The minimum credit score required for a Wachovia mortgage typically varies based on the specific loan program and the applicant's financial situation. Generally, for conventional loan programs, a credit score of around 620 is commonly required, while government-backed loans, such as FHA and VA loans, may allow for lower credit scores, sometimes starting as low as 580 or even lower with certain conditions. However, a higher credit score can improve the chances of approval and potentially result in better loan terms, such as lower interest rates. It is important to note that other factors, such as debt-to-income ratio and overall financial health, play significant roles in the approval process. For the most accurate and up-to-date information regarding credit score requirements and loan options with Wachovia Mortgage, it may be beneficial to refer to their official website, where current details can be found.