If you’ve owned your home for a long time, there’s a good chance it’s worth significantly more today than when you bought it. That’s a wonderful position to be in. But it also raises a question that stops a lot of homeowners in their tracks: if I sell, how much of that profit will I actually keep? For anyone planning a Chicago home sale after 50, understanding capital gains tax — what it is, how it works, and what you may be able to exclude — is one of the most important things you can do before you make any decisions.
This blog won’t replace a conversation with a tax professional or financial advisor. What it will do is give you a solid foundation so you walk into that conversation informed, not overwhelmed.
What Is a Capital Gain?
A capital gain is simply the profit you make when you sell something for more than you paid for it. Say you bought your home for $180,000 thirty years ago. It sells today for $480,000. Your capital gain is $300,000. The IRS may want a portion of that profit. The key word is “may,” because exclusions apply specifically to primary residences. Many homeowners over 50 qualify for significant tax relief.
The Primary Residence Exclusion — The Most Important Number to Know
Under current IRS rules, homeowners who have lived in their home as their primary residence for at least two of the last five years may be able to exclude a significant portion of their gain from federal capital gains tax. According to IRS Publication 523, the exclusion is up to $250,000 for single filers and up to $500,000 for married couples filing jointly.
That is a significant number. For many Chicago homeowners, it means the gain from selling a longtime family home falls entirely within the exclusion. No federal capital gains tax at all.
Two tests apply. First, the ownership test: you must have owned the home for at least two years during the five-year period before the sale. Second, the use test: you must have lived in it as your primary residence for at least two of those same five years. Meet both before the sale date, and you’re in good shape.
What About Illinois State Tax?
Federal exclusions are one piece of the picture. Illinois is another. The good news is that Illinois follows federal rules on the primary residence exclusion, meaning any gain that is excluded at the federal level is also excluded from your Illinois taxable income. Any gain that does remain after the exclusion is taxed at Illinois’s flat income tax rate of 4.95%, according to National Tax Reports. That rate applies to everyone in Illinois, regardless of income bracket, which makes the math relatively straightforward once you know your numbers.
What If My Gain Exceeds the Exclusion?
If your profit is higher than the exclusion limit, the amount above it becomes taxable. Planning ahead matters here. A few things worth knowing:
Home improvements can increase your cost basis — the figure used to calculate your gain. The higher your basis, the lower your taxable gain. Keep records of major renovations, additions, and upgrades. HomeLight’s guide to selling in Illinois covers this well and is worth bookmarking.
Timing can also make a difference. Lower-income years may mean a lower federal capital gains rate. Long-term gains — on assets held more than one year — are taxed federally at 0%, 15%, or 20% depending on your taxable income, according to Edelman Financial Engines. For many retirees, that rate lands at 15%.
A Note on the Old “Over-55 Rule”
Some homeowners remember hearing about a one-time exclusion specifically for sellers over age 55. That rule was repealed back in 1997 and replaced with the current exclusion system, which is actually more generous and available to sellers of any age. So if you’ve been holding off because you thought you needed to wait until a certain age, that’s no longer how it works.
What Records Should You Be Gathering?
Before you sit down with a tax advisor, it helps to have a few things ready. Gather your original purchase price and closing documents. Pull together records of any significant home improvements. Note any previous home sale exclusion claims you’ve made. Have your current mortgage payoff amount handy if applicable.
That’s it. Four things. Having them ready will make your professional conversation far more productive. You may even uncover deductions you didn’t know you had.
For a broader look at the financial side of the selling process, AARP’s guide to downsizing in retirement is a well-rounded resource written specifically for homeowners over 50.
Who Should You Talk To?
Capital gains tax touches federal rules, state rules, and your personal income situation. It also connects to your broader retirement picture. A CPA or tax advisor with real estate experience is the right starting point. A financial advisor can then look at how your sale proceeds fit into your longer-term plan.
An SRES® can walk alongside you through the real estate side. They can connect you with the right professionals and help make sure your timing and strategy work in your favor.
If you’re not sure where to start, What to Expect When You Meet With a Financial Advisor is a free guide that walks you through exactly that — what to bring, what to say, and what to expect from that first conversation. And if you need a referral to a trusted advisor in the Chicago or South Suburbs area, that’s something an SRES® can help with, too.
The Bottom Line
Capital gains tax sounds complicated. In some situations, it genuinely is. But for many homeowners over 50 who have lived in their home for years, the primary residence exclusion means the tax impact is far smaller than expected.
Get informed before you make decisions. Not after.
Knowledge is the starting point. And you’re already here.
If you’re starting to think about what comes next, you don’t have to figure it out on your own. Sometimes it helps just to talk things through.
You can always take the next step at your own pace, with no pressure and no expectations. I’m always happy to help you get a clearer picture of your options.
Michelle Williams is a REALTOR® and SRES® serving Chicago and the South Suburbs, helping homeowners 50+ make confident decisions about their next move.