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Home/Tools/Finance & Tax/Student Loan Calculator/2025

Student Loan Calculator — 2025 Edition

Compare student loan repayment plans. Calculate monthly payments for Standard, Graduated, and Income-Driven plans. See how extra payments save money. Updated with 2025 federal tax brackets, standard deductions, and contribution limits.

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252025 Key Financial Numbers

Standard Deduction (Single)$15,000
Standard Deduction (Joint)$30,000
SS Wage Cap$176,100
401(k) Limit$23,500
Estate Exemption$13,990,000
Avg. Mortgage Rate6.5%
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2025 Federal Income Tax Brackets

Tax RateSingle FilerMarried Filing Jointly
10%$0 – $11,925$0 – $23,850
12%$11,926 – $48,475$23,851 – $96,950
22%$48,476 – $103,350$96,951 – $206,700
24%$103,351 – $197,300$206,701 – $394,600
32%$197,301 – $250,525$394,601 – $501,050
35%$250,526 – $626,350$501,051 – $751,600
37%Over $626,350Over $751,600

What Changed in 2025

  • Tax brackets adjusted ~2.8% for inflation
  • Standard deduction increased to $15,000 (single)
  • Social Security wage cap raised to $176,100
  • Estate tax exemption raised to $13.99 million
  • 401(k) contribution limit increased to $23,500
  • Super catch-up for ages 60-63: $11,250 for 401(k)

About Student Loan Calculator — 2025

This student loan calculator uses the latest 2025 federal tax brackets, standard deduction of $15,000 (single) / $30,000 (married filing jointly), and updated contribution limits. The Social Security wage cap for 2025 is $176,100, and the 401(k) contribution limit is $23,500.

All calculations are performed in your browser with no data sent to any server. Results are instant, free, and completely private.

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$1,000$200,000
1%15%
Repayment Plan Comparison
PlanMonthlyTotal PaidTotal InterestTerm
Standard (10-Year)
Cheapest Overall
$379.84$45,581$10,58110 yr
Graduated
$227.91$53,080$18,08010 yr
Extended (25-Year)
$214.93$64,479$29,47925 yr
Income-Driven (IDR)
Lowest Monthly
$186.75$56,025$39,11825 yr
Extra Payment Impact (Standard 10-Year Plan)
+$50/mo
extra payment
Interest Saved$1,672
Time Saved1yr 5mo
Payoff In8yr 7mo
+$100/mo
extra payment
Interest Saved$2,880
Time Saved2yr 7mo
Payoff In7yr 5mo
+$200/mo
extra payment
Interest Saved$4,514
Time Saved4yr 1mo
Payoff In5yr 11mo
Public Service Loan Forgiveness (PSLF)
Eligible for PSLF (Federal loan)

After 120 qualifying payments (10 years) while working for a qualifying employer, remaining balance may be forgiven.

IDR Payment
$186.75
Est. Forgiven
$18,365
Federal Student Loan Rates (2024-2025)
Undergraduate Direct: 6.53%
Graduate Direct: 8.08%
Direct PLUS: 9.08%
Private (varies): 3-15%+
Income-Driven Repayment (IDR) calculates payment as 10% of discretionary income (income above 150% of federal poverty guideline). Remaining balance may be forgiven after 20-25 years.