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Boat Loan Calculator

Marine financing runs 10–20 years at rates higher than auto loans. Know the real cost before you fall in love with the boat.

Loan Inputs

Typical: $15k–$200k
Marine rates typically 5–9%
120–180 months (10–15 yrs) typical
Extra Payment (Optional)
Added on top of regular payment
Monthly Payment
$397.42
120 payments  •  10 yrs  •  6.5% APR
This loan costs you 36.3% of the purchase price in interest — $12,690 over 10 years.
Total Paid
$47,690
Total Interest
$12,690

Shop specialty marine lenders

Marine-specific lenders (Essex Credit, USAA, local credit unions with recreational lending programs) routinely beat dealership financing by 1–2%. A 1% rate difference on a $60,000 boat over 15 years saves over $5,000 in interest.

Term Comparison

Same $35,000 loan at 6.5% APR — current selection highlighted.
TermMonthly PaymentTotal InterestInterest % of Loan
48 mo (4 yrs) $830.02 $4,841 13.8%
60 mo (5 yrs) $684.82 $6,089 17.4%
72 mo (6 yrs) $588.35 $7,361 21.0%
84 mo (7 yrs) $519.73 $8,657 24.7%
120 mo (10 yrs) current $397.42 $12,690 36.3%
144 mo (12 yrs) $350.67 $15,497 44.3%

Down Payment Sensitivity

Effect of borrowing less by putting more down.
Extra DownLoan AmountMonthly PaymentMonthly SavingsInterest Saved
Baseline current $35,000 $397.42 ——
+$1,750 (5% more) $33,250 $377.55 -$19.87/mo $635
+$3,500 (10% more) $31,500 $357.68 -$39.74/mo $1,269
+$5,250 (15% more) $29,750 $337.81 -$59.61/mo $1,904
+$7,000 (20% more) $28,000 $317.93 -$79.48/mo $2,538

Amortization Schedule

120 payments  •  Final payoff Jun 2036
Mo.BalancePaymentInterestPrincipal
1$35,000$397.42$189.58$207.83
2$34,792$397.42$188.46$208.96
3$34,583$397.42$187.33$210.09
4$34,373$397.42$186.19$211.23
5$34,162$397.42$185.04$212.37
6$33,950$397.42$183.89$213.52
7$33,736$397.42$182.74$214.68
8$33,521$397.42$181.57$215.84
9$33,305$397.42$180.40$217.01
10$33,088$397.42$179.23$218.19
11$32,870$397.42$178.05$219.37
12$32,651$397.42$176.86$220.56
13$32,430$397.42$175.66$221.75
14$32,209$397.42$174.46$222.95
15$31,986$397.42$173.26$224.16
16$31,761$397.42$172.04$225.38
17$31,536$397.42$170.82$226.60
18$31,309$397.42$169.59$227.82
19$31,082$397.42$168.36$229.06
20$30,853$397.42$167.12$230.30
21$30,622$397.42$165.87$231.55
22$30,391$397.42$164.62$232.80
23$30,158$397.42$163.36$234.06
24$29,924$397.42$162.09$235.33
25$29,689$397.42$160.81$236.60
26$29,452$397.42$159.53$237.89
27$29,214$397.42$158.24$239.18
28$28,975$397.42$156.95$240.47
29$28,734$397.42$155.64$241.77
30$28,493$397.42$154.34$243.08
31$28,250$397.42$153.02$244.40
32$28,005$397.42$151.69$245.72
33$27,759$397.42$150.36$247.05
34$27,512$397.42$149.03$248.39
35$27,264$397.42$147.68$249.74
36$27,014$397.42$146.33$251.09
37$26,763$397.42$144.97$252.45
38$26,511$397.42$143.60$253.82
39$26,257$397.42$142.22$255.19
40$26,002$397.42$140.84$256.58
41$25,745$397.42$139.45$257.97
42$25,487$397.42$138.06$259.36
43$25,228$397.42$136.65$260.77
44$24,967$397.42$135.24$262.18
45$24,705$397.42$133.82$263.60
46$24,441$397.42$132.39$265.03
47$24,176$397.42$130.95$266.46
48$23,910$397.42$129.51$267.91
49$23,642$397.42$128.06$269.36
50$23,372$397.42$126.60$270.82
51$23,102$397.42$125.13$272.28
52$22,829$397.42$123.66$273.76
53$22,556$397.42$122.18$275.24
54$22,280$397.42$120.69$276.73
55$22,004$397.42$119.19$278.23
56$21,725$397.42$117.68$279.74
57$21,446$397.42$116.16$281.25
58$21,164$397.42$114.64$282.78
59$20,882$397.42$113.11$284.31
60$20,597$397.42$111.57$285.85
61$20,312$397.42$110.02$287.40
62$20,024$397.42$108.46$288.95
63$19,735$397.42$106.90$290.52
64$19,445$397.42$105.33$292.09
65$19,153$397.42$103.74$293.67
66$18,859$397.42$102.15$295.27
67$18,564$397.42$100.55$296.87
68$18,267$397.42$98.94$298.47
69$17,968$397.42$97.33$300.09
70$17,668$397.42$95.70$301.72
71$17,366$397.42$94.07$303.35
72$17,063$397.42$92.43$304.99
73$16,758$397.42$90.77$306.64
74$16,451$397.42$89.11$308.31
75$16,143$397.42$87.44$309.98
76$15,833$397.42$85.76$311.65
77$15,522$397.42$84.07$313.34
78$15,208$397.42$82.38$315.04
79$14,893$397.42$80.67$316.75
80$14,576$397.42$78.96$318.46
81$14,258$397.42$77.23$320.19
82$13,938$397.42$75.50$321.92
83$13,616$397.42$73.75$323.67
84$13,292$397.42$72.00$325.42
85$12,967$397.42$70.24$327.18
86$12,640$397.42$68.46$328.95
87$12,311$397.42$66.68$330.74
88$11,980$397.42$64.89$332.53
89$11,647$397.42$63.09$334.33
90$11,313$397.42$61.28$336.14
91$10,977$397.42$59.46$337.96
92$10,639$397.42$57.63$339.79
93$10,299$397.42$55.79$341.63
94$9,958$397.42$53.94$343.48
95$9,614$397.42$52.08$345.34
96$9,269$397.42$50.21$347.21
97$8,921$397.42$48.32$349.09
98$8,572$397.42$46.43$350.98
99$8,221$397.42$44.53$352.89
100$7,869$397.42$42.62$354.80
101$7,514$397.42$40.70$356.72
102$7,157$397.42$38.77$358.65
103$6,798$397.42$36.82$360.59
104$6,438$397.42$34.87$362.55
105$6,075$397.42$32.91$364.51
106$5,711$397.42$30.93$366.49
107$5,344$397.42$28.95$368.47
108$4,976$397.42$26.95$370.47
109$4,605$397.42$24.95$372.47
110$4,233$397.42$22.93$374.49
111$3,858$397.42$20.90$376.52
112$3,482$397.42$18.86$378.56
113$3,103$397.42$16.81$380.61
114$2,723$397.42$14.75$382.67
115$2,340$397.42$12.67$384.74
116$1,955$397.42$10.59$386.83
117$1,568$397.42$8.50$388.92
118$1,179$397.42$6.39$391.03
119$788$397.42$4.27$393.15
120$395$397.42$2.14$395.28

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