 1934

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

  1. 19th century
  2. 1824Born hereRobert T. Van Horn is born here
  3. 1827Post officeThe Mahoning post office opens
  4. 1874Post officeThe Mahoning post office closes
  5. 1874Post officeThe Georgeville post office opens
  6. 20th century
  7. 1909On the mapFirst mapped by the U.S. Geological Survey
  8. 1934Post officeThe Georgeville post office closes
By decade

East Mahoning Township, decade by decade

People over time

East Mahoning Township, census by census

02004006008001,0001,2001850190019502000Peak: 1,209

Between 723 and 1,209 people in every census since 1850.

18 censuses, 1850–2020.

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

Stories next door

History across the town line

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

Questions about East Mahoning 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 (4), 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.