Student loan calculator
$852.37/month principal and interest
$27,285 total interest
Principal $75,000 Interest $27,285. 27¢ of every dollar paid goes to interest.
$75,000 over 10 years at 6.52%.
Source: U.S. Department of Education, 2026-27 undergraduate rate (default). An average, not an offer.
| Plan | Payment | Total interest |
|---|---|---|
| Standard (10 years) | $852.37 | $27,285 |
| Tiered Standard (20 years) | $560.06 | $59,415 |
| Extended (15 years) | $654.16 | $42,748 |
| Extended (20 years) | $560.06 | $59,415 |
| Extended (25 years) | $507.34 | $77,203 |
Amortization schedule
First 12 months
| Month | Principal | Interest | Balance |
|---|---|---|---|
| 1 | $444.87 | $407.50 | $74,555.13 |
| 2 | $447.29 | $405.08 | $74,107.84 |
| 3 | $449.72 | $402.65 | $73,658.12 |
| 4 | $452.16 | $400.21 | $73,205.95 |
| 5 | $454.62 | $397.75 | $72,751.33 |
| 6 | $457.09 | $395.28 | $72,294.24 |
| 7 | $459.57 | $392.80 | $71,834.67 |
| 8 | $462.07 | $390.30 | $71,372.59 |
| 9 | $464.58 | $387.79 | $70,908.01 |
| 10 | $467.11 | $385.27 | $70,440.91 |
| 11 | $469.64 | $382.73 | $69,971.26 |
| 12 | $472.20 | $380.18 | $69,499.06 |
Year by year
| Year | Principal | Interest | Balance at year end |
|---|---|---|---|
| 1 | $5,501 | $4,728 | $69,499 |
| 2 | $5,871 | $4,358 | $63,629 |
| 3 | $6,265 | $3,964 | $57,364 |
| 4 | $6,686 | $3,543 | $50,678 |
| 5 | $7,135 | $3,093 | $43,543 |
| 6 | $7,614 | $2,614 | $35,928 |
| 7 | $8,126 | $2,103 | $27,803 |
| 8 | $8,672 | $1,557 | $19,131 |
| 9 | $9,254 | $974 | $9,876 |
| 10 | $9,876 | $352 | $0 |
| Total | $75,000 | $27,285 | $0 |
Full schedule, all 120 payments
| Month | Principal | Interest | Balance |
|---|---|---|---|
| 1 | 444.87 | 407.50 | 74,555.13 |
| 2 | 447.29 | 405.08 | 74,107.84 |
| 3 | 449.72 | 402.65 | 73,658.12 |
| 4 | 452.16 | 400.21 | 73,205.95 |
| 5 | 454.62 | 397.75 | 72,751.33 |
| 6 | 457.09 | 395.28 | 72,294.24 |
| 7 | 459.57 | 392.80 | 71,834.67 |
| 8 | 462.07 | 390.30 | 71,372.59 |
| 9 | 464.58 | 387.79 | 70,908.01 |
| 10 | 467.11 | 385.27 | 70,440.91 |
| 11 | 469.64 | 382.73 | 69,971.26 |
| 12 | 472.20 | 380.18 | 69,499.06 |
| 13 | 474.76 | 377.61 | 69,024.30 |
| 14 | 477.34 | 375.03 | 68,546.96 |
| 15 | 479.93 | 372.44 | 68,067.03 |
| 16 | 482.54 | 369.83 | 67,584.48 |
| 17 | 485.16 | 367.21 | 67,099.32 |
| 18 | 487.80 | 364.57 | 66,611.52 |
| 19 | 490.45 | 361.92 | 66,121.07 |
| 20 | 493.12 | 359.26 | 65,627.95 |
| 21 | 495.79 | 356.58 | 65,132.16 |
| 22 | 498.49 | 353.88 | 64,633.67 |
| 23 | 501.20 | 351.18 | 64,132.47 |
| 24 | 503.92 | 348.45 | 63,628.55 |
| 25 | 506.66 | 345.72 | 63,121.90 |
| 26 | 509.41 | 342.96 | 62,612.48 |
| 27 | 512.18 | 340.19 | 62,100.31 |
| 28 | 514.96 | 337.41 | 61,585.34 |
| 29 | 517.76 | 334.61 | 61,067.59 |
| 30 | 520.57 | 331.80 | 60,547.01 |
| 31 | 523.40 | 328.97 | 60,023.61 |
| 32 | 526.24 | 326.13 | 59,497.37 |
| 33 | 529.10 | 323.27 | 58,968.26 |
| 34 | 531.98 | 320.39 | 58,436.28 |
| 35 | 534.87 | 317.50 | 57,901.41 |
| 36 | 537.78 | 314.60 | 57,363.64 |
| 37 | 540.70 | 311.68 | 56,822.94 |
| 38 | 543.64 | 308.74 | 56,279.31 |
| 39 | 546.59 | 305.78 | 55,732.72 |
| 40 | 549.56 | 302.81 | 55,183.16 |
| 41 | 552.54 | 299.83 | 54,630.61 |
| 42 | 555.55 | 296.83 | 54,075.07 |
| 43 | 558.57 | 293.81 | 53,516.50 |
| 44 | 561.60 | 290.77 | 52,954.90 |
| 45 | 564.65 | 287.72 | 52,390.25 |
| 46 | 567.72 | 284.65 | 51,822.53 |
| 47 | 570.80 | 281.57 | 51,251.72 |
| 48 | 573.91 | 278.47 | 50,677.82 |
| 49 | 577.02 | 275.35 | 50,100.80 |
| 50 | 580.16 | 272.21 | 49,520.64 |
| 51 | 583.31 | 269.06 | 48,937.33 |
| 52 | 586.48 | 265.89 | 48,350.85 |
| 53 | 589.67 | 262.71 | 47,761.18 |
| 54 | 592.87 | 259.50 | 47,168.31 |
| 55 | 596.09 | 256.28 | 46,572.22 |
| 56 | 599.33 | 253.04 | 45,972.88 |
| 57 | 602.59 | 249.79 | 45,370.30 |
| 58 | 605.86 | 246.51 | 44,764.44 |
| 59 | 609.15 | 243.22 | 44,155.28 |
| 60 | 612.46 | 239.91 | 43,542.82 |
| 61 | 615.79 | 236.58 | 42,927.03 |
| 62 | 619.14 | 233.24 | 42,307.89 |
| 63 | 622.50 | 229.87 | 41,685.39 |
| 64 | 625.88 | 226.49 | 41,059.51 |
| 65 | 629.28 | 223.09 | 40,430.23 |
| 66 | 632.70 | 219.67 | 39,797.52 |
| 67 | 636.14 | 216.23 | 39,161.38 |
| 68 | 639.60 | 212.78 | 38,521.79 |
| 69 | 643.07 | 209.30 | 37,878.72 |
| 70 | 646.57 | 205.81 | 37,232.15 |
| 71 | 650.08 | 202.29 | 36,582.07 |
| 72 | 653.61 | 198.76 | 35,928.46 |
| 73 | 657.16 | 195.21 | 35,271.30 |
| 74 | 660.73 | 191.64 | 34,610.57 |
| 75 | 664.32 | 188.05 | 33,946.24 |
| 76 | 667.93 | 184.44 | 33,278.31 |
| 77 | 671.56 | 180.81 | 32,606.75 |
| 78 | 675.21 | 177.16 | 31,931.54 |
| 79 | 678.88 | 173.49 | 31,252.66 |
| 80 | 682.57 | 169.81 | 30,570.10 |
| 81 | 686.28 | 166.10 | 29,883.82 |
| 82 | 690.00 | 162.37 | 29,193.82 |
| 83 | 693.75 | 158.62 | 28,500.06 |
| 84 | 697.52 | 154.85 | 27,802.54 |
| 85 | 701.31 | 151.06 | 27,101.23 |
| 86 | 705.12 | 147.25 | 26,396.10 |
| 87 | 708.95 | 143.42 | 25,687.15 |
| 88 | 712.81 | 139.57 | 24,974.34 |
| 89 | 716.68 | 135.69 | 24,257.66 |
| 90 | 720.57 | 131.80 | 23,537.09 |
| 91 | 724.49 | 127.88 | 22,812.60 |
| 92 | 728.42 | 123.95 | 22,084.18 |
| 93 | 732.38 | 119.99 | 21,351.79 |
| 94 | 736.36 | 116.01 | 20,615.43 |
| 95 | 740.36 | 112.01 | 19,875.07 |
| 96 | 744.39 | 107.99 | 19,130.68 |
| 97 | 748.43 | 103.94 | 18,382.25 |
| 98 | 752.50 | 99.88 | 17,629.76 |
| 99 | 756.58 | 95.79 | 16,873.17 |
| 100 | 760.70 | 91.68 | 16,112.48 |
| 101 | 764.83 | 87.54 | 15,347.65 |
| 102 | 768.98 | 83.39 | 14,578.66 |
| 103 | 773.16 | 79.21 | 13,805.50 |
| 104 | 777.36 | 75.01 | 13,028.14 |
| 105 | 781.59 | 70.79 | 12,246.55 |
| 106 | 785.83 | 66.54 | 11,460.72 |
| 107 | 790.10 | 62.27 | 10,670.62 |
| 108 | 794.40 | 57.98 | 9,876.22 |
| 109 | 798.71 | 53.66 | 9,077.51 |
| 110 | 803.05 | 49.32 | 8,274.45 |
| 111 | 807.42 | 44.96 | 7,467.04 |
| 112 | 811.80 | 40.57 | 6,655.24 |
| 113 | 816.21 | 36.16 | 5,839.02 |
| 114 | 820.65 | 31.73 | 5,018.38 |
| 115 | 825.11 | 27.27 | 4,193.27 |
| 116 | 829.59 | 22.78 | 3,363.68 |
| 117 | 834.10 | 18.28 | 2,529.58 |
| 118 | 838.63 | 13.74 | 1,690.95 |
| 119 | 843.19 | 9.19 | 847.77 |
| 120 | 847.77 | 4.61 | 0.00 |
Sources
- Federal Direct Loan rates, 2026-27. U.S. Department of Education, Federal Student Aid, loans first disbursed from July 1, 2026; retrieved September 26, 2026.
Numbers on this page last changed September 26, 2026. How they are calculated: methodology.