Comparing Mortgage Terms Estimate the total cost in today's dollars of various mortgage alternatives. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content 18 Years’ Worth of Days The average retirement lasts for 18 years, with many lasting even longer. Will you fill your post-retirement days with purpose? Mortgages in Retirement Explore the benefits and drawbacks to paying off your mortgage prior to retirement with this article. Building a Solid Financial Foundation Sustain financial well-being or create wealth through these actions.