Spring Lake Township’s post office opened in 1867, and 2 of its places are on the National Register
More historic than 46% of U.S. towns · #397 of 701 in Michigan. What drives it
Most of Spring Lake Township was built recently: 9% of its homes predate 1940 and the median home dates from 1987. Its Register listings are the Aloys Bilz House and the Fruitport Road-Pettys Bayou Bridge. Below: maps from 1930 on and the census since 1860.
The Spring Lake Township post office opened in 1867, the earliest record of the town by name. Two smaller post offices, Nortonville (1846) and Mill Point (1851), opened inside today’s town and later closed.
First census: 179 in 18602020 census: 15,296159 years
How historic is Spring Lake Township?
B−
More historic than 46% of U.S. towns, on its age, its old homes and the National Register.
Founding year: the first Spring Lake Township post office (Blevins & Helbock, CC0).The full story ↓
History grade
What drives Spring Lake Township’s History grade
On its age, its old homes and the National Register, Spring Lake Township is more historic than 46% of U.S. towns, #397 of 701 in Michigan. Its National Register listings hold the grade up; its age pulls it down.
B−
HistoryA character grade: shown, never part of Spring Lake 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 Spring Lake Township’s 1.3 sits above most of its state (67% of Michigan towns have fewer) while its 2 listings outnumber those of 60% 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 (±2.0 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 Spring Lake Township’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
In 1837, Captain Benjamin Hopkins purchased land in the area and built a mill. The place became known as "Hopkins Mill". In 1849, Thomas W. White and S.C. Hopkins recorded a plat with the name "Mill Point". A post office was established with that name in May 1851. In May 1867, the post office was renamed "Spring Lake", which was also the name of a station on the Detroit, Grand Haven and Milwaukee Railway (later part of the Grand Trunk Western Railroad). The Village of Spring Lake was incorporated in 1869. The post office continues to operate, with ZIP code 49456.
Every edition of the U.S. Geological Survey’s map of Spring Lake Township. Tap a year, or press play to watch the town change.
1930Muskegon 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 Spring Lake Township.
On the National Register
2 historic places in Spring Lake Township
The country’s official list of buildings and places worth saving.
The Spring Lake Township post office opened in 1867, the earliest record of the town by name (U.S. post office records).
How does Spring Lake Township rank for history?
Spring Lake Township is more historic than 46% of U.S. towns, #397 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.
What is on the National Register in Spring Lake Township?
Two places: the Aloys Bilz House (listed 1987) and the Fruitport Road-Pettys Bayou Bridge (1999).
How old are the homes in Spring Lake Township?
9% of Spring Lake Township’s homes were built before 1940 (Census estimate, ±2.0 points), against a typical 12% for a Michigan town; the median home was built in 1987.
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 (2), Wikipedia, 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.