Current mortgage refinance rates held steady at 6.83% as of March 31, 2025.For 15-year fixed refinance mortgages, the average rate is 5.73%, and for 20-year mortgages, the average is 6.59%.The average rate for a 30-year fixed-rate mortgage refinance is 6.83%, up 0.2 point from last week.The APR for a 30-year fixed-rate mortgage is 6.86%, reflecting the all-in cost of the home loan.The average interest rate on a 20-year fixed refinance mortgage is 6.59%, with an APR of 6.63%.A 20-year fixed-rate mortgage refinance of $100,000 would cost $751 per month in principal and interest.The average interest rate for a 15-year fixed refinance mortgage is 5.73%, with an APR of 5.79%.A 15-year fixed-rate mortgage refinance of $100,000 would cost $829 per month in principal and interest.30-year fixed-rate jumbo mortgage refinance rates increased to 7.23%, with a monthly payment of $681 per $100,000 borrowed.Refinancing options can help reduce monthly payments, access equity, and eliminate private mortgage insurance costs.