The Maple Park post office opened in 1880, the earliest record of the town by name. Another post office, Lodi Station (1854), opened inside today’s town and later closed.
First census: 385 in 18802020 census: 1,433146 years
How historic is Maple Park?
C+
More historic than 37% of U.S. towns, on its age, its old homes and the National Register.
Founding year: the first Maple Park post office (Blevins & Helbock, CC0).The full story ↓
History grade
What drives Maple Park’s History grade
On its age, its old homes and the National Register, Maple Park is more historic than 37% of U.S. towns. Its share of homes from before 1940 holds the grade up; its National Register listings pull it down.
C+
HistoryA character grade: shown, never part of Maple Park’s overall grade.
Few Illinois towns list much on the Register (a typical Illinois town has 0.5 per 10,000 residents, the U.S. 2.4), so Maple Park’s 0.0 sits below most of its state (28% of Illinois 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 is a Census survey estimate (±7.2 points). 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 →
Maple Park was originally called "Lodi", after Lodi, Lombardy. The present name comes from a nearby grove of sugar maple trees. A post office called "Lodi" was established first in 1837, and the post office was renamed "Maple Park" in 1880.
Nothing in the archives for these yearsWeddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
The Maple Park post office opened in 1880, the earliest record of the town by name (U.S. post office records).
How does Maple Park rank for history?
Maple Park is more historic than 37% 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.
How old are the homes in Maple Park?
17% of Maple Park’s homes were built before 1940 (Census estimate, ±7.2 points), against a typical 11% for an Illinois town; the median home was built in 1996.
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 (7), the Library of Congress (5), Wikipedia, 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.