Paying off the mortgage before retirement sounds like crossing the biggest expense off your list, and it certainly can transform a household budget. But a mortgage-free house is not a free house, and retirees still need money for property taxes, insurance, repairs, utilities, healthcare, transportation, food, and everything that makes retirement enjoyable. Recent Bureau of Labor Statistics data show why the distinction matters: older households continue spending significant amounts even after their working years end. There is no universal dollar amount that defines a comfortable retirement with a paid-off house, but building a realistic number becomes much easier when you separate essential costs from the lifestyle you actually want. For one household, that might mean $45,000 a year; for another, $60,000 or $80,000 may be more realistic once healthcare, travel, taxes, home repairs, and vehicle replacement are included. Here is what today’s numbers suggest and how to calculate your own target.