Mortgage Refinance Calculator 2026
Compare your current loan to a new one — see your monthly savings, exact break-even point, and total interest saved over the life of the loan. Free, no sign-up.
How it works
Enter your current loan
Remaining balance, current interest rate, and years left on your mortgage.
Enter new loan terms
The new interest rate, loan term, and closing costs (typically 1–2% of loan amount).
See your break-even & savings
Instant monthly savings, break-even month count, and total interest saved over the loan.
Years left on your current mortgage
Typically 1–2% of loan amount
Refinance Break-Even Reference
| Monthly savings | $4,000 costs | $5,000 costs | $6,000 costs |
|---|---|---|---|
| $100 | 40 mo | 50 mo | 60 mo |
| $150 | 27 mo | 34 mo | 40 mo |
| $200 | 20 mo | 25 mo | 30 mo |
| $300 | 14 mo | 17 mo | 20 mo |
| $400 | 10 mo | 13 mo | 15 mo |
| $500 | 8 mo | 10 mo | 12 mo |
Rule of thumb: Only refinance if you plan to stay in the home past your break-even date.
When does refinancing make sense?
Refinancing can lower your payment, shorten your term, or both. It makes financial sense when: (1) rates have dropped at least 0.75–1% below your current rate, (2) you plan to stay in the home past the break-even point, and (3) you can qualify for the new loan. Use our mortgage affordability calculator to see your home-buying range, or the DTI calculator to check your debt-to-income before applying.
Common Questions About Mortgage Refinancing
With the 30-year fixed at 6.53% (Freddie Mac, May 28, 2026), refinancing math only works for a narrow slice of homeowners. The key question: what rate do you have now?
✓ Strong candidates
2023–2024 buyers at 7%+
Rate gap of 0.5–1.5% produces real savings. Run the break-even above.
✓ Strong candidates
ARM resetting soon
Fixing an adjustable rate to 6.5% before it resets to 8%+ is defensible even if savings are modest.
✗ Don't refinance
2020–2022 buyers at 3–4%
~70–75% of mortgage holders. Refinancing today increases your rate, payment, and lifetime interest cost.
| Current rate → 6.5% | Monthly savings ($350K) | Break-even at $6K costs | 10-yr net savings |
|---|---|---|---|
| 7.5% → 6.5% | ~$209/mo | ~29 mo | ~$18,600 |
| 7.0% → 6.5% | ~$104/mo | ~63 mo | ~$6,000 |
| 8.0% → 6.5% | ~$316/mo | ~19 mo | ~$31,900 |
Rate forecasts suggest possible movement toward high-5%/low-6% by late 2026 — if your rate is 7.25%+ and you plan to stay 3+ years, the break-even math works now. If you're borderline (7–7.25%), waiting for a 6% handle may improve your numbers further. Sources: Freddie Mac PMMS May 28, 2026; RefiGuide.org; FreeToolPark 2026; amortio.com.
If your existing mortgage is FHA or VA-backed, you may qualify for a streamline refinance — a dramatically simplified process with no full appraisal, minimal income verification, and often much lower upfront costs than a conventional refi.
| Feature | FHA Streamline | VA IRRRL |
|---|---|---|
| Eligibility | Existing FHA loan only | Existing VA loan only |
| Appraisal required? | No (most cases) | No |
| Income verification? | Often waived | Not required |
| Credit check? | Lenient | No minimum credit score (VA) |
| Upfront fee | 1.75% UFMIP | 0.5% funding fee (vs 2.15–3.3% on purchase) |
| Net tangible benefit | 5%+ reduction in rate+MIP, or ARM→fixed | 0.5% rate reduction (fixed→fixed); all costs recouped ≤36 mo |
| Loan seasoning | 210 days + 6 payments | 210 days + 6 payments |
| Typical rate vs. conventional | Market FHA rate | Often 0.25–0.5% below conventional |
Key advantages vs. conventional refi
• No appraisal: saves $400–$600 and eliminates risk of low valuation killing the deal
• VA IRRRL: veterans can often bring $0 to closing by rolling the 0.5% funding fee and other costs into the loan balance
• Faster closing: typically 2–4 weeks vs. 30–60 days for conventional refis
• FHA MIP note: FHA loans closed after June 2013 with less than 10% down carry MIP for the life of the loan — streamline refi does NOT remove MIP; only switching to conventional (once you have 20% equity) does
The most common refinance mistake in 2026: homeowners with a 3–4% mortgage doing a cash-out refinance to tap equity — and replacing their entire low-rate first mortgage with a 6.5–7% loan. A HELOC leaves your existing rate intact.
Example: Need $50K, have $300K at 3.5%
Cash-out refi (bad choice here)
New loan: $350K at 6.75%
New P&I: ~$2,270/mo
Old P&I was: ~$1,347/mo
Extra cost: +$923/mo
Rate applied to all $350K
HELOC (better choice here)
Keep $300K at 3.5% (unchanged)
HELOC: $50K at ~8.5% variable
HELOC interest-only: ~$354/mo
Extra cost: +$354/mo
Rate only on the new $50K
| Feature | Cash-out Refi | HELOC |
|---|---|---|
| Affects first mortgage? | Yes — replaces it entirely | No — leaves it intact |
| Rate (2026 typical) | 6.5–7.5% (first lien) | 7.25–9.25% (prime + margin) |
| Rate applied to | Full new balance | Only what you draw |
| Rate type | Usually fixed | Variable (tied to prime) |
| Closing costs | 2–3% of full loan amount | Often lower or waived |
| Best for | Replacing a 7%+ rate AND needing cash | Preserving a sub-5% rate; phased expenses |
Prime rate as of May 2026: 6.75% (Federal Reserve H.15). Most HELOCs: prime + 0.5% to 2.5% = 7.25–9.25%. Cash-out makes sense if your current rate is already 7%+ (you're replacing a high rate anyway) or if you need a very large lump sum (>$150K). For most 2020–2022 buyers with sub-4% rates, a HELOC is significantly cheaper for accessing equity. Sources: CBS News 2026; TheMortgageReports.com; Investormint 2026; Federal Reserve H.15 May 2026.
- CFPB: Debt-to-income ratio and mortgage qualification
- HUD: Homebuying resources and refinancing guidelines
Results are estimates only. Consult a licensed lender for qualification. Rates and guidelines may change.
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Last updated: 2026-01-25 · Break-even calculation assumes fixed monthly savings · For estimation only; consult a lender for qualification.