Rent vs. Buy in 2026: The Math Your Realtor Isn't Telling You

The classic real estate debate is louder than ever in 2026: Is it better to rent and invest the difference, or buy a house and build equity?

Your parents will tell you that "renting is throwing money away." Your realtor will tell you that "now is the best time to buy." But the mathematical reality is much more complicated.

To make the right decision, you have to run the 5-year equity math. Here is what you need to consider.

1. The Sunk Cost of Renting

Let's assume you rent an apartment for $2,500 a month. Over five years, you will pay exactly $150,000 to your landlord.

That money is gone forever. You have zero equity, no tax benefits, and you are completely exposed to annual rent hikes. This is the primary argument for buying a home.

2. The Hidden Sunk Costs of Buying (PITI)

When you buy a home, your monthly payment is made up of four components: PITI (Principal, Interest, Taxes, and Insurance).

Here is the secret your realtor might gloss over: In the first five years of a 30-year mortgage, the vast majority of your payment goes toward Interest and Taxes, not Principal.

• Interest: At a 6.5% interest rate, you are paying tens of thousands of dollars straight to the bank.
• Property Taxes: Depending on your state, you might be paying 1.5% to 2.5% of your home's value every single year to the government.
• Maintenance: When the roof leaks or the HVAC dies, you cannot call the landlord. Budget 1% of your home's value annually for maintenance.

Interest, taxes, and maintenance are also sunk costs. They do not build equity.

3. The 5-Year Break-Even Rule

Because of the massive closing costs associated with buying a home (usually 2% to 5% of the purchase price) and the heavily front-loaded interest payments on a mortgage, buying a home usually only makes mathematical sense if you plan to live there for at least 5 to 7 years.

If you sell before the 5-year mark, the 6% agent commissions and closing costs will likely wipe out any equity you built, meaning you would have been financially better off renting.

Run Your Own Numbers

Don't guess. The only way to know for sure is to run your exact local property taxes, your current rent, and current interest rates through a dedicated calculator.

Check out our free Rent vs. Buy Calculator to see the exact 5-year math for your city!