The quick rule of thumb: you can usually afford a mortgage payment that is 25–30% of your gross monthly income.Lenders in South Carolina use the debt-to-income ratio (DTI) to decide. Most allow a maximum DTI of 36–43%, meaning all your monthly debt payments (including your mortgage) shouldn’t exceed that percentage of your income. /*! elementor - v3.23.0 - 15-07-2024...