How Greene Township came to be
From Wikipedia’s history of Greene Township.
The Portland Mills Bridge was listed on the National Register of Historic Places in 1978.
Text from Wikipedia, licensed CC BY-SA 4.0.
Each edition grades its towns against each other only.
Its Register listing is the Portland Mills Bridge. Below: maps from 1963 on and the census since 1890.
Read from the archive, the National Register and the record. The page puts what stands out first.
Five other post offices opened and closed inside today’s town.
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
The first neighbors to add old photos shape how Greene Township’s history is told.
From Wikipedia’s history of Greene Township.
The Portland Mills Bridge was listed on the National Register of Historic Places in 1978.
Text from Wikipedia, licensed CC BY-SA 4.0.
Woven from the archive, old maps, post office records, the National Register and the people born here.
BuiltPortland Mills Bridge is built
On the mapFirst mapped by the U.S. Geological SurveyWeddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
The U.S. Geological Survey’s map of Greene Township.
1963Bellmore sheet · 1:24,000U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Greene Township.
The country’s official list of buildings and places worth saving.
National Park Service, National Register of Historic Places. Photos from Wikimedia Commons, credited on each place’s page.
Between 413 and 1,126 people in every census since 1890.
14 censuses, 1890–2020.
U.S. Census Bureau decennial counts, from the census table on Greene Township’s Wikipedia page.
Nobody well known was born in Greene Township itself, so here are the best known from just nearby.




Each neighbor’s History grade, on the same three inputs.
One place: the Portland Mills Bridge (listed 1978).
What the archives can’t tell you, neighbors can.
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 the National Register of Historic Places (1), Wikipedia, 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.