Dear Liz: I am almost 59½. Can I retire at 60½? I have $570,000 in a 401(k) and $180,000 in an IRA. I owe $253,000 on a condo that would sell for $600,000. I plan to buy a home next year for $400,000 and pay off the mortgage with the proceeds of the condo. Then I would be left with no bills.