Background: This study was conducted to assess the prevalence of odontogenic cysts in a known population. Material and methods: This study was conducted at DR Rajender Prasad Government Medical College, Kangra, Tanda, Himachal Pradesh. There were total 100 participants with intraoral lesions. The subjects were informed about the procedure and were asked for consent. The subjects were examined for odontogenic cysts and the factors associated with them. It was found that out of 100 subjects, 60 subjects had odontogenic cysts in their oral cavity. The subjects aged from 25-50 years. The mean of the subjects was 34.2 years. The subjects willing to participate in the study were included while those who were unwilling to participate in the study had been excluded. Statistical analysis had been conducted using SPSS software. Results: In this study of 60 subjects with odontogenic cysts, 35 subjects were males and 25 were males. The most common cyst was odontogenic keratocyst seen in 36 subjects, followed by dentigerous cyst observed in 11 subjects. Radicular cyst and residual cyst were evident in 8 and 5 subjects, respectively. Conclusion: The prevalence of occurrence of odontogenic cysts in this study was 60%. The most common cyst observed was odontogenic keratocyst, followed by dentigerous cyst.