More historic than 38% of U.S. towns · #496 of 701 in Michigan. What drives it
Most of Delta Township was built recently: 3% of its homes predate 1940 and the median home dates from 1980. Below: maps from 1910 on and the census since 1960.
On its age, its old homes and the National Register, Delta Township is more historic than 38% of U.S. towns, #496 of 701 in Michigan. Its age holds the grade up; its share of homes from before 1940 pulls it down.
C+
HistoryA character grade: shown, never part of Delta Township’s overall grade.
Few Michigan towns list much on the Register (a typical Michigan town has 0.0 per 10,000 residents, the U.S. 2.4), so Delta Township’s 0.0 sits below most of its state (32% of Michigan towns have fewer) while its 0 listings outnumber those of 23% of U.S. towns.
How sure. Graded on any two of the three inputs instead, the letter would range from C− to B−. The pre-1940 share (±0.9 points) is firm at this size. Two sources give 1837.
Founding year: Wikidata (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 Delta 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
Two other post offices opened and closed inside today’s town.
Delta
1842–1910
Millett
1877–1910
18401930today
Hamlets and corners on the map
Bretton WoodsCentury Park Mobile Home ParkDelta CenterDelta MillsMillettWaverly
Gone or out of use
Delta Post Officepost officeDelta StationlocaleMillett Post Officepost office
3cemeteries and burying grounds inside Delta Township
Deepdale Memorial ParkDelta CenterHillside
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
On the map
Delta Township on the map, 1910 to 1973
Every edition of the U.S. Geological Survey’s map of Delta Township. Tap a year, or press play to watch the town change.
1910Lansing 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 Delta Township.
The story so far
Delta Township, in brief
Wikipedia doesn’t have a history of Delta Township yet. The photos, dates and memories neighbors add here are how it gets written.
Delta Township (formally named the Charter Township of Delta) is a charter township in Eaton County in the U.S. state of Michigan. As of the 2020 census, it had a population of 33,119 making it the most populous municipality in Eaton County. The township operates its own fire department, but contracts with the Eaton County Sheriff Department for police protection. The township is a major community in metropolitan Lansing.
Delta Township was established in 1837. Between the 2010 and 2020 censuses its population grew from 32,408 to 33,119 (+2%).
Intro from Wikipedia. Population: U.S. Census Bureau.
Timeline
Delta Township, 1837 to 1910
Woven from the archive, old maps, post office records, the National Register and the people born here.
In 1837, according to Wikidata. Delta Township’s post office opened in 1842, and the census of 1960 counted 7,627 people here.
How does Delta Township rank for history?
Delta Township is more historic than 38% of U.S. towns, #496 of 701 in Michigan. 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.
How old are the homes in Delta Township?
3% of Delta Township’s homes were built before 1940 (Census estimate), against a typical 12% for a Michigan town; the median home was built in 1980.
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 Wikidata and Wikipedia for famous people, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), 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.
