Buying strategy
Is mortgage insurance a waste of money?
It depends on your timeline, your goals, and what the market does while you wait. For some people MI is the fastest path to building equity. For others, waiting makes sense. The answer is personal.
All numbers on this page are illustrations chosen to explain the concept. They are not quotes, recommendations, or predictions. What makes sense for any individual depends on their personal financial situation, timeline, and goals.
The rates and costs on this page are illustrations chosen to explain the math. They are not quotes. Real pricing changes daily and varies by lender, loan program, and scenario.
Want the short version?See the key points
- Mortgage insurance protects the lender, but it can allow a purchase with less than twenty percent down.
- The useful comparison is the cost of mortgage insurance versus the financial and market effects of waiting.
- A down payment target can move as home prices, savings, and personal circumstances change.
- Mortgage insurance may be temporary, but removal rules depend on the loan, payment history, property value, and timing.
Mortgage insurance is not a penalty. It is access.
Private mortgage insurance (PMI) protects the lender, not you. But that protection is what allows lenders to offer loans with less than 20% down in the first place. Without MI, the only option for most borrowers would be to save a full 20% before buying, which in many markets takes years.
What it protects
The lender, in case you default. It does not protect you or your equity.
What it costs
Typically 0.3% to 1.5% of the loan balance per year, depending on credit score and loan-to-value ratio.
How long it lasts
On conventional loans, it drops off once you reach 80% loan-to-value. It is not permanent.
The common framing vs. the complete picture
You will often hear "avoid PMI at all costs" or "never put less than 20% down." That advice treats MI as a pure loss. But it ignores what happens while you are saving: the home you want may be appreciating, and the 20% target itself is growing as the price rises. MI is a cost. But so is waiting.
The question is not "how do I avoid MI?" It is "what costs more: MI or waiting?"
When someone says they want to avoid mortgage insurance, what they really mean is they want to minimize total cost. That is a reasonable goal. But minimizing one cost (MI) while ignoring another (years of home price appreciation moving the target away from you) can lead to a worse outcome overall.
The cost of MI
A known, calculable, temporary expense. On a conventional loan, it ends when you reach 80% loan-to-value (meaning you owe 80% or less of the home's value). You can calculate exactly what it will cost over the time it is in force.
The cost of waiting
Unknown and potentially much larger. If the home appreciates 4% per year, a $400,000 home costs $416,000 after one year. Your 20% target just moved from $80,000 to $83,200. You are saving toward a moving target.
Neither path is universally better. The right answer depends on your timeline, what the market does (which nobody can predict), and your broader financial goals. The tool below focuses on one key variable: what happens to the home price while you wait.
Buy now with mortgage insurance vs. wait for 20% down.
This tool illustrates the appreciation cost of waiting. Adjust the home price, your current down payment, the assumed appreciation rate, and how long you would wait. The point is not to tell you what to do. It is to show how the price moves while you save.
Example scenario assumptions
National long-run average: ~4.3%/yr. Nobody can predict the future.
Higher loan-to-value ratios, lower credit scores, and higher debt-to-income ratios produce higher MI rates.
These are illustrative assumptions, not a forecast. Actual appreciation varies by market and time period.
Fill out all fields above to see the comparison.
Illustrative only. MI rate is adjustable above. Appreciation is an assumption, not a forecast. Does not include interest rates, rent, property tax, insurance, maintenance, closing costs, or investment returns on savings. These variables matter but are unique to each situation. Not financial advice.
How to cancel mortgage insurance and PMI removal paths.
On conventional loans, private mortgage insurance is governed by the Homeowners Protection Act. It is not a permanent feature of the loan. There are multiple ways MI can come off, each with its own requirements and timeline.
On conventional loans, MI can be cancelled once you reach a certain equity threshold. There are multiple paths to get there , through normal amortization, by requesting cancellation early, through home appreciation, or by refinancing.
Each path has its own stipulations around timing, payment history, and how the home's value is established.
FHA mortgage insurance is different. On most FHA loans with less than 10% down, it lasts for the life of the loan.
For a full breakdown of each removal path , including an interactive estimator, see When can I get rid of my mortgage insurance?
When paying mortgage insurance makes sense for you.
There is no universal answer. The right choice depends on where someone is financially, how long they plan to stay, and what their broader goals are.
MI tends to make sense when
- You plan to stay in the home for many years
- Saving to 20% would take several more years at your current pace
- The monthly payment with MI fits comfortably in your budget
- You want to preserve cash for reserves, improvements, or other goals
- The local market has been appreciating and you are concerned about being priced out
Avoiding MI tends to make sense when
- You already have 20% saved and it does not deplete your reserves
- You are close to 20% and can reach it in a short time without significant market risk
- You have VA eligibility (VA loans have no MI regardless of down payment)
- The monthly payment without MI is already at the top of your comfort zone
- You are considering a short hold period where equity growth may not offset the cost
Other MI structures exist
Monthly PMI is the most common, but there are alternatives: single-premium MI (paid upfront at closing, sometimes financed into the loan), lender-paid MI (built into a slightly higher rate), and split-premium MI (part upfront, part monthly). Each has different tradeoffs depending on how long you keep the loan. A qualified mortgage professional can walk through which structure fits a given scenario.
Key takeaways on mortgage insurance costs.
Mortgage insurance is not a penalty. It is what makes lower down payments possible in the first place.
MI is temporary on conventional loans. It drops off once you reach 80% loan-to-value, and appreciation can accelerate that timeline.
The real comparison is not "MI vs. no MI." It is "the cost of MI vs. the cost of waiting." The home price does not wait for you to save.
Whether MI makes sense depends on your personal financial situation, how long you plan to stay, and what the market does while you wait.
Nobody can predict appreciation. The tool above uses assumptions you set, not forecasts. Past performance does not guarantee future results.
FHA mortgage insurance works differently from conventional PMI. On most FHA loans with less than 10% down, it lasts for the life of the loan.
There are multiple MI structures (monthly, single-premium, lender-paid). The best fit depends on your timeline and cash position.
"Avoid PMI at all costs" is common advice, but it is not universally correct. Like most mortgage decisions, the right answer is personal.
If you found this useful
These guides explore related topics you might be wondering about.
When can I get rid of my mortgage insurance?
Four paths to PMI removal with an interactive estimator.
Read guideHow much cash do I actually need to close?
Beyond your down payment: closing costs, prepaids, and fees explained.
Read guideBuy now or wait for rates to drop?
The math behind waiting vs. buying today.
Read guideBrowse all of our plain-English mortgage guides
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