Renovation Loan Calculator
Enter your project cost, the cash you're putting in, and a rate to see the monthly payment — then compare an FHA 203(k), a HomeStyle, a HELOC, and a personal loan on the same renovation, side by side.
Your Renovation Project
Contractor bid plus a 10–15% contingency.
Savings applied up front. Enter 0 to finance it all.
203(k) and HomeStyle wrap this in. A HELOC or personal loan doesn't touch it.
FHA 203(k) Monthly Payment (principal & interest)
$2,270
$350,000 financed at 6.75% over 30 years — the home and the renovation in one loan.
Compare Your Four Financing Options
Same $50,000 of renovation money, four ways to borrow it. Edit any rate or term to match a real quote. The last column strips out the house so you can compare the true cost of the renovation dollars alone.
| Option | Rate | Term | Monthly payment | Interest on the renovation |
|---|---|---|---|---|
FHA 203(k) Rolls the home and the work into one FHA mortgage | % | $2,270 on $350,000 (home + work) | $66,748 $42,606 more | |
Fannie Mae HomeStyle Same idea, conventional — no FHA mortgage insurance | % | $2,299 on $350,000 (home + work) | $68,247 $44,106 more | |
HELOC Draws against equity; leaves your first mortgage alone | % | $434 on $50,000 (work only) | $54,139 $29,997 more | |
Personal loan Unsecured — no equity or appraisal needed, highest rate | % | $883 on $50,000 (work only) | $24,141 Cheapest renovation dollars |
Principal and interest only. A 203(k) also carries FHA mortgage insurance for the life of the loan, HomeStyle carries PMI until you reach 20% equity, and a HELOC's rate is usually variable — the figure above assumes it converts to a fixed amortizing repayment. Starting rates are placeholders; replace them with real quotes.
Watch the term, not just the rate.
Spread over 30 years, your $50,000 renovation costs $66,748 in interest at 6.75% — the lowest rate on the table, but the longest payoff. The 12% personal loan charges a much higher rate over 7 years and still totals $24,141. A cheap rate on a 30-year schedule is not automatically the cheaper kitchen.
The Four Ways to Finance a Renovation
The single question that decides this is whether the work is tied to a purchase. If you're buying a house that needs work before it's livable, a renovation mortgageis often the only option — a regular lender won't fund a home with no working kitchen, and you can't take a HELOC against equity you don't own yet. If you already live there, you're borrowing against equity you already have, and touching the first mortgage is usually the wrong move.
| FHA 203(k) | HomeStyle | HELOC | Personal loan | |
|---|---|---|---|---|
| Backed by | FHA | Fannie Mae | Your equity | Nothing |
| Appraised on | After-renovation value | After-renovation value | Current value | No appraisal |
| Credit needed | Lowest of the four | Conventional minimums | Good | Good to excellent for a fair rate |
| Mortgage insurance | FHA MIP, typically for the loan's life | PMI, cancels at 20% equity | None | None |
| Touches 1st mortgage | Replaces it | Replaces it | No | No |
| Contractor & draws | Required, inspected | Required, inspected | Your call | Your call |
| Time to fund | Slowest | Slow | Weeks | Days |
The row that decides most real cases is “touches 1st mortgage.” A 203(k) or HomeStyle refinance re-prices your entire balance at today's rate. If you're holding a mortgage from a cheaper era, financing a $50,000 kitchen that way can quietly cost you more in extra interest on the other $300,000 than the kitchen itself. That's the same tradeoff laid out in the HELOC vs. cash-out refinance comparison.
When to Choose Each Option
- FHA 203(k)— you're buying a fixer-upper, your credit or down payment is thin, and the house needs work before any conventional lender will touch it. The lifetime mortgage insurance is the price of admission; plan to refinance out of it later. Size the full payment with the FHA loan calculator.
- HomeStyle — same fixer-upper situation, but your credit and down payment are strong enough for conventional. You get the same after-renovation-value appraisal and wider latitude on what counts as an eligible improvement, with PMI that cancels once you hit 20% equity.
- HELOC— you already own the home, you have equity, and the project is phased or the final number is still moving. You only pay interest on what you've drawn, and your existing mortgage rate is untouched. Check what you could draw with the HELOC calculator. If the bid is fixed and you want a payment that can't move, the fixed-rate home equity loan is the better version of the same idea.
- Personal loan — the project is small, you have little or no equity, or you need the money this week. You pay for that speed in rate, but the short term keeps the total damage contained and no lien lands on your house.
Budgeting the Project Itself
Three things reliably blow up renovation budgets, and all three are worth building into the project cost you enter above rather than discovering mid-demolition:
- Contingency.Add 10–15% to the contractor's bid. Older homes hide knob-and-tube wiring, rot, and asbestos, and a draw-based renovation mortgage is painful to increase once the loan has closed.
- Living costs during the work.A gut renovation can mean rent somewhere else while you're still paying the mortgage. Renovation loans don't always cover it, and a 203(k) has limits on how much of it they will.
- Not every dollar comes back. Kitchens and baths return more of their cost at resale than pools or additions. If the renovation is an investment case rather than a lifestyle one, that gap matters more than the interest rate.
Building new rather than remodeling? The draw schedule and interest-only construction period work differently — see the construction loan calculator.
Recommended reading
Books on home equity & refinancing
Borrowing against your home is one of the larger financial decisions you can make — these guides cover the mechanics, the tradeoffs, and the negotiating points so you walk into the conversation with the lender prepared.
The Home Equity Loan Handbook
Practical guides on tapping home equity
Plain-English explanations of how home equity loans, HELOCs, and cash-out refinances actually work — and how to compare offers without getting steered.
Mortgages For Dummies
Eric Tyson & Ray Brown
Covers refinancing, second mortgages, HELOCs, and the math behind each — useful background before you sign anything.
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Frequently Asked Questions
How does a 203(k) loan calculator work?
An FHA 203(k) rolls the purchase price (or your current mortgage payoff) and the renovation budget into a single FHA mortgage, so the payment is calculated on the combined figure — not on the renovation alone. Enter the home price and the project cost above and the calculator amortizes the total over the term you pick. Because the money for the work sits in an escrow account and is released to the contractor in draws, you begin paying interest on the full amount from closing even though the work isn't finished. Note the payment shown is principal and interest only; a 203(k) also carries FHA mortgage insurance, which the FHA loan calculator adds in.
What is the difference between an FHA 203(k) and a HomeStyle loan?
Both wrap the house and the renovation into one first mortgage, but 203(k) is FHA-backed and HomeStyle is conventional (Fannie Mae). The 203(k) accepts lower credit scores and down payments as small as 3.5%, which is why it dominates for first-time buyers taking on a fixer-upper — the tradeoff is FHA mortgage insurance that generally lasts the life of the loan. HomeStyle needs stronger credit but uses ordinary PMI that falls off at 20% equity, and it allows work a 203(k) won't, including pools and other luxury improvements. On a long hold, the insurance difference usually outweighs the rate difference.
Can I use a HELOC to pay for a home renovation?
Yes, and it's often the simplest route if you already own the home and have equity. A HELOC leaves your existing first mortgage untouched — valuable if you locked a low rate — and you draw money only as the project bills arrive, so you pay interest on what you've actually spent rather than the whole budget. The catches are that the rate is usually variable, you need enough equity to clear the lender's combined loan-to-value cap, and the payment can jump when the interest-only draw period ends. Size one with the HELOC calculator.
Is a personal loan or a home improvement loan cheaper?
A personal loan carries a much higher rate because nothing secures it, but it also runs a much shorter term — commonly five to seven years. Those two effects fight each other. On a modest project, a 12% personal loan over seven years can cost less total interest than a 7% renovation mortgage stretched over thirty, simply because the balance disappears so much faster. It also closes in days with no appraisal, no equity requirement, and no lien on your house. Run both in the comparison table above before assuming the lower rate wins.
How much can I borrow for a home renovation?
It depends on the product. A 203(k) or HomeStyle is sized against the home's after-renovation value — the appraiser estimates what the finished house will be worth, and the loan is capped as a percentage of that, which is what lets you borrow more than the home is worth today. A HELOC or home equity loan is sized against current value instead, typically capping your first mortgage plus the new borrowing at 80% to 90% of it. A personal loan ignores the house entirely and is sized on income and credit, usually topping out well below the other three.
Do renovation loans require a contractor and an inspection?
The renovation mortgages do. A 203(k) and a HomeStyle both require a licensed contractor, a detailed written bid, and a work schedule submitted before closing, and funds are released in draws as an inspector signs off on each stage. Standard 203(k) projects also require a HUD consultant. You generally cannot do the work yourself and pay yourself for labor. A HELOC or personal loan has none of that oversight — the money is yours, which is more flexible but leaves the budgeting discipline entirely to you.