Mad River Township’s post office opened in 1880, and 1 of its places is on the National Register
More historic than 36% of U.S. towns · #784 of 993 in Ohio. What drives it
Most of Mad River Township was built recently: 7% of its homes predate 1940 and the median home dates from 1967. Its Register listing is the Old Enon Road Stone Arch Culvert. Below: maps from 1904 on and old-book passages.
The Mad River Township post office opened in 1880, the earliest record of the town by name. Four smaller post offices, Hustead (1868), Madriver (1880) and Cold Springs (1892), opened inside today’s town and later closed.
2020 census: 10,984146 years
How historic is Mad River Township?
C+
More historic than 36% of U.S. towns, on its age, its old homes and the National Register.
Founding year: the first Mad River Township post office (Blevins & Helbock, CC0).
History grade
What drives Mad River Township’s History grade
On its age, its old homes and the National Register, Mad River Township is more historic than 36% of U.S. towns, #784 of 993 in Ohio. Its National Register listings hold the grade up; its age pulls it down.
C+
HistoryA character grade: shown, never part of Mad River 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 Mad River Township’s 0.9 sits near the middle of its state (49% of Ohio towns have fewer) while its 1 listings outnumber those of 51% of U.S. towns.
How sure. Graded on any two of the three inputs instead, the letter would range from C to C+. The pre-1940 share (±2.3 points) is firm at this size. The founding year is the first post office, not a stated founding date.
Founding year: the first post office (other dates in Quick answers). 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 Mad River Township’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Lost post offices, old corners, places now gone and burying grounds
Four other post offices opened and closed inside today’s town.
Hustead
1868–1914
Madriver
1880–1904
Cold Springs
1892–1913
Snyderville
1900–1916
18601940today
Hamlets and corners on the map
Clearview Mobile Home ParkEdgewood Mobile Home ParkEnon Heights Mobile Home ParkEnon Mobile Home ParkGreen MeadowsHennesseyHoliday ValleyKaren WoodsLimestone CityLindair AcresMad RiverOakgrovePark Ridge AcresPleasant Valley Estates Mobile Home ParkSnydervilleTecumseh EstatesTiffany AcresWest Enon Estates
Gone or out of use
Enon MillslocaleFairborn Aggregates PitmineHustead Post Officepost officeMadriver Post Officepost officeSnyderville Post Officepost office
3cemeteries and burying grounds inside Mad River Township
Bethel LutheranEnonMud Run
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
Help out
Start Mad River Township’s collection
The first neighbors to add old photos shape how Mad River Township’s history is told.
Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
Every edition of the U.S. Geological Survey’s map of Mad River 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 Mad River Township.
The story so far
Mad River Township, in brief
Wikipedia doesn’t have a history of Mad River Township yet. The photos, dates and memories neighbors add here are how it gets written.
Mad River Township is one of the ten townships of Clark County, Ohio, United States. The 2020 census reported 10,984 people living in the township.
Its first post office opened in 1880. Its population held steady between the last two censuses: 11,156 in 2010, 10,984 in 2020.
Intro from Wikipedia. Population: U.S. Census Bureau.
From the old history books
What they wrote about Mad River Township, 1881–1908
Passages that mention Mad River Township, cut from the printed page as they were published.
20th century history of Springfield, and Clark County, Ohio1908 · page 278Read the page →
Read the text
The schools of Mad River Township are abreast of those of the county generally, the township having a high school department and employing a superintendept. The first schoolhouse in the township was built in 1806, about thirty yards
Text read by machine from the scan; it may contain errors.
The History of Clark County Ohio,1881 · page 725Read the page →
Read the text
named, was a leading spirit in the controversy that ensued. He was once called to the Knob Prairie Church to explain some disputed theological questions that were agitating the church and threatening its stability. The Knob Prairie Church just referred to was the first church erected in Mad River Township. It was built in 1806, by the Christian denomination, on a tract of land donated by Judge Layton for a church and burying-ground. situated on a rocky bluff overlooking the prairie, on the old road, now vacated. leading from Yellow Springs across what was known as the Broad Ford on Mad River. to New Carlisle. This
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
Mad River Township, 1868 to 1914
Woven from the archive, old maps, post office records, the National Register and the people born here.
The Mad River Township post office opened in 1880, the earliest record of the town by name (U.S. post office records).
How does Mad River Township rank for history?
Mad River Township is more historic than 36% of U.S. towns, #784 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 Mad River Township?
One place: the Old Enon Road Stone Arch Culvert (listed 2009).
How old are the homes in Mad River Township?
7% of Mad River Township’s homes were built before 1940 (Census estimate, ±2.3 points), against a typical 15% for an Ohio town; the median home was built in 1967.
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 (5), Wikidata (1), the National Register of Historic Places (1), 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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