The present study has been designed to explore the causes and effects of Youth Bulge in Pakistan. However, youth bulge is a part of population segment which create problem for the whole society. The youth bulge is a common phenomenon in many developing countries due to a stage of development where a country achieves success in reducing infant mortality but mothers still have a high fertility rate. The present research was conducted in the metropolitan entities of Punjab, Pakistan. This research probe the Information regarding demography, household, locality and other socio-cultural variables related to causes and effects of youth bulge in the state. Qualitative information was gather through focus group interviews that was randomly conducted from three selected metropolitan entities (Faisalabad, Lahore and Rawalpindi) of Punjab Province of Pakistan. On the basis of findings it was concluded that large unproductive youth cohorts in Pakistan creates problems for the society in the form of crime, militancy, lawlessness, unemployment and creation of sub cultural youth wings.