Flood in Bangladesh is a very common issue regarding crossing many rivers, and raining a lot caused by monsoon wind are subject to inundation by over ow. This paper mainly focuses on the challenges associated with 2017 ood disaster in northern Bangladesh, impacts and how affected victim Households (HHs) survive with this disaster. This study is based on mixed methods, and entirely primary data are collected from seventy-three sample survey, six Focus Group Discussion (FGD) and observation. For instance, secondary data are obtained from various authorized sources. Northern Bangladesh is more vulnerable to climatic variability, ash ood, upstream heavy rainfall, early ood during pre-monsoon period, two or three times ooding at a certain year and poverty as well. The socio-economic conditions of the 2017 ood victim HHs in northern Bangladesh are sub-standard compare to other regions of Bangladesh. In addition, the 2017 ood damaged different infrastructures, institutions, properties, crops, homestead vegetation, livestock and poultry and etc. Therefore, social and economic security, and proper guidance has to be ensured, damaged infrastructures and institutions have to be rebuilt, public awareness must be increased, regional planning and delta planning have to maintained regarding the ood management for the vulnerable groups.