Yes, one spouse can often keep the house in an Illinois divorce by buying out the other. Agreeing on a number is only the first step, though. You also need the money to pay it, a plan for the mortgage you both signed, and paperwork that matches what you agreed to.
Most of my buyout conversations start with some version of the same sentence: "I really want to stay in the house, but I don't know if it's possible." When I hear that, I start with three questions. What is the house worth today, where will the money come from, and what happens to the loan?
What will the buyout cost?
The buyout starts with two numbers: what the house is worth today and what you still owe on it. I put together a market analysis from recent sales near your home, and your attorney decides whether you also need a formal appraisal. Keep in mind that your equity, the cash a sale would bring in and the amount you agree on for the buyout are three different numbers, and my article on home equity in divorce explains why. An online estimate is a fine place to start the conversation, but it can't tell you what either of you is owed.
How do you pay for a buyout?
Most buyouts are paid for in one of three ways. One of you may simply have the cash, you may trade other things in the settlement for the other person's share of the house, or the spouse keeping the house may get a new mortgage that pays off the old loan and pays the other spouse at the same time.
Some couples agree to payments over time instead, so the spouse who leaves gets paid in installments. That can work, but your attorney needs to write it up carefully, it doesn't take anyone off the existing mortgage, and it isn't automatically approved by the IRS, so run any tax questions by your tax adviser.
One more thing to watch: a retirement account isn't the same as cash in the bank, because there can be taxes when that money comes out. Ask your financial professional before you treat the two as equal.
What happens to the mortgage?
Nothing about your mortgage changes just because you're getting divorced. If both of your names are on the loan, you both still owe it, even after the divorce is final and even if only one of you lives in the house, and the Consumer Financial Protection Bureau, the federal agency that looks out for borrowers, is clear on this. Taking your name off the deed, which says who owns the house, doesn't take it off the loan, which says who owes the money. Those are two separate pieces of paper.
The spouse who's leaving usually wants off the loan, and there are two common ways to get there. The first is a refinance, where the spouse keeping the house gets a brand new loan in their own name and pays off the old one. The second works for some loans: you keep the existing mortgage and ask the lender to take the other spouse's name off it. Fannie Mae, which backs many mortgages, lets the house be signed over to a spouse in a divorce without the loan coming due, as long as that spouse lives there. Taking the other name off the loan is a separate step, and the lender will check whether the spouse staying can qualify on their own.
Why does your interest rate matter?
If you locked in a low rate a few years ago, keeping that loan can save you a lot every month. On October 8, 2026, the average 30-year rate was 7.40%, according to Freddie Mac. On a $400,000 loan, that's the difference between about $1,686 a month at 3% and about $2,770 at 7.40%. Call the company you send your mortgage payment to, ask what your options are, and get the answer in writing. My article on what happens to the mortgage when you're divorcing goes through the choices in more detail.
What if the plan falls through?
Every buyout plan needs a backup, because a refinance can be turned down and money can show up late. Before you commit, put the buyout side by side with selling the house and with the real monthly cost of keeping it, including everyday life and not just the mortgage. My article on the real cost of keeping the home walks through that.
My job is the real estate side: what the house is worth, what each option means for the property, and keeping your attorney, lender and financial professional working from the same numbers. If you want to sort out where you stand first, my free "Should I keep, sell or let go?" worksheet is a good place to start, and my Divorce and the House FAQs answer the questions I hear most. When you're ready to look at your own home, schedule a conversation with me.
Megan Sullivan is a Chicago real estate broker with Compass, a Certified Divorce Real Estate Expert (CDRE®), and founder of The Divorce Collab. She helps divorcing homeowners understand their property options and coordinate with their professional team. A North Side resident for more than 25 years, she also works with local buyers and sellers.
This article is general education, not legal, tax or financial advice. What's possible with your mortgage depends on your loan and your lender.
