A lot of people who own a second home (a cottage up north, a vacation property, a place they stay seasonally) assume they’re getting a tax break on it every year without really knowing if that’s true.
Here’s the honest answer: yes, property taxes on a second home are deductible. But there’s an important detail that catches a lot of people off guard, and it’s worth understanding before you assume what you’re getting.
The deduction only works if you itemize your federal taxes. That part applies the same way it does for your primary home. You’re adding up your actual deductible expenses rather than taking the standard deduction, and the itemized total has to exceed the standard deduction threshold to make any difference at all: $16,100 for single filers and $32,200 for married couples filing jointly in 2026.
Here’s the part that surprises most second-home owners.
The property taxes on your second home don’t get their own separate deduction. They go into the same bucket as the taxes on your primary home, along with your state income taxes. That combined bucket is called the SALT deduction, State and Local Taxes, and it has a single cap that covers everything together.
For 2025 and 2026, that cap is $40,000. So if you’re paying $8,000 in property taxes on your primary home and $5,000 on your second home, plus another $10,000 in state income taxes, your total is $23,000. That fits under the cap, and all of it is deductible, as long as you’re itemizing.
But if the combined total pushes past $40,000, anything above that line simply isn’t deductible. The cap doesn’t reset for a second property. It applies once, to everything.
Now, if you ever rent your second home out, even occasionally, the rules shift a bit.
The IRS draws a line at 14 days. If you rent the property for 14 days or fewer in a given year, it’s still treated as a personal-use home for tax purposes, the rental income is tax-free, and you deduct the property taxes the normal way through SALT.
If you rent it out more than 14 days and personal use doesn’t exceed 10% of the rental days, the property shifts into investment territory. At that point, the property taxes allocated to rental use become a business expense, which is actually more favorable, because business expenses are not subject to the SALT cap at all.
The in-between situations, where you use it personally and also rent it a significant amount, require allocating expenses between the two purposes. That math is where a CPA earns their fee.
The main takeaway is this. Yes, you can deduct property taxes on a second home. But the deduction is shared, not stacked. Your primary home taxes, second home taxes, and state income taxes all compete for the same $40,000 limit. Understanding that upfront helps you plan better and avoid surprises when you file.
As always, the specifics of your situation (how often you use the property, whether you rent it, your income level) all affect how this plays out. A conversation with your tax advisor is the right move before making any assumptions.
If you have questions about the cost of ownership on a second home in Southeast Michigan, including how property taxes factor in, I’m happy to walk through that piece with you.
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