Background: Micronutrient deficiencies are a major global health problem. The majorities of affected populations are from developing countries. Objective: To assess knowledge of micronutrients and associated socio-demographic factors among pregnant women in Punarwas Municipality, Kanchanpur district, Nepal. Methods: A Cross sectional descriptive survey using a structured questionnaire was implemented to assess the knowledge of micronutrients among 380 pregnant women in Punarwas Municipality, Kanchanpur, Nepal. Multi stage sampling was used to collect data. SPSS Version 21 was used to analyze the data. Results: Majority 71.3 % of the respondents were between 20 to 30 years, followed by 8.9 percent 30 to 40 years, Out of 380 respondents, 45.3% knew about the vitamin A rich foods, 42.6% iron, 41.3% folic acid, 43.9% zinc, 82.4% iodine and 25.3% calcium respectively. More than half of study population had poor knowledge (54.7%) about micronutrients. Age, type of family, education, monthly income and occupation were found significantly associated with level of knowledge. Conclusion: More than half of the pregnant women had poor level of knowledge and awareness about micronutrients. Pregnant women should be given nutrition education to improve the knowledge of nutrition