Calchy.

$18,000 Loan at 3% APR — 4-Year Term

A $18,000 loan at 3% APR over 4 years has a monthly payment of $398.42. Total interest: $1,124.06.

Loan summary — $18,000 at 3% for 4 years
Monthly payment
$398.42
Total interest
$1,124
Total repaid
$19,124
Term
4 yr
48 payments

Computed with the standard fixed-rate amortization formula (monthly compounding). Actual lender offers may include origination fees, points, or insurance — always check your loan estimate for the true APR and monthly cost.

Amortization by Year

YearPrincipal PaidInterest PaidRemaining Balance
1$4,299.82$481.20$13,700.18
2$4,430.60$350.41$9,269.58
3$4,565.36$215.65$4,704.22
4$4,704.22$76.79$0.00

Compare Loan Terms ($18,000 at 3% APR)

TermMonthly PaymentTotal Interest
1 yr$1,524.49/mo$293.84saves $830
2 yr$773.66/mo$567.88saves $556
3 yr$523.46/mo$844.62saves $279
4 yr ◀$398.42/mo$1,124.06current
5 yr$323.44/mo$1,406.19costs $282 more
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FAQ

What is the monthly payment on a $18,000 loan at 3%?
A $18,000 loan at 3% APR for 4 years has a monthly payment of $398.42.
How much interest do I pay on a $18,000 loan at 3%?
Over 4 years you'll pay $1,124.06 in interest. Total repaid: $19,124.06 on a $18,000 loan.
How to pay off a $18,000 loan faster?
Adding $40 extra per month (total $438.26) reduces the term significantly and saves thousands in interest. Even one extra payment per year helps.
What is the payoff amount after 4 years?
After 4 years the remaining balance is approximately $0.00.