Renovation ROI Calculator
Project & sale
Your result will appear here
Fill in the fields on the left and this updates as you type.
Know what this estimate is based on
- Jurisdiction
- United States — state and local practice
- Scope and limitations
- Educational estimate only. U.S. real estate costs are local: property tax rates, transfer and recording taxes, title practice, who customarily pays which closing cost, and landlord-tenant rules all change by state and often by county or city. Agent commission is negotiable and, since the 2024 NAR settlement, buyer-agent compensation is negotiated separately rather than assumed. Only a lender's Loan Estimate, a title company's fee sheet or a signed contract binds a number.
- Source links checked
- Jul 30, 2026
Built and regression-tested by Smart Tools Lab. It has not been individually reviewed by a licensed financial, tax, or legal professional.
How to use
- 01
Enter the all-in project cost and what you believe the work adds to the home's value today.
- 02
Enter the home's value before the work and how many years until you sell.
- 03
Open Advanced options for the borrowing that funded it, and the selling costs.
- 04
Read the share you get back after selling costs and interest — not the day-one figure, which flatters every project.
- 05
Check the break-even year. If it is beyond when you plan to sell, the work is a purchase rather than an investment.
Formula
The day-one recoup is simply the value added over the project cost. The all-in figure is different: the value added grows at the appreciation rate over the years until you sell, selling costs take a share of that grown figure, and the interest actually paid on any borrowing is subtracted. That interest comes from a real month-by-month amortisation over the months held rather than the full loan term, so a hold shorter than the term does not charge interest that was never paid. Selling costs are charged only on the added value, because that is the marginal cost the improvement creates — you would pay commission on the base value regardless. The net at closing is the grown value after selling costs, minus the project cost, minus the interest; the break-even year is the first year that net turns positive.
Example
A $27,500 project adding $20,000 of value today, on a $420,000 home, sold in five years, with $20,000 borrowed at 9.5% over seven years and 7% selling costs. Step 1 — Day-one recoup: $20,000 / $27,500 = 72.7%. This is the figure a contractor quotes. Step 2 — The value added grows at 3% for five years: $23,185. Step 3 — Selling costs on that: $23,185 x 7% = $1,623, leaving $21,562. Step 4 — Interest actually paid over five years of a seven-year loan: $6,732. Step 5 — Net at closing: $21,562 − $27,500 − $6,732 = −$12,670. All-in recovery: 53.9%. The gap between 72.7% and 53.9% is the whole point of the page. Nearly nineteen points of recovery vanish into interest and selling costs — neither of which appears in a cost-versus-value table, because those studies assume you paid cash and never sell. At this pace the project does not break even until year 22. That does not make it a mistake; it makes it a purchase. Five years of using the improvement cost about $2,500 a year net, which is a reasonable price for something you wanted — and a poor argument for something you did not.
Definitions
- Cost versus value
- The annual study comparing what US renovation projects cost against what they recover at resale.
- Recoup percentage
- Value recovered as a share of project cost. Rarely 100%, commonly 50% to 80%.
- Value added
- What the work raises the home's market value by. Usually less than the project cost.
- Over-improving
- Spending beyond what the neighbourhood supports, so the excess cannot be recovered.
- Break-even year
- The year the grown, net value added first exceeds the cost plus interest.
- Capital improvement
- Work that adds value or prolongs life. Raises your basis and cuts capital gains tax at sale.
- Curb appeal
- How the home looks from the street. Consistently among the best-returning categories of work.
- Marginal selling cost
- Commission and fees charged on the added value only — the cost the improvement itself creates.
- Home equity loan
- Borrowing against the home to fund the work. The interest is the line most ROI studies ignore.
- Neighbourhood ceiling
- The most any home on the street realistically sells for, whatever is done to it.
- Cosmetic work
- Paint, floors, staging and landscaping. Cheap, fast, and disproportionately effective before a sale.
- Deferred maintenance
- Work postponed until it becomes a defect. Fixing it recovers well because buyers price problems harshly.
Good to know
Why cost-versus-value tables flatter every project
The annual cost-versus-value studies that contractors quote are useful and they leave out two large costs. They assume the work was paid for in cash, so no interest appears. And they report the value added at resale without netting the selling costs that take a share of it. Add both back and the recovery falls sharply: 72.7% on day one becomes 53.9% all in, once $6,732 of interest on a $20,000 home equity loan and 7% of selling costs on the added value are counted. Neither omission is dishonest — the studies measure what they set out to measure — but the number a homeowner needs is the one after the money they actually spend. The gap of nearly nineteen points is not unusual; on a larger project financed for longer it is wider still.
Which projects actually recover, and why they are the boring ones
The consistent top performers across every recent edition of the national studies are unglamorous: a garage door replacement, manufactured stone veneer, a new entry door, siding, a minor kitchen refresh. The consistent bottom performers are the ones people dream about — a major kitchen remodel, a master suite addition, a bathroom addition, anything with high-end finishes. The pattern is not about taste. Buyers price the absence of problems more reliably than the presence of luxury, and curb appeal changes the first impression that sets everything after it. There is also a ceiling effect: high-end work in a mid-range neighbourhood cannot be recovered because the street sets the maximum. Spending $90,000 on a kitchen in a market of $400,000 homes does not produce a $490,000 home, and the excess is consumption rather than investment.
The return that does not appear at resale
Capital improvements raise your tax basis, which reduces any taxable gain when you sell. For most homeowners the section 121 exclusion covers the whole gain and the basis increase is irrelevant. For those above it — increasingly common in high-appreciation markets, since the $250,000 and $500,000 limits have not moved since 1997 — every documented dollar of improvement is a dollar of gain removed, worth your capital gains rate plus any net investment income tax plus state tax. On a 23.8% combined federal rate that is roughly a quarter of the project cost recovered at sale, in addition to whatever value the work added. The condition is documentation. Improvements claimed decades later without receipts are improvements the IRS is entitled to disallow, and a folder kept from the day of the work is the whole requirement.
Energy work pays through the bills, not the sale
Insulation, air sealing, heat pumps, windows and solar routinely recover poorly at resale and are still frequently worth doing, because their return arrives monthly rather than at closing. A heat pump replacing electric resistance heat can cut a heating bill by half or more; air sealing and attic insulation are among the cheapest energy interventions available and often pay back within a few years. The federal credits that used to help are gone: the One Big Beautiful Bill, enacted 4 July 2025, pulled the termination dates forward, ending the section 25C home improvement credit for work completed through 31 December 2025 and the section 25D clean energy credit for installations completed after that date. State programs, utility rebates and the efficiency incentives many local governments run continue, and they are now the funding worth checking before starting. None of it appears in a resale recovery figure, which is why energy work should be judged on a payback period rather than on this page's percentage.
Renovating to sell, and renovating to live
The two goals want almost opposite projects. Renovating to sell means cosmetics and defects: paint, floors, decluttering, landscaping, and fixing anything an inspector would flag — roof, electrical panel, plumbing, HVAC. These are cheap, fast, and change how the home shows, which is where the money is in a pre-sale budget. A full kitchen gut three months before listing rarely returns its cost and delays the listing into a worse season. Renovating to live is the opposite calculation entirely: 53.9% recovery is the price of using the improvement, and if you will use it for eight years that price is about $2,500 a year, which is a perfectly reasonable thing to pay for something you want. The error is not doing either. It is doing the second while telling yourself it is the first.
Frequently asked questions
Does any renovation return 100%?
Almost none. The long-running cost-versus-value studies put most projects between 50% and 80% at resale, and the ones at the top are consistently unglamorous: a garage door, siding, a new entry door, a minor kitchen refresh. Additions and high-end kitchens sit at the bottom.
Why is the all-in figure lower than the day-one one?
Three things eat it. Selling costs take a share of whatever value was added. Interest accumulates if you borrowed. And the value added grows more slowly than people assume — it appreciates with the market rather than compounding on its own.
How do I estimate what the work adds?
Ask an agent what comparable renovated homes sell for against unrenovated ones in your neighbourhood. The honest answer is often less than the project cost, particularly for anything that takes the home above the top of its street.
What is over-improving?
Spending past what the neighbourhood supports. A $90,000 kitchen in a street of $400,000 homes does not produce a $490,000 home — the ceiling is set by the area, and the excess is spending, not investing.
Which renovations reliably pay?
Curb appeal and systems, broadly. Exterior work, an entry door, siding, a garage door, and fixing anything an inspector would flag — roof, electrical, plumbing. Buyers pay for the absence of problems more reliably than for the presence of finishes.
Does financing really matter that much?
It is the line every cost-versus-value study omits, because they assume cash. Borrowing $20,000 at 9.5% over seven years and holding five adds $6,732 of interest — a quarter of the project cost on these figures, and enough to turn a break-even project into a loss.
Why do you charge selling costs only on the added value?
Because that is the marginal cost the improvement creates. You would pay commission on the base value whether or not you renovated, so charging the full commission against the project would double-count what the sale costs anyway.
Should I renovate before selling?
Rarely for a full remodel, frequently for cosmetics. Paint, floors, decluttering, landscaping and fixing obvious defects return well because they change how the home shows. A kitchen gut three months before listing usually does not.
Do improvements reduce my capital gains tax?
Yes, and it is the return people forget. Capital improvements raise your basis, so they reduce any taxable gain at sale. Keep every receipt — on a gain above the section 121 exclusion, that documentation is worth your capital gains rate on every dollar.
What is the break-even year?
The year the value added, grown and net of selling costs, first exceeds the project cost plus interest. Selling before it means the work lost money; after it, it gained. It is the honest holding period the project requires.
Does a low recovery mean I should not do it?
No. Recovery is only relevant if the reason for the work is money. If you want the kitchen and will use it for eight years, 54% recovery is the price of eight years of a kitchen you like — which is a perfectly good reason, just not an investment case.
What about energy-efficiency work?
It has a second return this page does not model: lower bills every month you own the home. Insulation, windows and heat pumps often recover poorly at resale and pay back through utilities, and federal or state credits can cover a meaningful share of the cost.