Founding year: the first Monticello post office (Blevins & Helbock, CC0).
History grade
What drives Monticello’s History grade
On its age, its old homes and the National Register, Monticello is more historic than 92% of U.S. towns. All 3 inputs are above most U.S. towns; its share of homes from before 1940 ranks highest and its National Register listings lowest.
A
HistoryA character grade: shown, never part of Monticello’s overall grade.
Wisconsin towns list more on the Register than most of the country (a typical Wisconsin town has 3.0 per 10,000 residents, the U.S. 2.4), so Monticello’s 16.8 sits above most of its state (81% of Wisconsin towns have fewer) while its 2 historic buildings outnumber those of 60% of U.S. towns.
How sure. Graded on any two of the three inputs instead, the letter would range from A− to A. The pre-1940 share is a Census survey estimate (±8.5 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 Monticello’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Wikipedia doesn’t have a history of Monticello yet. The photos, dates and memories neighbors add here are how it gets written.
Monticello is a village in Green County, Wisconsin, United States. The population was 1,192 as of the 2020 census.
Its first post office opened in 1846. Between the 2010 and 2020 censuses its population fell from 1,217 to 1,192 (-2%).
Intro from Wikipedia. Population: U.S. Census Bureau.
From the old history books
What they wrote about Monticello in 1884
Passages that mention Monticello, cut from the printed page as they were published.
History of Green County, Wisconsin1884 · page 829Read the page →
Read the text
ter, engaging in that occupation in 1851. He was one of the prominent business men of Sylvester, and resided for considerable time in the village of Monticello, engaged in farming and other occupations. He was a member i»f the legislature of Wisconsin while a resident of Monticello. In 1863 he removed to Milwaukee and engaged in a commission business. From
Text read by machine from the scan; it may contain errors.
History of Green County, Wisconsin1884 · page 991Read the page →
Read the text
school house on the northwest quarter of section 8, and emj)loyed Dr. Adams as teacher. In 1854 this building was moved into the village of Monticello and continued to be used for school purposes until 1860. It is now used as an ice house. The present school house of Monticello was built in 1860. It is a frame building two stories in iieight.
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.
By decade
Monticello, decade by decade
One decade in the archive so far: the 1900s. Scroll each row; tap a photo for its story.
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 Monticello post office opened in 1846, the earliest record of the town by name (U.S. post office records).
How does Monticello rank for history?
Monticello is more historic than 92% 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 Monticello?
One place: the John C. and Barbara Steinman House (listed 2003).
How old are the homes in Monticello?
37% of Monticello’s homes were built before 1940 (Census estimate, ±8.5 points), against a typical 12% for a Wisconsin town; the median home was built in 1959.
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 the Library of Congress (1), Wikidata (1), the National Register of Historic Places (1), 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.