According to the latest data from Freddie Mac, 30-year fixed-rate mortgages (FRM) averaged 6.30% during the week of April 30. That's up from 6.23% the week before, but down from 6.76% one year ago.

Editor's Note: APYs listed in this article are up-to-date as of the time of publication. CNBC Select will update as changes are made public. With a high-yield savings account, your annual percentage ...