Founding year: Wikipedia. First post office: 1839.The full story ↓
History grade
What drives Auburn’s History grade
On its age, its old homes and the National Register, Auburn is more historic than 58% of U.S. towns, #350 of 768 in Illinois. Its age holds the grade up; its National Register listings pull it down.
B
HistoryA character grade: shown, never part of Auburn’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 Auburn’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 A−. The pre-1940 share is a Census survey estimate (±6.6 points). Two sources give 1836.
Founding year: Wikipedia (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 Auburn’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Fire insurance maps drew every building, what it was made of and what it was used for, so insurers could price the risk of fire. Pick a year, then a sheet.
Auburn was originally platted in 1836, a mile north of its present location. It was one of several towns named Auburn that were platted in Illinois during the town lot boom of the 1830s. George and Asa Eastman, who had purchased a large amount of land in the area, platted the town. Their sister Hannah named it for Auburn, Maine, near their family home.
Passages that mention Auburn, cut from the printed page as they were published.
History of Sangamon County, Illinois1881 · page 748Read the page →
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structure, and was located in the edge of the woods, just west of Crow's old mill. It was used some years, and subsequently moved to the village of Auburn and used as a dwelling house. There are now eight church buildings in the township, of which six are in the village of Auburn.
Text read by machine from the scan; it may contain errors.
History of Sangamon County, Illinois1881 · page 749Read the page →
Read the text
The first grist mill in Auburn township was built by James Sims, and stood on the north part of the Wineman farms, east of the present village of Auburn.
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.
In 1836, according to Wikipedia’s history of the town. Auburn’s post office opened in 1839, and the census of 1880 counted 288 people here.
How does Auburn rank for history?
Auburn is more historic than 58% of U.S. towns, #350 of 768 in Illinois. 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 Auburn?
16% of Auburn’s homes were built before 1940 (Census estimate, ±6.6 points), against a typical 11% for an Illinois town; the median home was built in 1975.
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 (1), the Library of Congress (2), 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), the USGS Geographic Names Information System, Sanborn fire insurance maps (Library of Congress) 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.