Is Renting Throwing Money Away? No — Here Is What Both Sides Actually Burn

The renter burns $2,115 a month, the owner $2,763 — and only $304 of the mortgage payment builds equity. What throwing money away actually looks like, computed.

Written by Jonathan Nyst Updated August 2026 3 min read Myths Every figure re-runnable

No — or rather, no more than a mortgage is. In our model’s default 2026 scenario, the renter’s $2,115 a month is unrecoverable, and so is $2,763 of the owner’s $3,067 — mortgage interest, property tax, insurance, and maintenance are exactly as gone as rent. Only $304 of the owner’s first-year payment builds equity. The renter is burning $648 a month less, and what that difference compounds to, not the slogan, is what decides who ends up wealthier.

Where does the “throwing money away” idea come from?

From comparing the wrong two numbers: rent against equity. Rent gets you shelter and nothing else, the story goes, while a mortgage payment becomes ownership. The story fails on arithmetic. A young 6.5% mortgage is mostly interest — on our default $336,000 loan, the first month’s payment is $2,124 of which $1,820 is interest, 86% of the payment. Interest buys shelter-adjacent nothing, precisely like rent. Held for the full 30 years, that loan pays about $429,000 in interest — more than the amount borrowed.

Principal doesn’t overtake interest inside the payment until around year 19. For the entire first decade — the realistic holding period for most buyers — the payment is overwhelmingly a fee for borrowed money, plus taxes, insurance, and upkeep on top.

What does each side actually burn per month?

The owner burns $2,763 a month unrecoverably to the renter’s $2,115 — in our default scenario of a $420,000 home versus a $2,100 comparable rental, 20% down, on a 6.5% thirty-year mortgage. Year one, month by month:

The owner’s unrecoverable column is interest (~$1,800/mo averaged over year one), property tax ($385), insurance ($208), and maintenance ($350). The renter’s is rent plus renters insurance. Both columns are money spent on being housed; the owner’s is bigger.

The renter’s edge isn’t the $648 — it’s what the $648 does next. Our model invests it, along with the $96,600 the renter never handed over as a down payment and closing costs, at a 7% return. The $84,000 down payment alone grows to about $165,000 in ten years. That is the machine the slogan ignores.

So who wins the default scenario?

Renting, by about $67,000 over ten years — after selling the house, paying the ~6% selling costs, and taxing the renter’s portfolio gains, so the comparison isn’t rigged. The full month-by-month machinery is documented in our methodology, and the important design choice is symmetry: whichever side is cheaper in a given month invests the difference. When owning becomes the cheaper path, the owner gets the compounding. Most calculators only credit the renter, which overstates renting — the myth’s mirror image, and just as wrong.

When is rent actually wasted?

When it’s high relative to the home’s price. The slogan is a bad universal rule but a decent local warning: our model’s tipping point at 6.5% is $2,468 a month on the default $420,000 home. Above that rent, buying genuinely does win — the renter is now the one burning more, and no portfolio math rescues it. Below it, the “wasted” rent is the cheaper way to be housed, with the surplus compounding.

That threshold is a ratio, so it travels: rent above roughly 0.59% of the home’s value per month favors buying at today’s rates. Check your own market with the price-to-rent ratio calculator — or the 5% rule if you want the ten-second version.

What should you compare instead of rent vs. equity?

Total unrecoverable cost against total unrecoverable cost, with both sides investing what they don’t spend. That’s the whole model. Rent versus mortgage payment flatters buying (it hides $943 a month of tax, insurance, and maintenance); rent versus equity flatters it more (it counts the $304 and ignores the $2,763 around it).

Run your own numbers in the calculator — it’s preloaded with this page’s scenario, and swapping in your rent, price, and rate takes a minute. If your rent is below your tipping point, you are not throwing money away. You are paying less for housing than an owner would, and the difference is yours to invest.

Jonathan Nyst

Jonathan Nyst built RentVsBuyMath as an independent project — for himself first. He spent fifteen years marketing financial products, in banking, fintech and payments at CMO level, which is exactly how he knows what a lead-generation calculator looks like from the inside. This is the calculator without the funnel: he is not a lender, broker or agent, the site takes no referral fees, and nobody is paid more if you decide to buy. The whole model is public — every formula documented on the methodology page, the engine MIT-licensed, covered by automated tests including scenarios computed by hand to check it.