Your credit score is one of the key factors that lenders consider when determining the interest rate they are willing to offer you on a mortgage. In general, the higher your credit score, the lower your mortgage rate will be. This is because borrowers with high credit scores are considered less risky to lenders. As a result, lenders are willing to offer them lower interest rates to purchase their home. A credit score of 740 or higher is considered excellent and can qualify you for the best mortgage rates. A score between 700 and 739 is considered good and may result in a slightly higher interest rate. A score between 580 and 699 may result in an even higher interest rate. Scores below 580 are considered poor and can result in difficulty getting approved for a mortgage or, if you are approved, a significantly higher interest rate. Keep in mind that your credit score is just one factor that lenders consider when determining your mortgage rate. Other factors, such as your income, employment history, and debt-to-income ratio, are also important. Additionally, mortgage rates can change frequently, so it's a good idea to shop around and compare offers from different lenders to find the best deal.