The old rule of thumb says renting is throwing money away.
A calculator run with today's numbers often says the opposite, at least for the first several years.
With mortgage rates hovering near 6.5% and home prices still elevated in most metros, the break-even point has stretched out longer than many buyers expect.
The calculator everyone should run isn't the simple one comparing rent to a mortgage payment.
That comparison is where people go wrong.
A $2,000 mortgage is not the same as $2,000 in rent, because the mortgage comes with property taxes, insurance, maintenance, and closing costs that renters never see.
Here's the part that surprises people: in many markets, the true break-even is now five to seven years, not the two or three years it was when rates were under 4%.
That means if your job might move you, or you're not sure about the neighborhood, buying could cost you money even if the monthly payment looks manageable.
The numbers that matter most are the ones people skip.
Closing costs run 2% to 5% of the purchase price, so on a $400,000 home that's $8,000 to $20,000 gone on day one.
Add maintenance at roughly 1% of home value per year, plus the fact that early mortgage payments are mostly interest, and the "building equity" argument gets thinner in the short run.
If renting saves you $500 a month versus owning, and you put that into an index fund, the calculator's answer can flip entirely.
Most people don't actually invest the difference, which is why the rent-is-waste argument survives.
Stay put for a decade, and the equation tilts hard toward owning, especially if you refinance when rates drop.
Fixed-rate mortgage payments don't rise with inflation, while rent tends to climb 3% to 5% a year in many cities.
That gap compounds quietly in the owner's favor.
Taxes matter too, but less than people think.
The standard deduction is high enough that many households no longer itemize, which means the mortgage interest deduction does nothing for them.
Run your own numbers before assuming the tax break is a factor.
The smart move is to use a real calculator, not a gut feeling, and plug in your actual rent, your actual savings, and how long you honestly expect to stay.
Zillow, NerdWallet, and the New York Times all offer free versions.
Spend twenty minutes with one before you spend thirty years paying for the wrong call.
Our take: the rent vs buy question has no universal answer, and anyone selling you one is selling something.
Final Thoughts
In today's rate environment, buying is a bet on staying put, and the calculator is just there to tell you how long that bet needs to run.