Debt-to-income ratio calculator

List your monthly debt payments (loans, cards, support you pay…) and your income. The acceptable level depends on the country and lender: there is no single limit.

Debt-to-income ratio calculator

E.g. 900; 250; 120
Gross or net: follow your lender’s rule.
The income is

Result

30.24%Debt-to-income ratio

Debts per month
1,270.00
Income per month
4,200.00
Left after debts
2,930.00

Debt-to-income ratio calculator

Inputs

Monthly debt payments
900; 250; 120
Income
4200
The income is
Per month

How it is calculated

Monthly income = yearly income ÷ 12 if needed.

Result

Debt-to-income ratio

30.24%
Debts per month
1,270.00
Income per month
4,200.00
Left after debts
2,930.00

How it is calculated

  1. Monthly income = yearly income ÷ 12 if needed.
  2. Ratio = sum of debt payments ÷ monthly income × 100.

Example

Payments of 900, 250 and 120 a month for an income of 4,200: 1,270 of debts, ratio 30.24%, 2,930 left.

Good to know

  • No worldwide legal threshold: each country or lender sets its rules (e.g. 35% in France, often 36 to 43% in the US).
  • Some lenders count rent or gross income, others do not.

Frequently asked questions

What is this tool used for?

List your monthly debt payments (loans, cards, support you pay…) and your income. The acceptable level depends on the country and lender: there is no single limit.

How is the result calculated?

Monthly income = yearly income ÷ 12 if needed.

What should I check before using the result?

No worldwide legal threshold: each country or lender sets its rules (e.g. 35% in France, often 36 to 43% in the US).

Updated October 10, 2026

Indicative result. For an important decision, check with a professional.