The average contract interest rate on 30-year fixed-rate mortgages with conforming loan balances ($806,500 or less) in the US edged down to 6.37% in the week ending October 10th, 2025, from 6.42% the previous period, according to the Mortgage Bankers Association. Borrowing costs fell for a third consecutive week to the lowest level in a month, tracking a fall in Treasury yields.