Investigations have been carried out in the course of three years into the occurrence, species composition, and seasonal dynamics of the Ixodes ticks in the district of Smolyan. A total of six species were established: Hyalomma plumbeum (Panzer), Dermatocentor marginatus (Sulz.), Haem. sulcata (Can et. Fanz.), Haem. punctata (Can. et Fanz.), Rh. bursa (Can. et Fanz.), and Ix. ricinus (L.). It was concluded that the spread and seasonal dynamics of the Ixodes ticks in Smolyan district were directly dependent on the climate, geographic conditions, and altitude.