Rosiclare is a city in Hardin County, Illinois. It is located along the Ohio River. The population was 980 at the 2020 census.
History
Some of the earliest settlers of the Rosiclare area were outlaws mainly counterfeiters from the Sturdivant Gang in the late 1810s-early 1820s. Rosiclare used to be the "Fluorspar Capital of the World". Andrew Jackson, in 1835, once owned a fluorspar mine in Rosiclare. Wholesale mining of fluorspar first began in Rosiclare in 1842. Mining ceased when it became cheaper to import fluorite from China. The Lead and Fluorspar Mining Company continued to process ore from mines in Hardin County but closed due to foreign competition in 1996.
Geography
Rosiclare is located in southwestern Hardin County and is bordered to the southeast by the Ohio River, which forms the state boundary with Kentucky. Illinois Route 34 terminates in Rosiclare at the river and leads north to Harrisburg. The next Illinois community upriver (northeast) is Elizabethtown, via IL-34 and IL-146 or by river, while the next one downstream (southwest) is Golconda, via IL-146 or by river.
According to the 2021 census gazetteer files, Rosiclare has a total area of , of which (or 91.59%) is land and (or 8.41%) is water.
Climate
Demographics
As of the 2020 census