Understanding Private Mortgage Insurance (PMI): Costs, Cancellation, and Savings Strategies
Private Mortgage Insurance (PMI) is a monthly fee that many homebuyers face when they put down less than 20% on a conventional loan. While it enables homeownership with a smaller down payment, PMI adds a significant cost—often $100–$300 per month—that doesn't build equity or pay down your loan. This PMI Calculator helps you understand exactly what you'll pay, when you can cancel it, and how extra payments can accelerate your path to PMI‑free homeownership.
PMI protects the lender, not you, in case of default. Because loans with low down payments are riskier, lenders require this insurance. The good news is that PMI is temporary. By law, it must be automatically terminated when your loan‑to‑value (LTV) ratio reaches 78% of the original home value, provided you're current on payments. You can also request cancellation once LTV hits 80%. This calculator shows both milestones and factors in extra principal payments that can move those dates years earlier.
How PMI Is Calculated
PMI is typically calculated as an annual percentage of the original loan amount. For example:
- Loan Amount: $300,000
- Annual PMI Rate: 0.75%
- Annual PMI Cost: $300,000 × 0.0075 = $2,250
- Monthly PMI: $2,250 ÷ 12 = $187.50
The PMI rate depends on several factors: your credit score, loan term, and loan‑to‑value ratio at origination. Borrowers with higher credit scores and larger down payments (e.g., 10% or 15%) often qualify for lower PMI rates. This calculator uses an adjustable PMI rate so you can input the exact figure from your loan estimate.
💡 PMI Removal Rules (Homeowners Protection Act)
Request Cancellation (80% LTV): You can ask your servicer to cancel PMI when your LTV reaches 80% based on the original property value, provided you have a good payment history and no other liens. Automatic Termination (78% LTV): PMI must be canceled automatically when LTV hits 78%, even if you don't request it. Both milestones are shown in this calculator.
Strategies to Eliminate PMI Faster
- Make Extra Principal Payments: Even small additional amounts each month reduce your balance faster, hitting the 80% LTV threshold sooner. Use the extra payment fields to see the impact.
- Home Value Appreciation: If your home value increases, you may reach 80% LTV earlier. Some lenders allow a new appraisal to cancel PMI based on current value (often after 2–5 years of on‑time payments).
- Refinance: If interest rates have dropped or you've built significant equity, refinancing into a conventional loan with 20% equity eliminates PMI entirely.
- Lender‑Paid PMI (LPMI): Some lenders offer to pay PMI in exchange for a slightly higher interest rate. This can be beneficial if you plan to stay in the home long‑term, but the higher rate is permanent.
PMI vs. FHA MIP: Key Differences
FHA loans require Mortgage Insurance Premium (MIP) instead of PMI. MIP includes an upfront premium (1.75% of loan amount) and an annual premium paid monthly. Unlike PMI, MIP on FHA loans with less than 10% down is required for the life of the loan—it never cancels automatically. For this reason, many borrowers refinance from FHA to conventional once they reach 20% equity to shed MIP.
Is PMI Tax‑Deductible?
PMI premiums were tax‑deductible in previous years, but the deduction expired and has not been permanently extended. As of 2025, PMI is generally not deductible. Always consult a tax professional for the most current rules.
Frequently Asked Questions
Can I avoid PMI with less than 20% down?
Yes, some lenders offer "no‑PMI" loans with a higher interest rate (LPMI). Alternatively, a piggyback loan (80‑10‑10) uses a second mortgage to cover part of the down payment, avoiding PMI. VA loans (for veterans) and USDA loans (rural areas) also have no monthly mortgage insurance.
What happens to PMI if I refinance?
If you refinance and your new loan is less than 80% of the home's current appraised value, you won't need PMI. If you're still under 80% LTV, you'll likely need PMI on the new loan.
Does PMI go away automatically?
Yes, by law it must terminate automatically when your LTV reaches 78% of the original value, assuming you are current on payments. You can request cancellation at 80% LTV.
Can I cancel PMI early if my home value increases?
Yes, many lenders allow a new appraisal to prove your LTV is now 80% or less based on current market value. This typically requires at least two years of on‑time payments and no second liens.
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