Freddie Mac reports a drop in the 30-year fixed Nashville mortgage rate to 5.10% during the week ended January 29 from 5.12% the prior week, while the 15-year fixed rate held steady at 4.80%. Meanwhile, interest on five-year adjustable-rate mortgages rose to 5.27% from 5.24%; and the one-year ARM slipped to 4.90% from 4.92%. Nashville mortgage rates are thought to be on the decline until the early to mid summer months.