Introduction: According to world health organization, an estimated 38% of reported voluntary blood donations are contributed by people under the age of twenty-five.  India needs about million units of blood annually and every year there is gradual increase in this demand4 due to various anemic disorders, accidents and emergencies. Aim: To assess knowledge and attitude regarding Voluntary Blood Donation among college students in selected degree college of Palampur, Himachal Pradesh. Settings and Design: It was a pre-experimental study conducted among college students of Goswami Ganesh Dutt Sanatan Dharam College, Palampur (Himachal Pradesh), in the month of July-August 2022. Material and Methods: A pre-tested, structured questionnaire was used as a study tool. Data was collected from 60 samples who were selected by convenient sampling technique. Tool used to collect the data from the samples was structured knowledge questionnaire. It consists of two parts-Part A consists of Demographic variables, part B- Structured knowledge questionnaire and part C- Likert rating scale for attitude scoring. Result: The findings revealed that out of 60 samples, 88.3% students were in the age group 17-19 years,66.7% were females which were in majority population than males who were 33.3%.83.3% students resided in rural area. %. The mean difference between pretest and posttest knowledge score was 43.61% which explains the efficiency of planned teaching program on enhancing knowledge score of college students. %. The mean difference between pretest and posttest attitude score was11.71% which depicts the effectiveness of planned teaching program on broadening the perception of students on Voluntary blood donation.