The present study has been undertaken to study the academic achievement in relation to academic stress and achievement motivation among secondary school students. The sample consists of 200 secondary school students (100 male and 100 female) selected from government and private schools of Amritsar District. The data was collected by using standardized scale of Academic Stress (SAAS- Sinha, 2014) and Achievement Motivation (AAMT- Deo and Mohan, 2005). The data obtained was analysed statistically with the help of Mean, SD, t-ratio and „r‟ and used to arrive at the following conclusions: There exists significant difference in academic achievement and academic stress among males and females of secondary school students whereas same sample does not have significant difference in achievement motivation. There also exists significant difference in academic achievement, academic stress and achievement motivation among government and private secondary school students. A significant negative relationship was found between academic achievement and academic stress among secondary school students; whereas significant positive relationship was found between academic achievement and achievement motivation among secondary school students