Rent vs. Buy Calculator
Housing Scenarios
Cost Comparison
| Recommendation | — |
|---|---|
| Total Cost of Renting | — |
| Total Cost of Buying | — |
| Estimated Net Home Equity | — |
| Monthly Mortgage P&I | — |
Average Monthly Cost Comparison
Enter values and press Calculate to see the cost comparison line chart.
How to Use This Rent vs. Buy Calculator
"Should I keep renting?" is the question every lease renewal season brings back. Buying builds equity, but closing costs, maintenance, and selling fees can eat years of advantage if you move too soon. This calculator puts numbers on both sides so you can see where the lines cross for your market assumptions—not just gut feel.
- Enter renting details. Monthly rent and expected annual rent growth (default 3%) model what you pay as a tenant.
- Enter buying details. Home price, down payment, interest rate, and loan term set up the mortgage side.
- Set years staying in the home. This is your planning horizon—how long you expect to live in the property before selling or moving.
- Open Advanced Options if needed. Adjust buy/sell closing costs, property tax rate, maintenance, appreciation, renter's insurance, security deposit, and investment return on saved cash.
- Press Calculate. Review the recommendation, total costs, net equity, monthly mortgage P&I, break-even stay length, and the 30-year cost comparison chart.
For monthly rent budgeting alone, try the Rent Calculator. To estimate the mortgage payment on the buy side, use the Mortgage Calculator.
Rent vs. Buy Formulas and Practical Applications
Comparing rent to buy is like weighing lease payments against owning a car—you add up all-in costs, then credit back whatever asset value you keep at the end. Neither path is automatically cheaper; timing and local math decide.
Total cost of renting
Rent starts at your monthly figure and grows each year by the rent growth rate. Renter's insurance and security deposit (returned at move-out in this model) add to the tally:
Year-n Rent = Monthly Rent × 12 × (1 + Growth)ⁿ⁻¹
At $2,000/month with 3% annual growth, year-one rent cost is $24,000; by year seven it climbs to about $29,400 for the year.
Total cost of buying
Buying costs include down payment, buy-side closing costs, monthly mortgage P&I, property tax, home insurance, and maintenance over your stay. Maintenance defaults to a percentage of home value annually—think HVAC service, roof patches, and the surprises homeownership throws at you.
Annual Ownership Cost = P&I × 12 + Tax + Insurance + Maintenance
Equity credit at sale
Buying is not pure expense—you retain home value minus what you still owe and minus selling costs. The calculator appreciates the home each year, pays down the mortgage, then subtracts sell closing costs (default 7%) to estimate net equity:
Net Equity = Appreciated Value − Remaining Balance − Sell Costs
Net Buy Cost = Total Buy Outlays − Net Equity
On a $350,000 home with $70,000 down, 3% appreciation, and a 7-year stay, equity credit can offset a large share of ownership outlays—but early years still hurt because buy closing costs are front-loaded.
Break-even stay length
The recommendation box shows how many years you need to stay before buying's net cost drops below renting's. In many markets that break-even sits between 5 and 8 years once you include sell costs. If your job might relocate in three years, renting can win even when monthly mortgage P&I looks comparable to rent today. Expand Advanced Options to model opportunity cost—investing your down payment instead of buying changes the picture when stock returns outpace appreciation.
Frequently Asked Questions
Is renting or buying cheaper?
It depends on how long you stay, local rent growth, home appreciation, and transaction costs. This calculator compares total net costs over your chosen stay period and shows a break-even horizon.
What is the break-even point for buying a home?
Break-even is the length of stay where total net cost of buying equals renting. Closing costs and selling fees push break-even several years out in many markets.
Does the calculator include home equity?
Yes. Buying costs are offset by estimated net home equity at the end of your stay, based on appreciation, remaining mortgage balance, and selling costs.
What advanced options affect the rent vs buy comparison?
Property tax rate, maintenance, home appreciation, buy and sell closing costs, renter's insurance, security deposit, and investment return on down payment savings all feed the model.
Should I use this calculator instead of financial advice?
No. This is a planning tool. Lifestyle factors, job mobility, and local market conditions matter beyond any single numeric recommendation.