Rent vs Buy Calculator
Compare the long-term financial impact of renting versus buying a home. Enter your assumptions below, then click Compare Rent vs Buy.
Buying Assumptions
Renting Assumptions
Assumption: if renting is cheaper each month, that monthly savings is invested. Upfront cash not used for down payment/closing costs is also invested.
How to Think About Rent vs Buy
The rent-vs-buy decision is one of the biggest personal finance choices most people make. It is not only about your monthly payment. A good comparison includes cash flow, hidden ownership costs, investment opportunity cost, and how long you plan to stay in one place.
This calculator models both sides over your time horizon, then estimates an effective total cost for each option. Lower effective cost generally means the financially stronger path under your assumptions.
What This Calculator Includes
Buying costs
- Down payment and buying closing costs
- Mortgage payment (principal + interest)
- Property taxes
- Home insurance
- Maintenance as a percentage of home value
- HOA dues
- Selling costs when you exit
Renting costs
- Monthly rent with annual increases
- Renter insurance
- Investment growth on unspent upfront cash
- Investment of monthly savings when renting is cheaper
How to Read the Results
You will see both monthly estimates and long-term totals. The most important line is the comparison between:
- Buying effective cost = total homeowner cash outflows minus estimated sale proceeds.
- Renting effective cost = total rent cash outflows minus ending investment value.
If buying effective cost is lower, buying is financially better in this scenario. If renting effective cost is lower, renting likely wins financially.
Important Assumptions and Limits
No calculator can perfectly predict your future. Market returns, home appreciation, taxes, and maintenance can vary significantly. Treat this as a planning tool, not a guarantee.
- It assumes fixed mortgage terms and constant average rates for growth/returns.
- It does not model tax deductions, inflation-adjusted salaries, or major renovation shocks.
- It compares dollars directly over your chosen period (not a discounted cash flow model).
When Buying Often Makes More Sense
- You plan to stay in the home for many years.
- Rent in your area is high relative to ownership costs.
- Home prices are stable or rising over your expected holding period.
- You value payment stability and control over the property.
When Renting Often Makes More Sense
- You may move in the near term for work or family reasons.
- Closing/selling costs would be spread over too short a timeline.
- Maintenance burden and uncertainty are major concerns.
- You can invest the difference consistently and avoid lifestyle creep.
Bottom Line
Rent versus buy is both a math problem and a lifestyle choice. Start with realistic assumptions, test optimistic and conservative scenarios, and focus on your likely time in the home. The “right” answer is the one that keeps your finances strong while matching your life plans.