3 of Clinton Township’s places are on the National Register
More historic than 78% of U.S. towns · #340 of 993 in Ohio. What drives it
Most of Clinton Township was built recently: 10% of its homes predate 1940 and the median home dates from 1977. Below: maps from 1906 on and old-book passages.
On its age, its old homes and the National Register, Clinton Township is more historic than 78% of U.S. towns, #340 of 993 in Ohio. Its National Register listings hold the grade up; its share of homes from before 1940 pulls it down.
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HistoryA character grade: shown, never part of Clinton 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 Clinton Township’s 89.1 sits above most of its state (92% of Ohio towns have fewer) while its 36 historic buildings outnumber those of 83% 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 (±3.7 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 Clinton Township’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
National Park Service, National Register of Historic Places. Photos from Wikimedia Commons, credited on each place’s page.
The story so far
Clinton Township, in brief
Wikipedia doesn’t have a history of Clinton Township yet. The photos, dates and memories neighbors add here are how it gets written.
Clinton Township is one of the fifteen townships of Seneca County, Ohio, United States. It is also the most populated township in the county. The 2020 census found 4,105 people in the township.
Its population held steady between the last two censuses: 4,109 in 2010, 4,105 in 2020.
Intro from Wikipedia. Population: U.S. Census Bureau.
From the old history books
What they wrote about Clinton Township in 1886
Passages that mention Clinton Township, cut from the printed page as they were published.
History of Seneca County, Ohio, containing a history of the county, its townships, towns, villages ... portraits of early settlers and prominent men1886 · page 473Read the page →
Read the text
Tiffin is situate on Sections 18, 19, 20, 29 and 30, Town 2 north, Range 15 east, Clinton Township and Section 24, Hopewell Township, in latitude north 41° 7', and longitude west fi'om Washington 6° 8'. The Sandusky River flows through the city in a general northeastern course, coursing almost due east ftom Washington Street bridge to the railroad bridges, and dividing the city at this point into the North and South sides. Washington Street, running north and south, divides the city into the East and West sides. Rock Creek flows northwest in a tortuous coui-se through the northeastern parts of the city,
Text read by machine from the scan; it may contain errors.
History of Seneca County, Ohio, containing a history of the county, its townships, towns, villages ... portraits of early settlers and prominent men1886 · page 199Read the page →
Read the text
to which 10,000 acres were added by the treaty of St. Mary's, September 17, 1818. This large tract comprised, in Seneca County, the territoiy within the following boundaries : From a point eighty rods south of the south line of Section 7, in Clinton Township, east on the line running parallel with the south section line of Section 7 to Section 13, Clinton; thence to a point south of Section 10, Scipio Township; thence north, through Scipio and Adams Townships, to the north boundary line of county, west on that line to the Sanduskv' River, and south along the river to the point of beginning, in Clinton 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
Clinton Township, 1874 to 1906
Woven from the archive, old maps, post office records, the National Register and the people born here.
Every edition of the U.S. Geological Survey’s map of Clinton Township. Tap a year, or press play to watch the town change.
1906Tiffin 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 Clinton Township.
Famous people
Famous people close to Clinton Township
Nobody well known was born in Clinton Township itself, so here are the best known from just nearby.
Clinton Township is more historic than 78% of U.S. towns, #340 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 Clinton Township?
Three places: the Bagby-Hossler House (listed 1986), the Social Science House (1979) and the National Orphans' Home, Junior Order United American Mechanics (1990).
How old are the homes in Clinton Township?
10% of Clinton Township’s homes were built before 1940 (Census estimate, ±3.7 points), against a typical 15% for an Ohio town; the median home was built in 1977.
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 (6), the National Register of Historic Places (3), 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.
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