Most of Claremont Township was built recently: 4% of its homes predate 1940 and the median home dates from 1991. Below: maps from 1911 on and the census since 1860.
Though Claremont (the town) was founded in 1853, people first settled in Claremont Township in 1818, the year Illinois was admitted to the union. In December 1852 Claremont precinct was formed.
The first settlers in Claremont Township included Lot Basden, who helped plat Olney, James Elliott, who owned land here, Thomas L. Stewart, an early constable and sheriff of Richland County, and Martin Utterback, who reportedly hauled logs to build the first county courthouse. Others included William Laws, Willis Blanchard, Bryant Bullard, Richard Brinkley, Jacob and William Coanour, and the Calhouns.
Every edition of the U.S. Geological Survey’s map of Claremont Township. Tap a year, or press play to watch the town change.
1911Sumner sheet · 1:62,500
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Claremont Township.
Famous people
Famous people close to Claremont Township
Nobody well known was born in Claremont Township itself, so here are the best known from just nearby.
Blackoak SchoolschoolBrinkley SchoolschoolEureka SchoolschoolHickory Point SchoolschoolMoore SchoolschoolMulberry SchoolschoolPleasant Grove SchoolschoolPleasant Valley SchoolschoolUnion Schoolschool
9cemeteries and burying grounds inside Claremont Township
AntiochBrinkleyCrest Haven Memorial ParkDutch FlatEurekaMount OliveMount PleasantParryUtterback
Places and cemeteries from the USGS Geographic Names Information System (2021).
Stories next door
History across the town line
Each neighbor’s History grade, on the same three inputs.
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 (3), Wikipedia, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia) 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.