The list of mosses of Monchegorsk City is compiled for the first time, with 59 species included. Data on frequency of occurrence, presence of sporophytes or gemmae, habitats and substrates are provided. Peculiarities of Monchegorsk flora in com­pa­rison with the explored urban floras of the region are discussed. Rare in Murmansk Province mosses, Aongstroemia longipes (Somm.) Bruch et al. and Warnstorfia pseudostraminea (Müll.Hal.) Tuom. & T.J.Kop. were found in Monchegorsk.