Investment ROI calculator

Enter what you'd pay and what it would rent for. Everything updates as you type — free, no sign-up.

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.

Monthly cash flow

Cash-on-cash
Cap rate
Cash invested
Total 1st-yr return

Where the money goes, monthly

Gross rent
Vacancy
Property tax
Insurance
HOA
Management
Maintenance
Net operating income
Mortgage (principal & interest)
Cash flow
Your numbers are saved on this device.

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.

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