Fha Home Loans With Bad Credit Refinance 15 Yr Fixed Mortgage Rates 15 year fixed mortgage Rates – Zillow – A 15-year fixed mortgage is a loan with a term of 15 years that has an interest rate that is fixed for the life of the loan. For example, a 15-year mortgage of $300,000 with a 20% down payment and an interest rate of 4% would have a monthly payment of about $1,775 (not including taxes and insurance).15 Yr Fixed Refinance Mortgage Rates Mortgage rates continued their move lower as 2018 comes to an end. average 30 year mortgage rates today are at 4.61 percent, down from the prior week’s average 30 year mortgage rate of 4.67 percent. Current mortgage rates on 15 year fixed loans are averaging 3.78 percent, a decline from last week’s average 15 year rate of 3.84 percent.