The Hidden Costs of Owning
A free lesson from Swipe Finance · Real Estate, level 1 · updated October 2026
By the Swipe team, founded by Colin · how we make lessons
A mortgage payment is usually the most visible cost of owning, but it's far from the only one. Property taxes, homeowners insurance, ongoing maintenance, and occasional bigger repairs all add up on top of it — and unlike rent, these costs generally aren't fixed or predictable month to month.
A commonly used rule of thumb is that ongoing maintenance and repairs average around 1% of a home's value per year, though this varies a lot by the home's age and condition. On a $300,000 home, that's roughly $3,000 a year on average — some years much less, some years (a new roof, a broken furnace) far more.
Home value: $300,000 1% annual maintenance estimate: $3,000/year (≈$250/month average) Real pattern: often $0 some years, $10,000+ other years — the 1% is a long-run average, not a monthly bill.
A common rule of thumb estimates ongoing maintenance costs at roughly ____% of a home's value per year, on average.
Because these costs are lumpy and unpredictable — a big expense can arrive with little warning — a common mistake is budgeting only for the mortgage payment and being caught off guard by everything else. A more complete plan sets aside a little each month, even when nothing is currently broken, specifically for these costs.
Besides the mortgage payment, what are some of the other ongoing costs of owning a home?
Home maintenance and repair costs tend to arrive in a smooth, predictable amount every single month.
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