The Mentor Township post office opened in 1882, the earliest record of the town by name. Four smaller post offices, Mentor (1882), Rondo (1882) and Wildwood (1884), opened inside today’s town and later closed.
2020 census: 857144 years
Founding year: the first Mentor Township post office (Blevins & Helbock, CC0).
What stands out about Mentor 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.
Mentor
1882–1884
Rondo
1882–1917
Wildwood
1884–1914
Haakwood
1901–1908
18801950today
Hamlets and corners on the map
HaakwoodRondoWildwood
Gone or out of use
Haakwood Post Officepost officeHaakwood Post Officepost officeHaakwood StationlocaleRondo Post Officepost officeRondo StationlocaleWildwood Post Officepost office
2cemeteries and burying grounds inside Mentor Township
Indian River Catholic ShrineRondo
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
The story so far
Mentor Township, in brief
Wikipedia doesn’t have a history of Mentor Township yet. The photos, dates and memories neighbors add here are how it gets written.
Mentor Township is a civil township of Cheboygan County in the U.S. state of Michigan. The population was 857 at the 2020 census.
Its first post office opened in 1882. Between the 2010 and 2020 censuses its population grew from 818 to 857 (+5%).
Intro from Wikipedia. Population: U.S. Census Bureau.
Timeline
Mentor Township, 1882 to 1917
Woven from the archive, old maps, post office records, the National Register and the people born here.
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 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.