Introduction: The viral virus transmitted by mosquitoes that can be fatal, dengue, has been a public health issue. Despite being lethal, dengue is an illness that can be avoided. Health education, mosquito eradication, and immunization are the three basic forms of preventive that are frequently used in tandem. Method: Quantitative research design was used for study. A practical simple random sampling procedure was used to select 60 mothers in total. Questionnaire methods were used to gather the data. Age, religion, degree of education, and other socio-demographic characteristics were taken into account when formulating the questions. Results: In this study, the majority of participants, 36 (60%) had average knowledge about dengue fever, followed by 13 (21.7%) who had bad knowledge and just 11 (18.3%) who had strong knowledge. The majority of 28 (46.7%) were between the ages of 18 and 25, and the majority of 45 (75%) were Hindus, according to other results. Of the relationship between mother and selected socio-demographic factors and their level of understanding regarding their dengue fever. The results indicated that while religion and educational status are significant at the p0.05 level, sociodemographic variables like the mother's age, residence, employment status, earning members of the family, family monthly income, marital status, family type are not significant at that level. Conclusion: It is important to give mothers enough information about prevention of dengue fever so that they can help and encourage other mothers.