To buy out a sibling on shared property, you need an accurate appraisal, an agreed price based on each owner’s share of the equity, financing to make the payment, a written buyout agreement, and a new deed recorded with the county putting title in your name alone. Because you’re restructuring existing ownership rather than buying from a stranger, there’s no listing or bidding war, but the appraisal, financing, deed, and tax steps still have to be done carefully.
Nail Down the Property’s Value and Each Share
Everything rests on agreeing what the home is worth today. A licensed residential appraiser will inspect the property, compare recent nearby sales, and issue a written opinion of fair market value. A standard single-family appraisal runs roughly $300 to $600, with larger, older, or rural homes pushing higher. If one sibling thinks the number is low and another thinks it’s high, hiring a second appraiser and averaging the two is a common compromise.
From the appraised value, subtract everything the property still owes: the remaining mortgage, any home equity line of credit, property tax liens, and other encumbrances. What’s left is net equity, and that’s the pot you’re dividing. If the appraisal comes in at $400,000 and the mortgage balance is $100,000, net equity is $300,000. Two siblings splitting that evenly means the buying sibling owes the other $150,000. Three equal siblings split net equity in thirds.
Get the math in writing early. Disputes over the number are the single biggest reason these deals collapse.
Line Up the Money
Cash-Out Refinance
The most common route is a cash-out refinance. You take out a new mortgage large enough to pay off the existing loan and produce the cash needed to pay your sibling. Qualifying takes sufficient equity, adequate income, and a decent credit score. Fannie Mae sets a minimum credit score of 620 for fixed-rate conventional loans that go through manual underwriting, though its automated system can sometimes approve lower scores.1Fannie Mae. General Requirements for Credit Scores Debt-to-income limits vary by underwriting path, with automated approvals stretching up to 50%.2Fannie Mae. B3-6-02, Debt-to-Income Ratios
Lenders will want a copy of the will, trust, or probate order confirming your ownership interest. Inherited-property refinances are more complex than a standard refi, and some conventional lenders won’t move forward until probate has closed. Specialized estate and probate lenders exist when the timeline is tight or the title chain is messy.
Assuming the Existing Mortgage
If the property already carries a mortgage at a favorable rate, federal law may let you keep it. The Garn-St. Germain Act bars lenders from enforcing a due-on-sale clause when property transfers to a relative because of the borrower’s death.3Office of the Law Revision Counsel. 12 US Code 1701j-3 – Preemption of Due-on-Sale Prohibitions Assuming the loan preserves the old rate and terms but generates no cash, so you’d still need a separate source of funds to pay the departing sibling.
An Intra-Family Loan
A sibling who can’t qualify for a traditional mortgage can sometimes negotiate a private payment plan with the departing sibling, essentially having them finance the buyout. The IRS watches these arrangements. Charging interest below the Applicable Federal Rate the IRS publishes monthly can cause the shortfall to be treated as a taxable gift from lender to borrower.4Office of the Law Revision Counsel. 26 US Code 7872 – Treatment of Loans With Below-Market Interest Rates
Put any family loan in writing with a formal promissory note covering principal, interest rate, payment schedule, and default consequences. A handshake deal leaves no paper trail, and the IRS will have questions about a large cash transfer with no documentation.
Put the Agreement in Writing
Before anyone signs a deed, capture the full deal in a written buyout agreement. Not a five-blank form pulled off the internet. The agreement should include full legal names of all siblings, the buyout price, how and when payment will be made, the legal description of the property copied exactly from the current deed, and what happens if the deal falls apart. A vague legal description is the fastest way to cloud a title, and fixing it after recording costs more than getting it right the first time.
Address closing costs too: appraisal, title search, title insurance premium, recording fees, and transfer taxes if your state charges them. Splitting evenly is common but not required. Whatever you agree to, write it down.
Most counties also require a preliminary change of ownership report or similar affidavit alongside the deed. This form tells the tax assessor what kind of transfer occurred and whether any exemptions apply. Completing it accurately is your chance to flag that this is an intra-family buyout, not an arm’s-length sale, which matters in jurisdictions that offer reassessment exclusions for family transfers.
Sign the Right Deed and Record It
The departing sibling transfers their interest by signing a deed, but not all deeds offer the same protection. A quitclaim deed says, in effect, “I’m giving up whatever interest I have,” and makes no promises about the title. A grant deed or warranty deed adds the grantor’s promise that they haven’t encumbered the title and actually own what they’re conveying. If a surprise lien surfaces later, a warranty deed gives the buyer a legal claim against the grantor.
Quitclaims are common in family deals because siblings generally trust each other and the cost is lower. But if you’re financing the buyout with a new mortgage, most lenders will insist on a warranty or grant deed before funding. Even without a lender, the buying sibling should think hard about asking for a warranty deed, particularly on older homes where the title history is murky.
Title Insurance
Unknown liens, unpaid contractor claims, and missed tax bills can sit quietly in a property’s history. An owner’s title insurance policy protects you against claims that arose before you took sole ownership.5Consumer Financial Protection Bureau. What Is Owners Title Insurance? Many buyers skip it in family deals because it feels unnecessary. That’s a mistake when the property has changed hands multiple times, been through probate, or had work done by contractors whose lien rights may still be alive. A one-time premium at closing is far cheaper than defending a title claim in court.
Notarize, Record, and Use Escrow for the Money
Once the agreement is signed and financing is set, the departing sibling signs the deed before a notary public, who verifies identity and confirms the signature is voluntary. The notarized deed then goes to the county recorder or registrar of deeds for official filing. After processing, updated title records show the buying sibling as sole owner.
The safest way to handle the money is through a third-party escrow agent, who holds the buyout funds until recording is confirmed and then releases payment. Nobody hands over cash before the deed is on record, and nobody signs away ownership before the money is secured. Wire transfers coordinated through escrow are the standard. Skipping escrow to save a few hundred dollars is where these deals go badly wrong.
Taxes You Need to Plan For
Stepped-Up Basis and Capital Gains
When you inherit property, your tax basis resets to the home’s fair market value on the date of the original owner’s death, not what the owner originally paid.6Office of the Law Revision Counsel. 26 US Code 1014 – Basis of Property Acquired From a Decedent The departing sibling only owes capital gains tax on the increase between that stepped-up basis and the buyout price. If a parent died when the home was worth $380,000 and the buyout happens a year later at $400,000, the taxable gain on a half-interest is $10,000, not the hundreds of thousands the parent’s original purchase price might suggest.7Internal Revenue Service. Gifts and Inheritances
Gift Tax If the Price Is Below Market
If the buying sibling pays less than fair market value, the IRS may treat the shortfall as a gift. In 2026, the federal gift tax annual exclusion is $19,000 per recipient.8Internal Revenue Service. Whats New — Estate and Gift Tax A discount larger than that requires the departing sibling to file Form 709, though no tax is owed until the lifetime exemption is used up. The safest approach is setting the price at appraised fair market value so no gift analysis is needed.
Property Tax Reassessment
Transferring ownership can trigger a reassessment of the property’s taxable value to current market rates. Some states exclude certain family transfers, but those exclusions often cover only parent-to-child transfers and may not protect sibling-to-sibling deals. Check with your county assessor before closing. On a home held in the family for decades, a reassessment can push annual property taxes up dramatically.
Estate Tax Liens
If the estate was large enough to owe federal estate tax, an automatic lien attaches to the property for ten years after the owner’s death. Before finalizing the buyout, confirm any estate tax has been paid or that the IRS has issued a certificate of discharge releasing the property from the lien.9eCFR. 26 CFR 301.6325-1 – Release of Lien or Discharge of Property A title search should surface it, but checking with the executor directly saves time. Refinancing or selling a property with an unresolved federal lien is nearly impossible.
When Your Sibling Won’t Agree
Not every buyout goes smoothly. A sibling may refuse to sell, dispute the appraisal, or simply stop responding.
Professional mediation is often worth trying first. A neutral mediator experienced in real estate disputes can help siblings find common ground on price, timing, or a structured payout. Mediation typically runs a few hundred dollars per hour, split between the parties, and often resolves the issue in a single session.
If mediation fails, any co-owner has the legal right to file a partition action, asking a court to divide the property or force a sale. Courts prefer partition in kind, physically splitting the land into separate parcels, but that’s rarely practical with a single-family home. The more common outcome for a house is a court-ordered sale with proceeds divided among the co-owners. Partition suits are expensive. Attorney fees, court costs, and referee fees to manage the sale can easily reach $20,000 to $50,000 or more, and every dollar comes out of the property’s equity before anyone gets paid.
A growing number of states have adopted the Uniform Partition of Heirs Property Act, which adds protections specifically for inherited property. Under that act, co-owners who want to keep the property get a right of first refusal to buy out the others at appraised value before a court-ordered sale can proceed. Courts must also consider factors like how long the family has owned the property and whether a co-owner lives there. If your state has adopted the act, it significantly strengthens the position of a sibling who wants to stay in the home but is facing a forced sale.