Home > Personal > Personal Lending > Mortgage > Mortgage Resources > Glossary > Principal Balance Principal Balance November 9, 2021 The outstanding balance of principal on a loan. Principal does not include interest or fees.You Might Also Like: Family MattersPreparing Financially for a Baby Everyday MoneyBudget Friendly Ideas for Thanksgiving Everyday MoneySenior Discounts and Savings Everyday MoneyStarting an Emergency Savings Account Living QuartersQuestions to Ask Your Home Inspector