Rent vs. Buy Calculator
Comprehensive financial comparison between buying a home and renting. Accounts for home appreciation, property tax, maintenance, mortgage interest, and investing the down payment difference.
Rent vs. Buy Calculator
Compare total net costs of homeownership versus renting over your expected horizon.
Over 7 years, buying saves you approximately $58,306 in net costs after accounting for home equity build-up and market appreciation.
Rent vs. Buy Economics: Appreciation, Sunk Costs & Opportunity Cost
The age-old debate of renting versus buying a home cannot be answered simply by comparing monthly mortgage payments to monthly rent checks. Homeownership builds equity and hedges against inflation, but incurs irreversible sunk costs including property taxes, mortgage interest, homeowners insurance, maintenance overhead, and real estate broker selling commissions.
The 5% Rule for Sunk Housing Costs
Real estate economists often utilize the '5% Rule' to estimate the annual unrecoverable cost of homeownership:
1. Property Taxes (~1% to 1.5% of home value annually).
2. Maintenance & Capital Reserves (~1% of home value annually for upkeep, roof, plumbing, HVAC).
3. Cost of Capital / Mortgage Interest (~3% to 4% unrecoverable interest cost).
If annual rent is significantly lower than 5% of a comparable home's market value, renting and investing the down payment surplus in a broad equity index fund (e.g., S&P 500) frequently produces superior net worth over 3 to 7-year horizons.
Step-by-Step Instructions
Enter Home Purchase & Financing Details
Input home purchase price, down payment percentage, mortgage rate, loan term, property tax rate, and maintenance costs.
Enter Rental Cost & Investment Return
Input current monthly rent, annual rent inflation rate, and expected investment return on down payment capital.
Set Planned Living Horizon
Specify how many years you anticipate living in the home before relocating or selling.
Compare Cumulative Net Wealth
Evaluate net worth comparison over time, factoring in mortgage amortization equity, home appreciation, selling costs, and investment portfolio growth from renting.
Key Features & Capabilities
- Comprehensive multi-variable Net Wealth comparison model between homeownership and renting
- Exact home equity accumulation factoring in mortgage amortization schedules and compound home appreciation
- Opportunity cost of capital analyzer calculating compound returns of invested down payment and closing costs
- Selling cost deductions (5%–6% Realtor commissions and transfer taxes) applied to final home equity
Frequently Asked Questions
How many years does it take for buying a home to beat renting?
In most housing markets, the financial breakeven horizon where buying beats renting is typically **4 to 7 years**. Because upfront buyer closing costs (2%–5%) and future selling fees (6%–8% in realtor commissions and transfer taxes) are significant, buying for fewer than 3 to 4 years frequently results in lower net wealth than renting and investing the difference.
What unrecoverable costs are associated with homeownership versus renting?
In renting, the only unrecoverable cost is monthly rent. In homeownership, unrecoverable costs include: 1) Mortgage interest; 2) Property taxes; 3) Hazard insurance; 4) Routine maintenance and CapEx (1%–2% of home value annually); 5) HOA dues; and 6) Cost of capital (the lost investment returns on your cash down payment).
What is the 5% Rule for comparing rent versus buy costs?
The 5% Rule (created by Ben Felix) estimates the annual unrecoverable cost of owning a home as approximately 5% of the property value: 1% for property tax + 1% for maintenance/repairs + 3% for cost of capital (mortgage interest vs investment return). If you can rent a comparable home for less than (Home Value × 5% / 12) per month, renting is mathematically superior.
Does buying a home provide a guaranteed tax advantage over renting?
Not necessarily. Since the Tax Cuts and Jobs Act substantially increased the standard deduction ($14,600 Single / $29,200 Married Joint for 2024) and capped the State and Local Tax (SALT) deduction at $10,000, over 90% of US taxpayers now claim the standard deduction, rendering mortgage interest deductions irrelevant for many homeowners.
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