Student loan debt is carried by 43 million Americans. Here is how balances and borrower rates compare across every age group — and what the numbers say about the burden by life stage.

Average Student Loan Balance by Age

Age Group % With Student Loans Avg Balance Median Balance
Under 25 28% $14,300 $10,900
25-34 30% $32,800 $22,400
35-44 22% $42,500 $28,600
45-54 15% $43,900 $29,800
55-64 10% $43,200 $28,100
65+ 5% $38,600 $24,700

Breakdown by Degree Type

Degree Avg Debt at Graduation
Associate degree $13,200
Bachelor’s degree $30,100
Master’s degree $62,400
Doctoral degree $98,800
Law degree (JD) $130,700
Medical degree (MD) $202,500

Federal vs. Private Loans

Loan Type Share of Borrowers Avg Balance
Federal loans only 78% $34,400
Private loans only 6% $28,900
Both federal and private 16% $52,300

US Student Loan Debt Overview

Metric Value
Total US student loan debt $1.77 trillion
Number of borrowers 43 million
Federal borrowers in default ~10%
Average monthly payment $503
Average repayment term 10-20 years

Repayment by Plan Type

Repayment Plan Avg Monthly Payment Total Interest Paid
Standard (10-year) $371 on $30K ~$14,600
Extended (25-year) $189 on $30K ~$26,700
Income-driven (IBR) Varies by income Varies
SAVE plan 5-10% discretionary income Forgiveness after 20-25 yrs

How Long to Pay Off Average Balance

Balance Monthly Payment Payoff Time
$20,000 $250 7.5 years (at 5%)
$30,000 $318 10 years (at 5%)
$40,000 $477 10 years (at 5%)
$60,000 $636 11 years (at 5%)

Managing Student Loan Debt

Strategy Best For
Public Service Loan Forgiveness (PSLF) Government/nonprofit employees (10 years)
Income-driven repayment (IDR) Those with high debt relative to income
Refinancing to lower rate Borrowers with good credit, stable income
Extra payments toward principal Those with small-to-moderate balances
Employer repayment assistance Employees with this benefit (up to $5,250/yr tax-free)

Related: Average Debt by Age | Average Credit Card Debt by Age | Financial Milestones by Age