NationStar Mortgage does not have a universally fixed minimum credit score requirement for mortgage qualification, as this can vary based on the type of loan and the individual circumstances of the borrower. Generally, a credit score of around 620 is regarded as a typical cutoff for conventional loans. However, for some government-backed loans, such as FHA loans, lower credit scores may be acceptable, with scores as low as 580 often qualifying, provided other criteria are met. The overall financial profile of the applicant, including income, debt-to-income ratio, and down payment amount, also plays a crucial role in the qualification process. For the most accurate information tailored to specific loan products and requirements, it is advisable to explore the official NationStar Mortgage website for the most current details and guidelines.