Each edition grades its towns against each other only.
More historic than 95% of U.S. towns. What drives it
Its Register listings are the Cristopher C. Walker House and Farm. Its Register listings are the Cristopher C. Walker House and Farm. Below: 2 old photos and papers and maps from 1960 on.
More historic than 95% of U.S. towns, on its age, its old homes and the National Register.
On its age, its old homes and the National Register, Harrison Township is more historic than 95% of U.S. towns. All 2 inputs are above most U.S. towns; its share of homes from before 1940 ranks highest and its National Register listings lowest.
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 Harrison Township’s 31.8 sits above most of its state (85% of Ohio towns have fewer) while its 6 historic buildings outnumber those of 72% of U.S. towns.
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 →
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 Harrison Township’s history is told.
Wikipedia doesn’t have a history of Harrison Township yet. The photos, dates and memories neighbors add here are how it gets written.
Harrison Township is one of the twenty townships of Darke County, Ohio, United States. The 2020 census found 2,164 people in the township.
Between the 2010 and 2020 censuses its population fell from 2,255 to 2,164 (-4%).
Intro from Wikipedia. Population: U.S. Census Bureau.
Woven from the archive, old maps, post office records, the National Register and the people born here.
On the mapFirst mapped by the U.S. Geological SurveyThe U.S. Geological Survey’s map of Harrison Township.
1960Whitewater 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 Harrison Township.
No then-and-now pairs yet. Take a photo from the same spot as an old one and they appear here side by side.
Find the spot, match the angle, and add your photo. It becomes the first then-and-now pair on Harrison Township’s page.
Retake this view · +15The 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.
Nobody well known was born in Harrison Township itself, so here are the best known from just nearby.
Each neighbor’s History grade, on the same three inputs.
Harrison Township is more historic than 95% of U.S. towns. 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.
2 listings: 1 building, among them the Cristopher C. Walker House and Farm (listed 1982, the first). 6 historic buildings in all.
33% of Harrison Township’s homes were built before 1940 (Census estimate, ±6.5 points), against a typical 15% for an Ohio town; the median home was built in 1965.
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).
From Wikimedia Commons (2), the Library of Congress (2), the National Register of Historic Places (1), U.S. Geological Survey historical maps, 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.
Date?
Date?
2015
2010