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

$1,557

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
July '24$0$0$240,000
August '24$206$1,351$239,794
September '24$208$1,350$239,586
October '24$209$1,348$239,377
November '24$210$1,347$239,167
December '24$211$1,346$238,956
January '25$212$1,345$238,744
February '25$214$1,344$238,530
March '25$215$1,343$238,315
April '25$216$1,341$238,099
May '25$217$1,340$237,882
June '25$218$1,339$237,664
July '25$220$1,338$237,444
August '25$221$1,336$237,223
September '25$222$1,335$237,001
October '25$223$1,334$236,778
November '25$225$1,333$236,553
December '25$226$1,331$236,327
January '26$227$1,330$236,100
February '26$228$1,329$235,872
March '26$230$1,328$235,642
April '26$231$1,326$235,411
May '26$232$1,325$235,179
June '26$234$1,324$234,945
July '26$235$1,322$234,710
August '26$236$1,321$234,474
September '26$238$1,320$234,236
October '26$239$1,318$233,998
November '26$240$1,317$233,757
December '26$242$1,316$233,516
January '27$243$1,314$233,273
February '27$244$1,313$233,028
March '27$246$1,312$232,783
April '27$247$1,310$232,536
May '27$248$1,309$232,287
June '27$250$1,307$232,037
July '27$251$1,306$231,786
August '27$253$1,305$231,533
September '27$254$1,303$231,279
October '27$256$1,302$231,023
November '27$257$1,300$230,766
December '27$258$1,299$230,508
January '28$260$1,297$230,248
February '28$261$1,296$229,987
March '28$263$1,294$229,724
April '28$264$1,293$229,460
May '28$266$1,291$229,194
June '28$267$1,290$228,927
July '28$269$1,288$228,658
August '28$270$1,287$228,387
September '28$272$1,285$228,116
October '28$273$1,284$227,842
November '28$275$1,282$227,567
December '28$276$1,281$227,291
January '29$278$1,279$227,013
February '29$280$1,278$226,733
March '29$281$1,276$226,452
April '29$283$1,275$226,169
May '29$284$1,273$225,885
June '29$286$1,271$225,599
July '29$288$1,270$225,312
August '29$289$1,268$225,023
September '29$291$1,267$224,732
October '29$292$1,265$224,439
November '29$294$1,263$224,145
December '29$296$1,262$223,850
January '30$297$1,260$223,552
February '30$299$1,258$223,253
March '30$301$1,257$222,952
April '30$302$1,255$222,650
May '30$304$1,253$222,346
June '30$306$1,251$222,040
July '30$308$1,250$221,733
August '30$309$1,248$221,423
September '30$311$1,246$221,112
October '30$313$1,244$220,799
November '30$315$1,243$220,485
December '30$316$1,241$220,169
January '31$318$1,239$219,850
February '31$320$1,237$219,531
March '31$322$1,236$219,209
April '31$323$1,234$218,885
May '31$325$1,232$218,560
June '31$327$1,230$218,233
July '31$329$1,228$217,904
August '31$331$1,226$217,573
September '31$333$1,225$217,240
October '31$335$1,223$216,906
November '31$336$1,221$216,569
December '31$338$1,219$216,231
January '32$340$1,217$215,891
February '32$342$1,215$215,549
March '32$344$1,213$215,205
April '32$346$1,211$214,859
May '32$348$1,209$214,511
June '32$350$1,207$214,161
July '32$352$1,205$213,809
August '32$354$1,203$213,455
September '32$356$1,201$213,099
October '32$358$1,199$212,741
November '32$360$1,197$212,381
December '32$362$1,195$212,019
January '33$364$1,193$211,655
February '33$366$1,191$211,289
March '33$368$1,189$210,921
April '33$370$1,187$210,551
May '33$372$1,185$210,179
June '33$374$1,183$209,805
July '33$376$1,181$209,428
August '33$379$1,179$209,050
September '33$381$1,177$208,669
October '33$383$1,174$208,286
November '33$385$1,172$207,901
December '33$387$1,170$207,514
January '34$389$1,168$207,125
February '34$392$1,166$206,733
March '34$394$1,164$206,339
April '34$396$1,161$205,943
May '34$398$1,159$205,545
June '34$400$1,157$205,145
July '34$403$1,155$204,742
August '34$405$1,152$204,337
September '34$407$1,150$203,930
October '34$409$1,148$203,521
November '34$412$1,145$203,109
December '34$414$1,143$202,695
January '35$416$1,141$202,278
February '35$419$1,138$201,860
March '35$421$1,136$201,438
April '35$424$1,134$201,015
May '35$426$1,131$200,589
June '35$428$1,129$200,161
July '35$431$1,127$199,730
August '35$433$1,124$199,297
September '35$436$1,122$198,861
October '35$438$1,119$198,423
November '35$440$1,117$197,983
December '35$443$1,114$197,540
January '36$445$1,112$197,094
February '36$448$1,109$196,646
March '36$450$1,107$196,196
April '36$453$1,104$195,743
May '36$456$1,102$195,287
June '36$458$1,099$194,829
July '36$461$1,097$194,369
August '36$463$1,094$193,905
September '36$466$1,091$193,439
October '36$469$1,089$192,971
November '36$471$1,086$192,500
December '36$474$1,083$192,026
January '37$476$1,081$191,549
February '37$479$1,078$191,070
March '37$482$1,075$190,588
April '37$485$1,073$190,104
May '37$487$1,070$189,616
June '37$490$1,067$189,126
July '37$493$1,064$188,634
August '37$496$1,062$188,138
September '37$498$1,059$187,640
October '37$501$1,056$187,138
November '37$504$1,053$186,634
December '37$507$1,050$186,128
January '38$510$1,048$185,618
February '38$513$1,045$185,105
March '38$515$1,042$184,590
April '38$518$1,039$184,072
May '38$521$1,036$183,550
June '38$524$1,033$183,026
July '38$527$1,030$182,499
August '38$530$1,027$181,969
September '38$533$1,024$181,436
October '38$536$1,021$180,900
November '38$539$1,018$180,361
December '38$542$1,015$179,818
January '39$545$1,012$179,273
February '39$548$1,009$178,725
March '39$551$1,006$178,174
April '39$554$1,003$177,619
May '39$558$1,000$177,062
June '39$561$997$176,501
July '39$564$993$175,937
August '39$567$990$175,370
September '39$570$987$174,800
October '39$573$984$174,226
November '39$577$981$173,650
December '39$580$977$173,070
January '40$583$974$172,487
February '40$586$971$171,900
March '40$590$968$171,310
April '40$593$964$170,717
May '40$596$961$170,121
June '40$600$957$169,521
July '40$603$954$168,918
August '40$607$951$168,311
September '40$610$947$167,701
October '40$613$944$167,088
November '40$617$940$166,471
December '40$620$937$165,851
January '41$624$933$165,227
February '41$627$930$164,600
March '41$631$926$163,969
April '41$634$923$163,334
May '41$638$919$162,696
June '41$642$916$162,055
July '41$645$912$161,410
August '41$649$908$160,761
September '41$652$905$160,108
October '41$656$901$159,452
November '41$660$897$158,793
December '41$664$894$158,129
January '42$667$890$157,462
February '42$671$886$156,791
March '42$675$882$156,116
April '42$679$879$155,437
May '42$682$875$154,755
June '42$686$871$154,069
July '42$690$867$153,378
August '42$694$863$152,684
September '42$698$859$151,987
October '42$702$855$151,285
November '42$706$851$150,579
December '42$710$848$149,869
January '43$714$844$149,155
February '43$718$839$148,438
March '43$722$835$147,716
April '43$726$831$146,990
May '43$730$827$146,260
June '43$734$823$145,526
July '43$738$819$144,788
August '43$742$815$144,045
September '43$747$811$143,299
October '43$751$807$142,548
November '43$755$802$141,793
December '43$759$798$141,034
January '44$763$794$140,270
February '44$768$789$139,503
March '44$772$785$138,730
April '44$776$781$137,954
May '44$781$776$137,173
June '44$785$772$136,388
July '44$790$768$135,598
August '44$794$763$134,804
September '44$799$759$134,006
October '44$803$754$133,203
November '44$808$750$132,395
December '44$812$745$131,583
January '45$817$741$130,766
February '45$821$736$129,945
March '45$826$731$129,119
April '45$831$727$128,289
May '45$835$722$127,453
June '45$840$717$126,613
July '45$845$713$125,769
August '45$849$708$124,919
September '45$854$703$124,065
October '45$859$698$123,206
November '45$864$693$122,342
December '45$869$689$121,474
January '46$874$684$120,600
February '46$878$679$119,722
March '46$883$674$118,838
April '46$888$669$117,950
May '46$893$664$117,056
June '46$898$659$116,158
July '46$903$654$115,254
August '46$909$649$114,346
September '46$914$644$113,432
October '46$919$638$112,513
November '46$924$633$111,589
December '46$929$628$110,660
January '47$934$623$109,726
February '47$940$618$108,786
March '47$945$612$107,841
April '47$950$607$106,891
May '47$956$602$105,935
June '47$961$596$104,974
July '47$966$591$104,007
August '47$972$585$103,036
September '47$977$580$102,058
October '47$983$574$101,075
November '47$988$569$100,087
December '47$994$563$99,093
January '48$1,000$558$98,093
February '48$1,005$552$97,088
March '48$1,011$546$96,077
April '48$1,017$541$95,061
May '48$1,022$535$94,039
June '48$1,028$529$93,011
July '48$1,034$523$91,977
August '48$1,040$518$90,937
September '48$1,045$512$89,892
October '48$1,051$506$88,841
November '48$1,057$500$87,783
December '48$1,063$494$86,720
January '49$1,069$488$85,651
February '49$1,075$482$84,576
March '49$1,081$476$83,494
April '49$1,087$470$82,407
May '49$1,093$464$81,314
June '49$1,100$458$80,214
July '49$1,106$451$79,108
August '49$1,112$445$77,996
September '49$1,118$439$76,878
October '49$1,125$433$75,753
November '49$1,131$426$74,622
December '49$1,137$420$73,485
January '50$1,144$414$72,342
February '50$1,150$407$71,191
March '50$1,157$401$70,035
April '50$1,163$394$68,872
May '50$1,170$388$67,702
June '50$1,176$381$66,526
July '50$1,183$374$65,343
August '50$1,190$368$64,154
September '50$1,196$361$62,957
October '50$1,203$354$61,754
November '50$1,210$348$60,545
December '50$1,217$341$59,328
January '51$1,223$334$58,105
February '51$1,230$327$56,875
March '51$1,237$320$55,637
April '51$1,244$313$54,393
May '51$1,251$306$53,142
June '51$1,258$299$51,884
July '51$1,265$292$50,619
August '51$1,272$285$49,346
September '51$1,280$278$48,067
October '51$1,287$271$46,780
November '51$1,294$263$45,486
December '51$1,301$256$44,185
January '52$1,309$249$42,876
February '52$1,316$241$41,560
March '52$1,323$234$40,237
April '52$1,331$226$38,906
May '52$1,338$219$37,568
June '52$1,346$211$36,222
July '52$1,353$204$34,869
August '52$1,361$196$33,508
September '52$1,369$189$32,139
October '52$1,376$181$30,763
November '52$1,384$173$29,378
December '52$1,392$165$27,987
January '53$1,400$158$26,587
February '53$1,408$150$25,179
March '53$1,416$142$23,764
April '53$1,424$134$22,340
May '53$1,432$126$20,908
June '53$1,440$118$19,469
July '53$1,448$110$18,021
August '53$1,456$101$16,565
September '53$1,464$93$15,101
October '53$1,472$85$13,629
November '53$1,481$77$12,148
December '53$1,489$68$10,660
January '54$1,497$60$9,162
February '54$1,506$52$7,657
March '54$1,514$43$6,142
April '54$1,523$35$4,620
May '54$1,531$26$3,088
June '54$1,540$17$1,549
July '54$1,549$9$0
Compare loan types
Total principal: $240,000
Loan Term
30-year fixed
Your Input
15-year fixed30-year fixed
Total Monthly Payment$1,993$2,444$1,993
Mortgage Rate6.754%5.869%*6.754%*
Total interest paid$320,619$121,496$320,619
* 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.