1850 was a year in the 19th century. Events Date Unknown: Hill Valley was founded and settled. Date Unknown: First year covered in A History of Hill Valley, 1850-1930. Sunday, March 3: Daniel Clayton and Martha O'Brien married. References ↑ Clara's Folks Retrieved from "https://backtothefuture.fandom.com/wiki/1850?oldid=39462" Categories: Years Community content is available under CC-BY-SA unless otherwise noted.