Its Register listings are the East Dubuque School and the Henry N. Frentess Farmstead. Its Register listings are the East Dubuque School and the Henry N. Frentess Farmstead. Below: 9 old photos and papers, maps from 1908 on, and the census since 1880.
From East Dubuque’s archive · credits on each photo
Quick answers
How East Dubuque began
When was East Dubuque founded?
1879
The East Dubuque post office opened in 1879, the earliest record of the town by name. Another post office, Dunleith (1854), opened inside today’s city and later closed.
First census: 1,037 in 18802020 census: 1,505147 years
How historic is East Dubuque?
B+
More historic than 73% of U.S. towns, on its age, its old homes and the National Register.
Founding year: the first East Dubuque post office (Blevins & Helbock, CC0).The full story ↓
History grade
What drives East Dubuque’s History grade
On its age, its old homes and the National Register, East Dubuque is more historic than 73% of U.S. towns. Its National Register listings hold the grade up; its age pulls it down.
B+
HistoryA character grade: shown, never part of East Dubuque’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 East Dubuque’s 27.2 sits above most of its state (88% of Illinois towns have fewer) while its 4 historic buildings outnumber those of 68% of U.S. towns.
How sure. Graded on any two of the three inputs instead, the letter would range from B to A. The pre-1940 share is a Census survey estimate (±5.6 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 →
What stands out about East Dubuque’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
East Dubuque was originally called Dunleith, and under the latter name was platted in 1853. The present name comes from the city's location east of Dubuque. A post office was established at Dunleith in 1854, and the post office was renamed East Dubuque in 1879.
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.
Every edition of the U.S. Geological Survey’s map of East Dubuque. Tap a year, or press play to watch the town change.
1955Dubuque South sheet · 1:24,000
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of East Dubuque.
Every building
East Dubuque, building by building, 1908–1921
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.
The East Dubuque post office opened in 1879, the earliest record of the town by name (U.S. post office records).
How does East Dubuque rank for history?
East Dubuque is more historic than 73% 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.
What is on the National Register in East Dubuque?
Two places: the East Dubuque School (listed 1982) and the Henry N. Frentess Farmstead (2011).
How old are the homes in East Dubuque?
24% of East Dubuque’s homes were built before 1940 (Census estimate, ±5.6 points), against a typical 11% for an Illinois town; the median home was built in 1961.
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 (9), the Library of Congress (7), Wikidata (2), the National Register of Historic Places (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 and Sanborn fire insurance maps (Library of Congress). Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.