The property
Start with what you'd pay and what it would rent for.
For a duplex or fourplex, add the units together.
Not sure? Use Rent Advisor to estimate rent for each unit.
Financing
A 25% down payment is typical for a non-owner-occupied investment loan.
Added to your cash invested, which lowers the return.
Operating expenses
Defaults are typical starting points — replace any of them with real numbers you have.
Of purchase price, per year. Varies a lot by county.
Of purchase price, per year.
Of rent. Covers the months between tenants.
Of rent. Set to 0 if you manage it yourself.
Of rent. Older buildings run higher — 15% or more.
Appreciation
Only affects total return, never cash flow.
This one is a guess, not data. Keep it conservative.
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Where the money goes, monthly
This is a screening calculator, not underwriting. It uses the numbers you enter — it doesn't look anything up. Verify taxes, insurance, HOA and rent before making an offer. Not financial advice.