The oral and dental health of the elderly in the field of public health is an important issue that requires increasing attention all over the world. This study aimed to determine the relationship between demographic characteristics and oral health of the elderly. This descriptive-analytical research was conducted on 158 elderly people over 60 years old by random sampling method. The data was collected directly by direct interview. The data collection tool included the demographic characteristics questionnaire and the oral health index questionnaire of the elderly. After data collection, data analysis was done through SPSS version 23 statistical software. The significance level in this study is considered to be p less than 0.05. According to the results, 57% (90 people) of the elderly respondents were male and 43% (68 people) were female. The average age of the studied elderly was 78.68 years. Oral health had a significant relationship with age, gender, and education (P < 0.05). The oral and dental health condition of elderly men was better than elderly women. Considering the great importance of oral and dental health in increasing the quality of life of the elderly, it is necessary to pay attention to their demographic characteristics when designing interventions to improve the oral health of the elderly.
