Core Insights - Mortgage rates have remained high, but improving credit scores can significantly lower rates, potentially saving over $55,000 in interest on a $300,000 loan [1] - As of October 2025, credit scores are a major factor in determining mortgage rates, alongside debt levels and down payment sizes [2] - Changes in credit scoring systems are expected to help approximately 5 million Americans qualify for better mortgage rates [7][8] Mortgage Rates and Credit Scores - Sample average national mortgage APRs vary by credit score tier, with a FICO 800 score earning a 6.83% APR for a 30-year fixed mortgage as of October 3, 2025 [9] - A credit score of 620 is typically required for a conventional loan, while FHA loans may allow scores as low as 500 with a 10% down payment [10] Factors Influencing Mortgage Rates - Besides credit scores, mortgage rates are influenced by debt-to-income (DTI) ratios, loan-to-value (LTV) ratios, down payment amounts, and loan terms [4][5] - VA loans often have the lowest mortgage rates among various loan types [6][7] Future Changes in Credit Scoring - Fannie Mae and Freddie Mac will start considering VantageScore 4.0 in addition to traditional FICO scores, which may improve access to mortgages for many [7] - FICO's direct provision of credit scores to lenders could reduce costs for borrowers if savings are passed on [8] Current Market Conditions - The average 30-year mortgage rate is reported at 6.34% as of October 2, 2025, with a good mortgage rate being in the 7.30% range or lower [12]