On its age, its old homes and the National Register, Green Township is more historic than 88% of U.S. towns, #184 of 993 in Ohio. All 2 inputs are above most U.S. towns; its share of homes from before 1940 ranks highest and its National Register listings lowest.
A
HistoryA character grade: shown, never part of Green Township’s overall grade.
Ohio towns list about as much on the Register as the country (a typical Ohio town has 2.9 per 10,000 residents, the U.S. 2.4), so Green Township’s 14.9 sits above most of its state (78% of Ohio towns have fewer) while its 4 historic buildings outnumber those of 68% of U.S. towns.
How sure. Graded on two of the three inputs, so a change in either one moves the letter more than it would with three. The pre-1940 share is a Census survey estimate (±8.1 points).
Founding year: our sources. Homes: Census ACS 2020–24. National Register: National Park Service, May 2026 list; each listing counted once (boundary changes and added documentation belong to their listing), and a historic district counts its contributing buildings. How TownRatings grades history →
What stands out about Green Township’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Every edition of the U.S. Geological Survey’s map of Green Township. Tap a year, or press play to watch the town change.
1904Springfield 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 Green Township.
Places that used to be
Lost post offices, old corners, places now gone and burying grounds
Another post office, Pitchin, opened and closed inside today’s town.
Hamlets and corners on the map
CortsvilleHusteadPeacock AcresPitchin
Gone or out of use
Dublin SchoolschoolFlying J AirportairportPitchin Post Officepost office
4cemeteries and burying grounds inside Green Township
BloxomEbenezerGarloughPleasant Grove
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
The story so far
Green Township, in brief
Wikipedia doesn’t have a history of Green Township yet. The photos, dates and memories neighbors add here are how it gets written.
Green Township is one of the ten townships of Clark County, Ohio, United States. The 2020 census reported 2,711 people living in the township.
Between the 2010 and 2020 censuses its population fell from 2,798 to 2,711 (-3%).
Intro from Wikipedia. Population: U.S. Census Bureau.
From the old history books
What they wrote about Green Township, 1881–1908
Passages that mention Green Township, cut from the printed page as they were published.
20th century history of Springfield, and Clark County, Ohio1908 · page 241Read the page →
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It is supposed that settlements were made in Green Township as early as 1800, but there is no evidence of any permanent settlement until 1804, at which date Abraham Inlow settled on Section 6, Township 4, Range 8. He was born in Maryland March 25, 1777, and, in 1804, came with his father, Henry Inlow, to
Text read by machine from the scan; it may contain errors.
The History of Clark County Ohio,1881 · page 747Read the page →
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* Beginning on the north boundary of the 8th Range, on the line dividing the eounties of Madison and Clark; thence south with said line to the southeast corner of said county of Clark; thence westwardly with the south boundary of Clark County to the east line of Green Township; thence north with said east line of Green Township to the north boundary of the 8th Range; thence east with said range line to the beginning. And the election for township officers shall be holden on the 19th day of September nex*, at the house of George Searlort, in Charleston.”
Text read by machine from the scan; it may contain errors.
The History of Clark County Ohio,1881 · page 510Read the page →
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Ohio. The church building is of brick, a large and handsome structure, with an imposing and picturesque steeple, and of excellent architectural design. It was constructed by the Pleasant Grove Free-Will Baptist Church Society, of Green Township, Clark County, and was completed in 1876, at a cost of about $7,500. The church was dedicated with the usual ceremonies by the society in February, 1877, and, in March following, the religious society that now occupies the church was organized, and placed in the charge of Rev. R. J. Poston, who served the congregation acceptably for two years. He was succeeded by the
Text read by machine from the scan; it may contain errors.
20th century history of Springfield, and Clark County, Ohio1908 · page 1010Read the page →
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bank of the Little Miami River. In 1813 he was elected justice of the peace, serving continuously until 1838. He was the first clerk of Green Township, and served from 1837 until 1840 as associate judge of the Court of Common Pleas. In company with liis brother he purchased about 500 acres in Section 15, Green Township,
Text read by machine from the scan; it may contain errors.
Scans and text from the Internet Archive. Books published in 1930 or earlier, which are in the public domain.
Timeline
Green Township, 1827 to 1904
Woven from the archive, old maps, post office records, the National Register and the people born here.
Green Township is more historic than 88% of U.S. towns, #184 of 993 in Ohio. The History grade combines the town’s founding era, the share of homes built before 1940 and its National Register listings. It’s a character grade, so it isn’t part of the overall grade. How it works.
What is on the National Register in Green Township?
Two places: the Marquart-Mercer Farm (listed 1979) and the Brewer Log House (1974).
How old are the homes in Green Township?
24% of Green Township’s homes were built before 1940 (Census estimate, ±8.1 points), against a typical 15% for an Ohio town; the median home was built in 1960.
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).
From Wikimedia Commons (3), the National Register of Historic Places (2), U.S. Geological Survey historical maps, the US Post Offices dataset (Blevins & Helbock), the USGS Geographic Names Information System and old county and town histories (Internet Archive). Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.