The epidemiological study of the prevalence of epilepsy in the population, consisted of 93.6% of Sakha nationality, aged over 14 years, of the rural areas of the Republic of Sakha-Yakutia has been carried out. The prevalence of epilepsy standardized by sex and age is 4.57 per 1000 people, being higher in men (5.12) compared to women (4.09). Out of 92 patients identified in the study, 79.35% were diagnosed with focal epilepsy. The predominate types (51.09%) were partial simple seizures or complex seizures with secondary generalization. The main etiologic factors of focal epilepsy were cranial/brain traumas, intra perinatal pathology and cerebral vascular diseases. Only 4.35% of patients had no seizures over one year of pharmacological therapy and in 77.17% the frequency of seizures was 1-12 per year. More than 90% received the monotherapy, phenobarbital was prescribed in about 80% of cases. The education level of primary school had more than half of patients, 57.61% were recognized as disabled, 41.30% worked or studied.