Rates on 30-year mortgages fell to 6.77% from 6.81% last week, while 15-year rates dropped to 5.89% from 5.96%, Freddie Mac said.

Rates on 30-year mortgages fell to 6.77% from 6.81% last week, while 15-year rates dropped to 5.89% from 5.96%, Freddie Mac said.