The Greenwood post office opened in 1849, the earliest record of the town by name. Wikidata gives 1995. Another post office, Hope (1848), opened inside today’s town and later closed.
First census: 137 in 18802020 census: 324177 years
Founding year: the first Greenwood post office (Blevins & Helbock, CC0). Wikidata: 1995.
What stands out about Greenwood’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 Greenwood yet. The photos, dates and memories neighbors add here are how it gets written.
Greenwood is a village in McHenry County, Illinois, United States. It is a commuter village, part of the Chicago metropolitan area It was incorporated as a village on April 4, 1995. The population was 324 at the 2020 census.
Its first post office opened in 1849. Between the 2010 and 2020 censuses its population grew from 255 to 324 (+27%).
Intro from Wikipedia. Population: U.S. Census Bureau.
Timeline
Greenwood, 1848 to 1926
Woven from the archive, old maps, post office records, the National Register and the people born here.
Passages that mention Greenwood, cut from the printed page as they were published.
History of McHenry County, Illinois1922 · page 403Read the page →
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CEMETERIES About one-half mile south of the village of Greenwood lies Greenwood cemetery. It is the oldest burying place in Greenwood Township. Here repose many of the pioneers of the township.
Text read by machine from the scan; it may contain errors.
History of McHenry County, Illinois1922 · page 404Read the page →
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below the tirsi one just named. It was also a water-mill. In 1845 they also erected a grist-mill at an expense of $5.0(10. but this mill was destroyed l>y a tire in lMi:!. Job Toles buili a grist-mill in the village of Greenwood at a little later date. The flour-milling industry has long since been left to the great milling centers, near to the supply of northern wheat and the farmers all buy their Hour.
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
No old photos in the archives yet
Weddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
Be the first to add onePhotograph a print flat, in daylight, no flash.
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). How TownRatings grades history →
From 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 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.