Rent Affordability Calculator
Calculate how much rent you can comfortably afford based on your income, debts, and savings goals.
Results
Visualization
How It Works
The rent affordability calculator helps you determine a comfortable rent budget. The 30% rule suggests spending no more than 30% of gross monthly income on rent, though many advisors recommend 25% for more flexibility.
The Formula
Variables
- Gross Income — Total monthly income before taxes
- 30% Rule — Traditional guideline for maximum rent
- Available Budget — Income remaining after debts and savings
Worked Example
With $5,000 gross monthly income, $500 in debts, and 10% savings goal: Available = $5,000 - $500 - $500 = $4,000. 30% rule = $1,500. Recommended max rent = $1,500.
Practical Tips
- The 30% rule uses gross income — using net income gives a more conservative budget.
- In expensive cities, many renters spend 40-50% on rent, but this leaves little room for emergencies.
- Include utilities, renter's insurance, and parking in your total housing budget.
- Landlords typically require tenants to earn 3x the monthly rent.
- If you have significant student loans, use the 25% rule instead.
Frequently Asked Questions
What is the 30% rule for rent?
The 30% rule states you should spend no more than 30% of gross monthly income on rent. For someone earning $5,000/month, that means $1,500 maximum. This guideline originated from the 1981 Brooke Amendment.
Should I use gross or net income?
The traditional rule uses gross income, but using net (after-tax) income gives a more realistic budget, effectively making your limit 20-25% of gross.
What income do landlords require?
Most landlords require 2.5-3x the monthly rent in gross income. For a $2,000/month apartment, you'd need $5,000-$6,000 monthly.
Is the 50/30/20 rule better?
The 50/30/20 rule is more comprehensive. Under it, rent falls in the 'needs' category (50%) along with utilities and food, so rent should be well under 50%.
What if I can't find an apartment in my budget?
Consider roommates (reduces rent 30-50%), smaller units, different neighborhoods, or negotiating rent for longer leases.