A 15-year mortgage is generally better for minimizing total interest paid and building equity faster due to lower rates, while a 30-year mortgage offers flexibility and lower mandatory payments. Choosing a 15-year loan locks in savings, whereas paying off a 30-year loan early requires discipline and usually costs more in interest.
By choosing a 15-year mortgage over a 30-year mortgage, you could save more than $200,000 in interest over the life of the loan—even though your monthly payments are higher. That's because you're paying off the loan faster and at a lower interest rate, reducing how much interest builds up over time.
The 3-7-3 Rule in mortgages isn't a loan type but a federal timeline from the TILA-RESPA Integrated Disclosure (TRID) rule, ensuring borrower protection by mandating disclosures within 3 business days of application, a 7-business-day wait between the initial Loan Estimate and closing, and another 3-day wait if significant changes (like APR) occur, giving borrowers time to review costs before committing to a loan.
Dave Ramsey strongly advocates for 15-year, fixed-rate mortgages as the quickest path to wealth, emphasizing lower total interest, faster equity building, and less debt, asserting that if you can't afford the higher payments, you can't afford the house; he recommends buying with cash if possible, but a 15-year loan is the preferred borrowing option, keeping your payment under 25% of your take-home pay.
Disadvantages of a 15-Year Mortgage
15-year loan interest rates are usually lower than 30-year loan interest rates. This is one reason you'll probably pay less interest over the life of the loan with a 15-year mortgage, compared to a 30-year mortgage. The shorter loan term often decreases the cost of your interest, too.
Suze Orman strongly advocates paying off your mortgage by retirement for financial freedom and peace of mind, but her advice on how varies by situation, often prioritizing a solid emergency fund and retirement savings first, especially if interest rates are low. While she pushes for paying down debt aggressively (even reducing retirement savings beyond the 401(k) match), she cautions against draining savings for low-interest mortgages if it leaves you vulnerable to job loss or emergencies, suggesting you should have a strong safety net before using savings to pay it off.
When you make an extra payment or a payment that's larger than the required payment, you can designate that the extra funds be applied to principal. Because interest is calculated against the principal balance, paying down the principal in less time on your mortgage reduces the interest you'll pay.
The Ramsey 25% rule is a personal finance guideline from Dave Ramsey, stating that your total monthly housing costs (mortgage principal, interest, taxes, insurance, HOA, PMI) should not exceed 25% of your monthly take-home pay, preventing you from becoming "house poor" and allowing for savings, investing, and financial freedom. It's a guideline for building a strong financial foundation, not a strict rule, though some find it difficult in high-cost areas.
Increasing your monthly payments, making bi-weekly payments, and making extra principal payments can help accelerate mortgage payoff. Cutting expenses, increasing income, and using windfalls to make lump sum payments can help pay off the mortgage faster.
A household should allocate no more than 28% of their gross income to housing expenses. Total debt payments, including housing, should not exceed 36% of gross income under the 28/36 rule. Lenders often use the 28/36 rule to evaluate creditworthiness and loan approval.
If you're trying to figure out how to pay off a 30-year mortgage in 15 years, there are several options, including making extra payments toward the principal, making biweekly payments, and more. And paying off a home loan early can save a substantial amount of interest.
Not getting preapproved. Ignoring mortgage insurance. Not shopping around for a mortgage. Not keeping closing costs and fees in mind. Not considering your loan-to-value ratio.
How much is a $400,000 mortgage over 30 years? For a $400,000 mortgage over 30 years, your monthly payments will be approximately $1,686 based on an APR of 3%. This estimate only includes the principal and interest amounts.
Not Putting Extra Payments Toward the Loan Principal
Otherwise, you may not see much progress in your early mortgage payoff efforts because your extra payments will be absorbed by interest.
The main downsides of prepaying are tying up cash that could earn more elsewhere (like investments), potential prepayment penalties from lenders, reduced liquidity for emergencies, and missing out on the time value of money, especially if your loan interest rate is low; it also means losing potential tax deductions and can complicate financial aid.
Cons of paying your mortgage off early. It can keep you from saving or paying off other debt—Draining your bank accounts to pay off a mortgage can be very risky. Most experts recommend prioritizing a few other things before you tackle paying off a mortgage.
“Paying off your mortgage early seems impossible but it is completely doable and people do it all the time, but how can you do it and why would you want to put in the extra effort? Paying off your mortgage early will rev up your wealth building.”
Can a 70-year-old choose between a 15- and a 30-year mortgage? Absolutely. The Equal Credit Opportunity Act's protections extend to your mortgage term. Mortgage lenders can't deny you a specific loan term on the basis of age.