Rent Calculator
Find out how much rent you can realistically afford based on your income, debt, expenses, and financial goals.
Gross (pre-tax)
We estimate after-tax automatically.
Monthly Debt Payments
Monthly payment
Minimum payment
Monthly payment
Any other loans
Goals & Expenses
Target per month
Electricity, gas, water
Roommates & Location
Splits rent equally
Shows local avg rent
Rent Rule
30% — HUD standard; widely used benchmark for "not cost-burdened."
40% — Used in expensive metros; tight but used when 30% isn't achievable.
Custom — Set your own target based on your savings and debt goals.
The 30% Rule — Where It Comes From and Why It Falls Short
The 30% rent rule is one of the most repeated guidelines in personal finance, but its origin is often misunderstood. It did not come from financial planners or economists. It emerged from the U.S. Department of Housing and Urban Development, which defines a household as "cost-burdened" when it spends more than 30% of gross income on housing — a threshold set as a warning level for low-income households, not a universal spending target.
30% Rule Formula
Why the 30% rule works — and where it breaks down
The better benchmark: your remaining income.
Start with your take-home income. Subtract monthly debt payments, a target savings amount, and estimated living costs. What remains is your real rent ceiling — and it is almost always lower than 30% of gross income.
What Really Determines How Much Rent You Can Afford
Rent affordability is not a single-variable equation. Four forces interact to determine how much housing your budget can realistically support — and only one of them is income.
Income — After Tax, Not Before
The 30% rule applies to gross income, but your rent comes out of take-home pay. On a $75,000 salary, gross monthly income is $6,250 — but after federal, state, and FICA taxes, take-home is typically $4,500–$5,000. That is a $1,250–$1,750 gap that the simple 30% rule ignores.
Debt — Your Biggest Hidden Cost
Every dollar you pay monthly toward student loans, car payments, or credit cards reduces the income available for rent. A renter with $1,000 in monthly debt payments and a $5,000 take-home has $4,000 in available income — not $5,000. Always subtract all minimum monthly debt obligations before calculating safe rent.
Savings — The Goal That Gets Squeezed
Financial planners recommend saving 15–20% of gross income. If you have that goal, it must come out of your budget before rent. A renter saving $750/month toward retirement and an emergency fund has $750 less for housing every month. Build your savings target in — not around — your rent budget.
Location — The Market Sets the Floor
Your income-based budget tells you what you can afford. Local rent averages tell you what the market charges. In cities like New York, San Francisco, and Boston, median 1-bedroom rents exceed $2,500–$3,500/month — amounts that require $80,000–$120,000+ annual income under the 30% rule. If the market floor exceeds your budget, the path forward is roommates, a longer commute, or a higher income.
Your True Monthly Housing Cost Goes Beyond Rent
HUD's original cost-burden definition includes rent plus utilities. In practice, a renter paying $1,500/month in base rent with $250/month in utilities is actually spending $1,750/month on housing — not $1,500. On a $5,000/month gross income, that is 35%, not 30%.
Electricity & Gas
$80–$150/mo
Higher in extreme climates
Internet
$40–$80/mo
Varies by provider and plan
Renters Insurance
$15–$30/mo
Strongly recommended
Water & Trash
$30–$80/mo
Sometimes included in rent
Parking
$50–$300/mo
City-dependent
Laundry / Maintenance
$30–$60/mo
If not in-unit
Rule of thumb
Budget $150–$350/month in utilities and fixed housing costs beyond base rent. In cold climates, older buildings, or cities with high parking costs, the true number can reach $400–$500/month.
Why Landlords Check Your Income — and What They're Looking For
Most landlords and property managers apply an income test before approving a rental application. Understanding their logic helps you know exactly where you stand before you apply.
The 2.5× to 3× Rule
Most landlords require gross monthly income of at least 2.5–3× the monthly rent. At 3×, rent equals 33% of gross — within HUD's cost-burden threshold. At 2.5×, rent equals 40% — the upper limit of what many landlords will accept.
Income Requirement Formula
$1,500/mo
needs
$54,000/yr
$2,000/mo
needs
$72,000/yr
$2,500/mo
needs
$90,000/yr
What else landlords evaluate
Frequently Asked Questions
Related Calculators
- House Affordability CalculatorFind out how much home you can afford based on income, debt, rate, and down payment.
- Mortgage CalculatorCalculate monthly payment, amortization schedule, and total interest.
- EMI CalculatorCalculate monthly EMI, total interest, and full amortization schedule.
- Retirement CalculatorPlan retirement corpus, savings, withdrawals, and how long your money lasts.