Mortgage amortization calculator

Your amortization schedule will show you how much of your monthly mortgage payments you spend toward principal and interest.
Monthly principal & interest

$1,644

30-year fixed loan term

See how your payments change over time for your 30-year fixed loan term
At year 0
30 year fixed loan term

Remaining
$240,000
Principal Paid
$0
Interest Paid
$0
Year 0
drag me

1

30

Years

Amortization schedule
See how your payments change over time for your 30-year fixed loan term
At year 0
30 year fixed loan term

Remaining
$240,000
Principal Paid
$0
Interest Paid
$0
Year 0
drag me

1

30

Years

Breakdown
Payment datePrincipalInterestBalance
April '24$0$0$240,000
May '24$186$1,458$239,814
June '24$187$1,457$239,628
July '24$188$1,456$239,440
August '24$189$1,455$239,251
September '24$190$1,454$239,060
October '24$191$1,453$238,869
November '24$193$1,452$238,676
December '24$194$1,450$238,483
January '25$195$1,449$238,288
February '25$196$1,448$238,092
March '25$197$1,447$237,894
April '25$198$1,446$237,696
May '25$200$1,444$237,496
June '25$201$1,443$237,295
July '25$202$1,442$237,093
August '25$203$1,441$236,890
September '25$205$1,440$236,685
October '25$206$1,438$236,480
November '25$207$1,437$236,273
December '25$208$1,436$236,064
January '26$210$1,434$235,855
February '26$211$1,433$235,644
March '26$212$1,432$235,432
April '26$213$1,431$235,218
May '26$215$1,429$235,004
June '26$216$1,428$234,788
July '26$217$1,427$234,570
August '26$219$1,425$234,352
September '26$220$1,424$234,132
October '26$221$1,423$233,910
November '26$223$1,421$233,688
December '26$224$1,420$233,464
January '27$225$1,419$233,238
February '27$227$1,417$233,011
March '27$228$1,416$232,783
April '27$230$1,415$232,554
May '27$231$1,413$232,323
June '27$232$1,412$232,091
July '27$234$1,410$231,857
August '27$235$1,409$231,622
September '27$237$1,407$231,385
October '27$238$1,406$231,147
November '27$239$1,405$230,908
December '27$241$1,403$230,667
January '28$242$1,402$230,424
February '28$244$1,400$230,180
March '28$245$1,399$229,935
April '28$247$1,397$229,688
May '28$248$1,396$229,440
June '28$250$1,394$229,190
July '28$251$1,393$228,939
August '28$253$1,391$228,686
September '28$254$1,390$228,431
October '28$256$1,388$228,175
November '28$258$1,387$227,918
December '28$259$1,385$227,659
January '29$261$1,383$227,398
February '29$262$1,382$227,136
March '29$264$1,380$226,872
April '29$265$1,379$226,607
May '29$267$1,377$226,340
June '29$269$1,375$226,071
July '29$270$1,374$225,801
August '29$272$1,372$225,529
September '29$274$1,370$225,255
October '29$275$1,369$224,980
November '29$277$1,367$224,703
December '29$279$1,365$224,424
January '30$280$1,364$224,144
February '30$282$1,362$223,862
March '30$284$1,360$223,578
April '30$285$1,359$223,293
May '30$287$1,357$223,006
June '30$289$1,355$222,717
July '30$291$1,353$222,426
August '30$292$1,352$222,134
September '30$294$1,350$221,839
October '30$296$1,348$221,543
November '30$298$1,346$221,245
December '30$300$1,344$220,946
January '31$301$1,343$220,644
February '31$303$1,341$220,341
March '31$305$1,339$220,036
April '31$307$1,337$219,729
May '31$309$1,335$219,420
June '31$311$1,333$219,109
July '31$313$1,331$218,797
August '31$315$1,330$218,482
September '31$316$1,328$218,166
October '31$318$1,326$217,848
November '31$320$1,324$217,527
December '31$322$1,322$217,205
January '32$324$1,320$216,881
February '32$326$1,318$216,555
March '32$328$1,316$216,227
April '32$330$1,314$215,896
May '32$332$1,312$215,564
June '32$334$1,310$215,230
July '32$336$1,308$214,894
August '32$338$1,306$214,556
September '32$340$1,304$214,215
October '32$342$1,302$213,873
November '32$344$1,300$213,529
December '32$347$1,298$213,182
January '33$349$1,295$212,833
February '33$351$1,293$212,483
March '33$353$1,291$212,130
April '33$355$1,289$211,775
May '33$357$1,287$211,418
June '33$359$1,285$211,058
July '33$362$1,283$210,697
August '33$364$1,280$210,333
September '33$366$1,278$209,967
October '33$368$1,276$209,599
November '33$370$1,274$209,229
December '33$373$1,271$208,856
January '34$375$1,269$208,481
February '34$377$1,267$208,104
March '34$379$1,265$207,724
April '34$382$1,262$207,342
May '34$384$1,260$206,958
June '34$386$1,258$206,572
July '34$389$1,255$206,183
August '34$391$1,253$205,792
September '34$394$1,251$205,398
October '34$396$1,248$205,002
November '34$398$1,246$204,604
December '34$401$1,243$204,203
January '35$403$1,241$203,800
February '35$406$1,238$203,395
March '35$408$1,236$202,986
April '35$411$1,233$202,576
May '35$413$1,231$202,163
June '35$416$1,228$201,747
July '35$418$1,226$201,329
August '35$421$1,223$200,908
September '35$423$1,221$200,485
October '35$426$1,218$200,059
November '35$428$1,216$199,631
December '35$431$1,213$199,200
January '36$434$1,210$198,767
February '36$436$1,208$198,330
March '36$439$1,205$197,891
April '36$442$1,203$197,450
May '36$444$1,200$197,006
June '36$447$1,197$196,559
July '36$450$1,194$196,109
August '36$452$1,192$195,657
September '36$455$1,189$195,202
October '36$458$1,186$194,744
November '36$461$1,183$194,283
December '36$463$1,181$193,820
January '37$466$1,178$193,353
February '37$469$1,175$192,884
March '37$472$1,172$192,412
April '37$475$1,169$191,937
May '37$478$1,166$191,460
June '37$481$1,163$190,979
July '37$484$1,161$190,495
August '37$486$1,158$190,009
September '37$489$1,155$189,519
October '37$492$1,152$189,027
November '37$495$1,149$188,532
December '37$498$1,146$188,033
January '38$501$1,143$187,532
February '38$504$1,140$187,027
March '38$508$1,137$186,520
April '38$511$1,133$186,009
May '38$514$1,130$185,495
June '38$517$1,127$184,978
July '38$520$1,124$184,458
August '38$523$1,121$183,935
September '38$526$1,118$183,409
October '38$530$1,115$182,879
November '38$533$1,111$182,347
December '38$536$1,108$181,811
January '39$539$1,105$181,271
February '39$543$1,102$180,729
March '39$546$1,098$180,183
April '39$549$1,095$179,634
May '39$552$1,092$179,081
June '39$556$1,088$178,525
July '39$559$1,085$177,966
August '39$563$1,081$177,404
September '39$566$1,078$176,838
October '39$569$1,075$176,268
November '39$573$1,071$175,695
December '39$576$1,068$175,119
January '40$580$1,064$174,539
February '40$583$1,061$173,955
March '40$587$1,057$173,368
April '40$591$1,054$172,778
May '40$594$1,050$172,184
June '40$598$1,046$171,586
July '40$601$1,043$170,984
August '40$605$1,039$170,379
September '40$609$1,035$169,771
October '40$612$1,032$169,158
November '40$616$1,028$168,542
December '40$620$1,024$167,922
January '41$624$1,020$167,299
February '41$627$1,017$166,671
March '41$631$1,013$166,040
April '41$635$1,009$165,405
May '41$639$1,005$164,766
June '41$643$1,001$164,123
July '41$647$997$163,476
August '41$651$993$162,825
September '41$655$989$162,171
October '41$659$985$161,512
November '41$663$981$160,850
December '41$667$977$160,183
January '42$671$973$159,512
February '42$675$969$158,838
March '42$679$965$158,159
April '42$683$961$157,476
May '42$687$957$156,789
June '42$691$953$156,097
July '42$696$949$155,402
August '42$700$944$154,702
September '42$704$940$153,998
October '42$708$936$153,290
November '42$713$931$152,577
December '42$717$927$151,860
January '43$721$923$151,139
February '43$726$918$150,413
March '43$730$914$149,683
April '43$734$910$148,949
May '43$739$905$148,210
June '43$743$901$147,466
July '43$748$896$146,718
August '43$753$892$145,966
September '43$757$887$145,209
October '43$762$882$144,447
November '43$766$878$143,681
December '43$771$873$142,910
January '44$776$868$142,134
February '44$780$864$141,354
March '44$785$859$140,569
April '44$790$854$139,779
May '44$795$849$138,984
June '44$800$845$138,185
July '44$804$840$137,380
August '44$809$835$136,571
September '44$814$830$135,757
October '44$819$825$134,938
November '44$824$820$134,114
December '44$829$815$133,285
January '45$834$810$132,451
February '45$839$805$131,611
March '45$844$800$130,767
April '45$849$795$129,918
May '45$855$789$129,063
June '45$860$784$128,203
July '45$865$779$127,338
August '45$870$774$126,468
September '45$876$769$125,592
October '45$881$763$124,711
November '45$886$758$123,825
December '45$892$752$122,934
January '46$897$747$122,037
February '46$902$742$121,134
March '46$908$736$120,226
April '46$913$731$119,313
May '46$919$725$118,394
June '46$925$719$117,469
July '46$930$714$116,539
August '46$936$708$115,603
September '46$942$702$114,661
October '46$947$697$113,714
November '46$953$691$112,761
December '46$959$685$111,802
January '47$965$679$110,837
February '47$971$674$109,867
March '47$976$668$108,890
April '47$982$662$107,908
May '47$988$656$106,920
June '47$994$650$105,925
July '47$1,000$644$104,925
August '47$1,006$638$103,918
September '47$1,013$631$102,906
October '47$1,019$625$101,887
November '47$1,025$619$100,862
December '47$1,031$613$99,831
January '48$1,037$607$98,793
February '48$1,044$600$97,750
March '48$1,050$594$96,700
April '48$1,056$588$95,643
May '48$1,063$581$94,580
June '48$1,069$575$93,511
July '48$1,076$568$92,435
August '48$1,082$562$91,353
September '48$1,089$555$90,264
October '48$1,096$549$89,168
November '48$1,102$542$88,066
December '48$1,109$535$86,957
January '49$1,116$528$85,842
February '49$1,122$522$84,719
March '49$1,129$515$83,590
April '49$1,136$508$82,454
May '49$1,143$501$81,311
June '49$1,150$494$80,161
July '49$1,157$487$79,004
August '49$1,164$480$77,840
September '49$1,171$473$76,669
October '49$1,178$466$75,491
November '49$1,185$459$74,305
December '49$1,193$452$73,113
January '50$1,200$444$71,913
February '50$1,207$437$70,706
March '50$1,214$430$69,491
April '50$1,222$422$68,270
May '50$1,229$415$67,040
June '50$1,237$407$65,804
July '50$1,244$400$64,560
August '50$1,252$392$63,308
September '50$1,259$385$62,048
October '50$1,267$377$60,781
November '50$1,275$369$59,507
December '50$1,282$362$58,224
January '51$1,290$354$56,934
February '51$1,298$346$55,636
March '51$1,306$338$54,330
April '51$1,314$330$53,016
May '51$1,322$322$51,694
June '51$1,330$314$50,364
July '51$1,338$306$49,026
August '51$1,346$298$47,680
September '51$1,354$290$46,326
October '51$1,363$282$44,963
November '51$1,371$273$43,592
December '51$1,379$265$42,213
January '52$1,388$257$40,825
February '52$1,396$248$39,429
March '52$1,404$240$38,025
April '52$1,413$231$36,612
May '52$1,422$222$35,190
June '52$1,430$214$33,760
July '52$1,439$205$32,321
August '52$1,448$196$30,874
September '52$1,456$188$29,417
October '52$1,465$179$27,952
November '52$1,474$170$26,478
December '52$1,483$161$24,994
January '53$1,492$152$23,502
February '53$1,501$143$22,001
March '53$1,510$134$20,491
April '53$1,520$125$18,971
May '53$1,529$115$17,442
June '53$1,538$106$15,904
July '53$1,547$97$14,357
August '53$1,557$87$12,800
September '53$1,566$78$11,234
October '53$1,576$68$9,658
November '53$1,585$59$8,073
December '53$1,595$49$6,478
January '54$1,605$39$4,873
February '54$1,614$30$3,258
March '54$1,624$20$1,634
April '54$1,634$10$0
Compare loan types
Total principal: $240,000
Loan Term
30-year fixed
Your Input
15-year fixed30-year fixed
Total Monthly Payment$2,080$2,526$2,080
Mortgage Rate7.292%6.5%*7.292%*
Total interest paid$351,864$136,318$351,864
* Data source: ©Zillow, Inc. 2006 - 2024. Use is subject to the Terms of Use

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What's behind the numbers in our mortgage amortization calculator


An amortization calculator enables you to take a snapshot of the interest and principal (the debt) paid in any month of the loan.

"Amortization" is a word for the way debt is repaid in a mortgage, where each monthly payment is the same (excluding taxes and insurance). In the beginning years, most of each payment goes toward interest and only a little goes to debt reduction. That ratio gradually changes, and it flips in the later years of the mortgage. This is amortization at work.

For example, if you get a $200,000 mortgage for 30 years with an interest rate of 4.25%, your monthly principal and interest payments will be $984:

  • With the first payment, $276 will go to principal (reducing the debt) and $708 will go to interest.

  • Fast-forward 10 years to the 120th payment and the payment is still $984, but $420 goes to principal and $564 goes to interest.

  • In the next-to-last payment, $977 goes to principal and $7 goes to interest.

What the mortgage amortization calculator does


Before you get a mortgage, you might want to know how much interest you will pay in total. If you already have a mortgage, you might want to know how much debt you've paid off and how much remains. Or you might want to compare different loan terms before refinancing. NerdWallet's mortgage amortization schedule calculator can help you do all of those things. It allows you to figure out:

  • How much a particular month's house payment goes toward principal and how much goes toward interest. This information is viewed on an "amortization schedule" — a table that breaks down each payment month by month.

  • How much interest you will pay over the life of the loan.

  • In any given month, how much you still owe.

  • How different terms, like a 30-year versus a 15-year, compare in monthly payments and interest paid over the life of the loan.

How to use our mortgage amortization calculator


To get the most out of the mortgage amortization calculator, you can personalize it with your own numbers. Fill in the data fields to the right of the graph.

The data fields contain the following inputs:

  • Location.

  • The value or price of the home.

  • The mortgage interest rate.

  • The down payment (or, in the case of a refinance, the value of the home's equity).

  • The loan's term, from one to 30 years.

The calculator has four tabs:

  • "Amortization schedule" has the graph. Move the vertical slider to see how much you still owe and how much principal and interest you have paid at the end of each 12-month period.

  • "Breakdown" shows, month by month, the remaining loan balance after that payment has been made. On computers and tablets, it also displays a mortgage amortization table detailing the principal and interest paid each month.

  • "Monthly payment" shows the estimated monthly payment, including principal and interest, property taxes and homeowners insurance.

  • "Compare loan types" gives a side-by-side view of the monthly payments and total interest paid for three loans. From left to right, they are the mortgage whose interest rate and term you specified, and a 15-year and 30-year loan at today's mortgage rates.

How to interpret your results


By playing around with the mortgage amortization calculator, you can:

  • See how much money you would save in the long run by getting a shorter- term loan, whether you're buying or refinancing.

  • See how much principal you have paid at the end of each year.

  • Take the first step toward calculating how much equity you have, and whether you can cancel private mortgage insurance. Use the slider to see approximately how much principal you have paid. Add that to your down payment. If that sum is more than 20% of the home's value when you got the loan, you might be able to cancel mortgage insurance.

Can I use the mortgage amortization calculator for an adjustable rate mortgage?


Probably not. The initial interest rate term would be represented well on an amortization schedule, but after the teaser interest rate term ends, it would be difficult to account for future interest rate adjustments.

Any amortization schedule on an ARM is really just an estimate and subject to substantial change.

Why does it take so long to pay down my principal?


The simple answer is: The lender gets paid first. In the early years of your mortgage, your monthly loan payment is heavily weighted to paying interest. Just a tiny reduction of the principal loan balance occurs with each payment at this stage. The rest of the payment often goes to insurance, taxes and other expenses wrapped into the monthly amount due.

As years pass, you’ll begin to see more of your payment going to principal — a greater amount is reducing the debt and less is being spent on interest.