New data on the localities and habitats of 9 rare protected vascular plant species found by the authors in 2018 in the Leningrad Region are presented. Three species (Alisma wahlenbergii, Isoëtes echinospora, Myrica gale) are listed in the Red Data Book of the Russian Federation (2008), and 6 species (Allium schoenoprasum, Carex arenaria, Chamaepericlymenum suecicum, Isatis tinctoria, Scutellaria hastifolia, Tripleurospermum maritimum) in the Red Data Book of the Leningrad Region (2018). The most of the records were made within the boundaries of the designed protected natural area “Kyrönniemi” (Vyborg District, Leningrad Region). The information on the distribution of the species and the number of plants in their local populations is given.