Mortgage calculator
Estimate monthly housing costs, interest paid, payoff timing, and home equity.
Monthly Housing Cost
$3,619
$2,594 principal & interestCash To Close
$115,000
$15,000 closing costs; $400,000 loanTotal Interest
$533,983
30.0 years to payoffFinal Equity
$1.2M
$1.2M estimated home value in future dollarsInputs
Benchmark rates are planning assumptions, not personalized loan quotes.
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Initial Monthly Payment
Principal & Interest$2,594
Extra Principal$0
Property Tax$458
Insurance$150
HOA$0
Maintenance / Repairs$417
PMI$0
Home Equity
Estimated home value, remaining loan balance, and owner equity in future dollars.
Principal vs. Interest
Annual loan payment allocation in future dollars.
Annual Housing Cost Breakdown
Mortgage and owner costs by year with owner costs growing by inflation.
Yearly Amortization
Rounded annual totals. Monthly detail can be added later if needed.
| Year | Starting Balance | Principal | Interest | Ending Balance | Home Value | Equity |
|---|---|---|---|---|---|---|
| 1 | $400,000 | $4,263 | $26,870 | $395,737 | $515,000 | $119,263 |
| 2 | $395,737 | $4,560 | $26,573 | $391,177 | $530,450 | $139,273 |
| 3 | $391,177 | $4,877 | $26,255 | $386,300 | $546,364 | $160,064 |
| 4 | $386,300 | $5,217 | $25,916 | $381,083 | $562,754 | $181,671 |
| 5 | $381,083 | $5,580 | $25,553 | $375,503 | $579,637 | $204,134 |
| 6 | $375,503 | $5,969 | $25,164 | $369,534 | $597,026 | $227,492 |
| 7 | $369,534 | $6,384 | $24,748 | $363,150 | $614,937 | $251,787 |
| 8 | $363,150 | $6,829 | $24,304 | $356,321 | $633,385 | $277,064 |
| 9 | $356,321 | $7,304 | $23,828 | $349,017 | $652,387 | $303,369 |
| 10 | $349,017 | $7,813 | $23,320 | $341,204 | $671,958 | $330,754 |
| 11 | $341,204 | $8,357 | $22,776 | $332,848 | $692,117 | $359,269 |
| 12 | $332,848 | $8,939 | $22,194 | $323,909 | $712,880 | $388,972 |
| 13 | $323,909 | $9,561 | $21,572 | $314,348 | $734,267 | $419,919 |
| 14 | $314,348 | $10,227 | $20,906 | $304,121 | $756,295 | $452,174 |
| 15 | $304,121 | $10,939 | $20,194 | $293,182 | $778,984 | $485,801 |
| 16 | $293,182 | $11,700 | $19,432 | $281,482 | $802,353 | $520,871 |
| 17 | $281,482 | $12,515 | $18,618 | $268,967 | $826,424 | $557,457 |
| 18 | $268,967 | $13,387 | $17,746 | $255,580 | $851,217 | $595,636 |
| 19 | $255,580 | $14,319 | $16,814 | $241,262 | $876,753 | $635,491 |
| 20 | $241,262 | $15,316 | $15,817 | $225,946 | $903,056 | $677,110 |
| 21 | $225,946 | $16,382 | $14,751 | $209,564 | $930,147 | $720,583 |
| 22 | $209,564 | $17,523 | $13,610 | $192,041 | $958,052 | $766,010 |
| 23 | $192,041 | $18,743 | $12,390 | $173,299 | $986,793 | $813,494 |
| 24 | $173,299 | $20,048 | $11,085 | $153,251 | $1,016,397 | $863,146 |
| 25 | $153,251 | $21,444 | $9,689 | $131,808 | $1,046,889 | $915,081 |
| 26 | $131,808 | $22,937 | $8,196 | $108,871 | $1,078,296 | $969,425 |
| 27 | $108,871 | $24,534 | $6,599 | $84,337 | $1,110,645 | $1,026,307 |
| 28 | $84,337 | $26,242 | $4,891 | $58,095 | $1,143,964 | $1,085,869 |
| 29 | $58,095 | $28,069 | $3,064 | $30,026 | $1,178,283 | $1,148,257 |
| 30 | $30,026 | $30,026 | $1,109 | $0 | $1,213,631 | $1,213,631 |