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$207$1,351$239,793
September '24$208$1,349$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$238,743
February '25$214$1,344$238,530
March '25$215$1,342$238,315
April '25$216$1,341$238,099
May '25$217$1,340$237,882
June '25$218$1,339$237,663
July '25$220$1,337$237,444
August '25$221$1,336$237,223
September '25$222$1,335$237,001
October '25$223$1,334$236,777
November '25$225$1,332$236,553
December '25$226$1,331$236,327
January '26$227$1,330$236,099
February '26$228$1,329$235,871
March '26$230$1,327$235,641
April '26$231$1,326$235,410
May '26$232$1,325$235,178
June '26$234$1,323$234,944
July '26$235$1,322$234,709
August '26$236$1,321$234,473
September '26$238$1,319$234,235
October '26$239$1,318$233,996
November '26$240$1,317$233,756
December '26$242$1,315$233,514
January '27$243$1,314$233,271
February '27$244$1,313$233,027
March '27$246$1,311$232,781
April '27$247$1,310$232,534
May '27$249$1,309$232,286
June '27$250$1,307$232,036
July '27$251$1,306$231,784
August '27$253$1,304$231,532
September '27$254$1,303$231,277
October '27$256$1,302$231,022
November '27$257$1,300$230,765
December '27$258$1,299$230,506
January '28$260$1,297$230,246
February '28$261$1,296$229,985
March '28$263$1,294$229,722
April '28$264$1,293$229,458
May '28$266$1,291$229,192
June '28$267$1,290$228,925
July '28$269$1,288$228,656
August '28$270$1,287$228,385
September '28$272$1,285$228,114
October '28$273$1,284$227,840
November '28$275$1,282$227,565
December '28$276$1,281$227,289
January '29$278$1,279$227,011
February '29$280$1,278$226,731
March '29$281$1,276$226,450
April '29$283$1,274$226,167
May '29$284$1,273$225,883
June '29$286$1,271$225,597
July '29$288$1,270$225,309
August '29$289$1,268$225,020
September '29$291$1,266$224,729
October '29$292$1,265$224,437
November '29$294$1,263$224,143
December '29$296$1,261$223,847
January '30$297$1,260$223,549
February '30$299$1,258$223,250
March '30$301$1,256$222,950
April '30$302$1,255$222,647
May '30$304$1,253$222,343
June '30$306$1,251$222,037
July '30$308$1,250$221,730
August '30$309$1,248$221,420
September '30$311$1,246$221,109
October '30$313$1,244$220,796
November '30$315$1,243$220,482
December '30$316$1,241$220,165
January '31$318$1,239$219,847
February '31$320$1,237$219,527
March '31$322$1,235$219,206
April '31$324$1,234$218,882
May '31$325$1,232$218,557
June '31$327$1,230$218,229
July '31$329$1,228$217,900
August '31$331$1,226$217,570
September '31$333$1,224$217,237
October '31$335$1,223$216,902
November '31$336$1,221$216,566
December '31$338$1,219$216,227
January '32$340$1,217$215,887
February '32$342$1,215$215,545
March '32$344$1,213$215,201
April '32$346$1,211$214,855
May '32$348$1,209$214,507
June '32$350$1,207$214,157
July '32$352$1,205$213,805
August '32$354$1,203$213,451
September '32$356$1,201$213,095
October '32$358$1,199$212,737
November '32$360$1,197$212,377
December '32$362$1,195$212,015
January '33$364$1,193$211,651
February '33$366$1,191$211,285
March '33$368$1,189$210,917
April '33$370$1,187$210,547
May '33$372$1,185$210,174
June '33$374$1,183$209,800
July '33$376$1,181$209,424
August '33$379$1,179$209,045
September '33$381$1,176$208,664
October '33$383$1,174$208,281
November '33$385$1,172$207,896
December '33$387$1,170$207,509
January '34$389$1,168$207,120
February '34$392$1,166$206,728
March '34$394$1,163$206,335
April '34$396$1,161$205,939
May '34$398$1,159$205,540
June '34$400$1,157$205,140
July '34$403$1,154$204,737
August '34$405$1,152$204,332
September '34$407$1,150$203,925
October '34$410$1,148$203,516
November '34$412$1,145$203,104
December '34$414$1,143$202,690
January '35$416$1,141$202,273
February '35$419$1,138$201,854
March '35$421$1,136$201,433
April '35$424$1,134$201,010
May '35$426$1,131$200,584
June '35$428$1,129$200,155
July '35$431$1,126$199,725
August '35$433$1,124$199,291
September '35$436$1,122$198,856
October '35$438$1,119$198,418
November '35$441$1,117$197,977
December '35$443$1,114$197,534
January '36$445$1,112$197,089
February '36$448$1,109$196,641
March '36$451$1,107$196,190
April '36$453$1,104$195,737
May '36$456$1,102$195,282
June '36$458$1,099$194,823
July '36$461$1,096$194,363
August '36$463$1,094$193,899
September '36$466$1,091$193,433
October '36$469$1,089$192,965
November '36$471$1,086$192,494
December '36$474$1,083$192,020
January '37$477$1,081$191,543
February '37$479$1,078$191,064
March '37$482$1,075$190,582
April '37$485$1,073$190,098
May '37$487$1,070$189,610
June '37$490$1,067$189,120
July '37$493$1,064$188,627
August '37$496$1,061$188,132
September '37$498$1,059$187,633
October '37$501$1,056$187,132
November '37$504$1,053$186,628
December '37$507$1,050$186,121
January '38$510$1,047$185,611
February '38$513$1,045$185,099
March '38$515$1,042$184,583
April '38$518$1,039$184,065
May '38$521$1,036$183,544
June '38$524$1,033$183,019
July '38$527$1,030$182,492
August '38$530$1,027$181,962
September '38$533$1,024$181,429
October '38$536$1,021$180,893
November '38$539$1,018$180,354
December '38$542$1,015$179,812
January '39$545$1,012$179,266
February '39$548$1,009$178,718
March '39$551$1,006$178,167
April '39$554$1,003$177,612
May '39$558$1,000$177,055
June '39$561$996$176,494
July '39$564$993$175,930
August '39$567$990$175,363
September '39$570$987$174,793
October '39$573$984$174,219
November '39$577$980$173,643
December '39$580$977$173,063
January '40$583$974$172,479
February '40$586$971$171,893
March '40$590$967$171,303
April '40$593$964$170,710
May '40$596$961$170,114
June '40$600$957$169,514
July '40$603$954$168,911
August '40$607$951$168,304
September '40$610$947$167,694
October '40$613$944$167,081
November '40$617$940$166,464
December '40$620$937$165,843
January '41$624$933$165,220
February '41$627$930$164,592
March '41$631$926$163,961
April '41$634$923$163,327
May '41$638$919$162,689
June '41$642$916$162,047
July '41$645$912$161,402
August '41$649$908$160,753
September '41$652$905$160,101
October '41$656$901$159,445
November '41$660$897$158,785
December '41$664$894$158,121
January '42$667$890$157,454
February '42$671$886$156,783
March '42$675$882$156,108
April '42$679$878$155,430
May '42$682$875$154,747
June '42$686$871$154,061
July '42$690$867$153,371
August '42$694$863$152,677
September '42$698$859$151,979
October '42$702$855$151,277
November '42$706$851$150,571
December '42$710$847$149,861
January '43$714$843$149,148
February '43$718$839$148,430
March '43$722$835$147,708
April '43$726$831$146,982
May '43$730$827$146,252
June '43$734$823$145,518
July '43$738$819$144,780
August '43$742$815$144,037
September '43$747$811$143,291
October '43$751$806$142,540
November '43$755$802$141,785
December '43$759$798$141,026
January '44$763$794$140,263
February '44$768$789$139,495
March '44$772$785$138,723
April '44$776$781$137,946
May '44$781$776$137,165
June '44$785$772$136,380
July '44$790$767$135,590
August '44$794$763$134,796
September '44$799$759$133,998
October '44$803$754$133,195
November '44$808$750$132,387
December '44$812$745$131,575
January '45$817$740$130,758
February '45$821$736$129,937
March '45$826$731$129,111
April '45$831$727$128,281
May '45$835$722$127,446
June '45$840$717$126,606
July '45$845$712$125,761
August '45$849$708$124,912
September '45$854$703$124,057
October '45$859$698$123,198
November '45$864$693$122,335
December '45$869$688$121,466
January '46$874$684$120,592
February '46$878$679$119,714
March '46$883$674$118,830
April '46$888$669$117,942
May '46$893$664$117,049
June '46$898$659$116,150
July '46$903$654$115,247
August '46$909$649$114,338
September '46$914$643$113,425
October '46$919$638$112,506
November '46$924$633$111,582
December '46$929$628$110,653
January '47$934$623$109,718
February '47$940$617$108,778
March '47$945$612$107,834
April '47$950$607$106,883
May '47$956$601$105,928
June '47$961$596$104,967
July '47$966$591$104,000
August '47$972$585$103,028
September '47$977$580$102,051
October '47$983$574$101,068
November '47$988$569$100,080
December '47$994$563$99,086
January '48$1,000$558$98,086
February '48$1,005$552$97,081
March '48$1,011$546$96,070
April '48$1,016$541$95,054
May '48$1,022$535$94,032
June '48$1,028$529$93,004
July '48$1,034$523$91,970
August '48$1,040$518$90,931
September '48$1,045$512$89,885
October '48$1,051$506$88,834
November '48$1,057$500$87,777
December '48$1,063$494$86,714
January '49$1,069$488$85,644
February '49$1,075$482$84,569
March '49$1,081$476$83,488
April '49$1,087$470$82,401
May '49$1,093$464$81,307
June '49$1,100$458$80,208
July '49$1,106$451$79,102
August '49$1,112$445$77,990
September '49$1,118$439$76,872
October '49$1,125$433$75,747
November '49$1,131$426$74,617
December '49$1,137$420$73,479
January '50$1,144$414$72,336
February '50$1,150$407$71,186
March '50$1,157$401$70,029
April '50$1,163$394$68,866
May '50$1,170$388$67,697
June '50$1,176$381$66,520
July '50$1,183$374$65,338
August '50$1,189$368$64,148
September '50$1,196$361$62,952
October '50$1,203$354$61,749
November '50$1,210$347$60,540
December '50$1,216$341$59,323
January '51$1,223$334$58,100
February '51$1,230$327$56,870
March '51$1,237$320$55,633
April '51$1,244$313$54,389
May '51$1,251$306$53,138
June '51$1,258$299$51,879
July '51$1,265$292$50,614
August '51$1,272$285$49,342
September '51$1,279$278$48,063
October '51$1,287$270$46,776
November '51$1,294$263$45,482
December '51$1,301$256$44,181
January '52$1,308$249$42,872
February '52$1,316$241$41,557
March '52$1,323$234$40,233
April '52$1,331$226$38,903
May '52$1,338$219$37,564
June '52$1,346$211$36,219
July '52$1,353$204$34,865
August '52$1,361$196$33,505
September '52$1,369$189$32,136
October '52$1,376$181$30,760
November '52$1,384$173$29,376
December '52$1,392$165$27,984
January '53$1,400$157$26,584
February '53$1,408$150$25,177
March '53$1,415$142$23,761
April '53$1,423$134$22,338
May '53$1,431$126$20,906
June '53$1,439$118$19,467
July '53$1,448$110$18,019
August '53$1,456$101$16,564
September '53$1,464$93$15,100
October '53$1,472$85$13,628
November '53$1,480$77$12,147
December '53$1,489$68$10,659
January '54$1,497$60$9,161
February '54$1,506$52$7,656
March '54$1,514$43$6,142
April '54$1,523$35$4,619
May '54$1,531$26$3,088
June '54$1,540$17$1,548
July '54$1,548$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 Rate6.753%5.869%*6.753%*
Total interest paid$320,561$121,496$320,561
* 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.