Where your first 5 years of payments go
On a 30-year $300,000 loan at 7.24%, the early payments are mostly interest. Over the first five years you pay $122,670, of which only $16,893 (13.8%) reduces the balance and $105,777 is interest. A 15-year loan at 6.60% pays off $69,428 in the same five years.
| Year | Principal paid | Interest paid | Balance at end | Paid off |
|---|---|---|---|---|
| Year 1 | $2,909 | $21,625 | $297,091 | 1.0% |
| Year 2 | $3,127 | $21,407 | $293,964 | 2.0% |
| Year 3 | $3,361 | $21,173 | $290,603 | 3.1% |
| Year 4 | $3,613 | $20,921 | $286,990 | 4.3% |
| Year 5 | $3,883 | $20,651 | $283,107 | 5.6% |
Adding even $200 a month toward principal shortens the loan and cuts interest; model extra payments in the mortgage calculator.
Nearby loan amounts
| Loan | 30-yr P&I | 15-yr P&I | PITI 30-yr | Income (28%) |
|---|---|---|---|---|
| $250,000 | $1,704 | $2,192 | $2,100 | $90,010 |
| $275,000 | $1,874 | $2,411 | $2,310 | $99,011 |
| $300,000 | $2,044 | $2,630 | $2,520 | $108,012 |
| $325,000 | $2,215 | $2,849 | $2,730 | $117,013 |
| $350,000 | $2,385 | $3,068 | $2,940 | $126,014 |
FAQ
What is the monthly payment on a $300,000 mortgage?
At the Freddie Mac average 30-year fixed rate of 7.24% (week of October 29, 2026), principal and interest on $300,000 is $2,044 a month. A 15-year loan at 6.60% is $2,630 a month. Adding estimated property tax ($281) and homeowners insurance ($195) brings the 30-year payment to about $2,520.
How much income do I need for a $300,000 mortgage?
Using the 28% housing guideline, a $2,520 monthly housing payment (30-year, with tax and insurance) needs about $108,012 of gross annual income ($9,001 a month). Under the 36% total-debt guideline, that income leaves room for about $720 a month of car, student-loan and card payments.
How much interest will I pay on a $300,000 mortgage?
Over 30 years at 7.24% you would pay about $436,018 in interest, 145% of the amount borrowed. A 15-year loan at 6.60% costs about $173,372 in interest, saving $262,646.
How much does 1% on the rate change a $300,000 payment?
On a 30-year loan of $300,000, each additional percentage point adds roughly $207 a month near today's rates. For example, the payment is $1,799 at 6% and $1,996 at 7%.
What house price does a $300,000 mortgage buy?
With 20% down, a $300,000 loan buys a home of about $375,000, with a down payment of $75,000. With less than 20% down, lenders usually add private mortgage insurance (PMI), which raises the monthly cost.
Assumptions & sources
- Rates: Freddie Mac Primary Mortgage Market Survey, week of October 29, 2026 — 30-year fixed 7.24% (prior week 7.32%, a year earlier 6.17%), 15-year fixed 6.60%. PMMS rates are national averages for borrowers with strong credit and 20% down; quotes vary.
- Property tax: 0.9% of home value per year — the 2025 national effective rate for single-family homes (ATTOM 2025 property tax analysis; average bill $4,427).
- Insurance: $2,490 a year for $400,000 of dwelling coverage (NerdWallet, updated May 2026), scaled to the home price.
- 20% down payment, so no PMI; no HOA dues, closing costs or points. Payments rounded to the nearest dollar.