Children 5 to 16 years of age were screened with echocardiography in various schools in the vicinity of Shimla for Congenital heart disease and Rheumatic heart diseases. Total children were 1666, 815 were males and 851 were females. Total CHD were 18 with a prevalence of 10 per thousand. Total Definite RHD were 2 with a prevalence of 1.2 per thousand, borderline RHD were 10. Among CHD, 4 were small VSD, 1 was Pulmonary Atresia with large VSD, 5 were small PDA, 5 were small ASD, 2 were mild Valvular pulmonary stenosis, 1 was severe Valvular pulmonary stenosis. Among definite RHD both had mild MR. Among borderline RHD 2 were mild AR, 10 were mild MR.