Introduction: Dental problems can be prevent and control if identified at an as soon as possible. Anydental issue has a detrimental effect on a pattern of eating and speaking. The health and well-being of school age children has become a high profile issue, lying at the heart of numerous government initiatives and policies and receiving considerable public attention. The present study was conducted with aim to evaluate the prevalence of dental health problem among school children of Churu District, Rajasthan State, India. Methodology: In present study, the research approach was cross-sectional approach. Samples were selected by convenient sampling technique and help of assessment Performa. In the study total 301 school children were included. The data was analyzed with help of SPSS-20 version. Results: In the present study,majority of participants were male75% (227) followed by 25% females. The study revealed that the prevalence of dental problem was 62.12%. Out of 187 (62.12%) school children, 57.75% (108) have dental caries, 20.32% (38) have tooth flurosis, 10.16% (19)have malocclusion, 6.95% (13) have plaque and tartar and 4.81% (9) of the school children have gum disease (gingivitis). Conclusion: The study concluded that prevalence of dental health problem among school children was high. It is important to detect dental problems in early phase through regular dental check ups and avoid further complications and cost of treatment. Oral health can offer clues about your overall health. It helps the teachers to promote and encourage good oral health among the students