Naro-Fominsk, city and centre of a rayon (sector), Moscow oblast (region), western Russia, on the Nara River southwest of the capital. It was formed in 1926 from three villages and textile centres. The town Fominsk was totally destroyed in World War II but later reemerged with its cotton-based industries of the past replaced by a huge silk-weaving combine. Pop. (2006 est.) 70,677.