The Gillett Grove post office opened in 1892, the earliest record of the town by name. Two smaller post offices, Gillett's Grove (1869) and Gillett (1883), opened inside today’s city and later closed.
First census: 93 in 19802020 census: 30134 years
Founding year: the first Gillett Grove post office (Blevins & Helbock, CC0).The full story ↓
What stands out about Gillett Grove’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Gillett Grove was laid out in 1899 when the railroad was extended to that point. The city was named for brothers George and Isaiah Gillett, pioneer settlers.
Every edition of the U.S. Geological Survey’s map of Gillett Grove. Tap a year, or press play to watch the town change.
1966Gillett Grove 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 Gillett Grove.
People over time
Gillett Grove, census by census
Between 30 and 93 people in every census since 1980.
5 censuses, 1980–2020.
U.S. Census Bureau decennial counts, from the census table on Gillett Grove’s Wikipedia page.
Famous people
Famous people close to Gillett Grove
Nobody well known was born in Gillett Grove itself, so here are the best known from just nearby.
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 Wikimedia Commons (2), Wikipedia, 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.