Car loan calculator

$507.46/month principal and interest

$3,358 total interest

Principal $21,000 Interest $3,358. 14¢ of every dollar paid goes to interest.

$21,000 financed over 48 months at 7.47%.

Sales tax not included; choose a state to add it.

Amortization schedule

Amortization schedule for a $21,000 car loan at 7.47% over 48 months, months 1–12; each payment $507.46
Month	Principal	Interest	Balance
1	$376.74	$130.73	$20,623.26
2	$379.08	$128.38	$20,244.18
3	$381.44	$126.02	$19,862.74
4	$383.82	$123.65	$19,478.92
5	$386.21	$121.26	$19,092.71
6	$388.61	$118.85	$18,704.10
7	$391.03	$116.43	$18,313.07
8	$393.46	$114.00	$17,919.61
9	$395.91	$111.55	$17,523.69
10	$398.38	$109.08	$17,125.32
11	$400.86	$106.61	$16,724.46
12	$403.35	$104.11	$16,321.10

Totals for each loan year
Year	Principal	Interest	Balance at year end
1	$4,679	$1,411	$16,321
2	$5,041	$1,049	$11,280
3	$5,430	$659	$5,850
4	$5,850	$239	$0
Total	$21,000	$3,358	$0

Full schedule, all 48 payments

Amortization schedule for a $21,000 car loan at 7.47% over 48 months, every payment
Month	Principal	Interest	Balance
1	376.74	130.73	20,623.26
2	379.08	128.38	20,244.18
3	381.44	126.02	19,862.74
4	383.82	123.65	19,478.92
5	386.21	121.26	19,092.71
6	388.61	118.85	18,704.10
7	391.03	116.43	18,313.07
8	393.46	114.00	17,919.61
9	395.91	111.55	17,523.69
10	398.38	109.08	17,125.32
11	400.86	106.61	16,724.46
12	403.35	104.11	16,321.10
13	405.86	101.60	15,915.24
14	408.39	99.07	15,506.85
15	410.93	96.53	15,095.92
16	413.49	93.97	14,682.43
17	416.06	91.40	14,266.36
18	418.65	88.81	13,847.71
19	421.26	86.20	13,426.44
20	423.88	83.58	13,002.56
21	426.52	80.94	12,576.04
22	429.18	78.29	12,146.86
23	431.85	75.61	11,715.01
24	434.54	72.93	11,280.48
25	437.24	70.22	10,843.23
26	439.96	67.50	10,403.27
27	442.70	64.76	9,960.57
28	445.46	62.00	9,515.11
29	448.23	59.23	9,066.88
30	451.02	56.44	8,615.86
31	453.83	53.63	8,162.03
32	456.65	50.81	7,705.37
33	459.50	47.97	7,245.88
34	462.36	45.11	6,783.52
35	465.24	42.23	6,318.28
36	468.13	39.33	5,850.15
37	471.05	36.42	5,379.11
38	473.98	33.48	4,905.13
39	476.93	30.53	4,428.20
40	479.90	27.57	3,948.30
41	482.88	24.58	3,465.42
42	485.89	21.57	2,979.53
43	488.92	18.55	2,490.61
44	491.96	15.50	1,998.65
45	495.02	12.44	1,503.63
46	498.10	9.36	1,005.53
47	501.20	6.26	504.32
48	504.32	3.14	0.00

New-car loan, 48 months average: 7.47%. Federal Reserve G.19 Consumer Credit, terms of credit at commercial banks, series TERMCBAUTO48NS, as of May 1, 2026; retrieved September 26, 2026.
State vehicle sales tax and trade-in rules. State revenue departments and DMVs; state rate only, local taxes excluded.

Numbers on this page last changed September 26, 2026. How they are calculated: methodology.