Rent as Percentage of Income Calculator
Calculate what percentage of your income goes to rent. Enter rent and income amounts with their visible periods; the tool normalizes both before applying rent ÷ income × 100.
Enter rent for the selected period.
Enter income for the selected period.
Based on annual rent divided by annual income.
4-week = 28 days. Average month = 30.42 days (365 ÷ 12).
Calculations preserve precision internally, while displayed money values are rounded to cents.
How this calculator worksRent as a percentage of income
A rent-to-income ratio is rent divided by income. The calculator normalizes both visible periods before applying rent percentage = rent ÷ income × 100.
What this calculation clarifies
- 1Match the time periods
Rent and income must cover equivalent periods. Select each period separately and the calculator annualizes both inputs before comparing them.
- 2Apply the percentage formula
$1,500 monthly rent ÷ $5,000 monthly income × 100 = 30%. The same formula works for mixed periods after normalization.
- 3Read the result as arithmetic
A higher percentage means more of the entered income is allocated to rent. It does not determine affordability, suitability, or application approval.
Worked examples
$1,500 rent and $5,000 income for the same month produce a 30% rent-to-income ratio. No expenses are inferred or subtracted.
Useful context
- Gross income, take-home income, and after-tax estimates are different inputs and should not be treated as interchangeable.
- The result uses only the rent, income, and periods entered; it is not a financial suitability decision.
When a rent-to-income ratio helps
- Comparing rent and income entered for the same period.
- Normalizing mixed rent and income periods before calculating a percentage.
- Seeing how much of the selected income input is allocated to rent.
Check before relying on it
- This arithmetic result is not an affordability decision, approval rule, legal threshold, or full household budget.