The Pro Forma Calculator

Every number is yours to set.

No locked assumptions, no preloaded figures. Enter your own numbers for everything — rent, vacancy, platform fee, utilities, maintenance, CapEx, taxes, and financing — and the pro forma recalculates as you type, the way the Zillow mortgage calculator does.

Property label (optional)

Property & financing

The purchase

Purchase price

Rehab / renovation budget

Down payment

= $0 down

Closing costs

= $0

Interest rate

Loan term

yrs

Income

What it rents for

Set the rate and number of rooms for each bathroom type. We'll total the gross rent for you.

Private-bath rooms

Rate per room

$/mo

Number of rooms

= $0/mo

Shared-bath rooms

Rate per room

$/mo

Number of rooms

= $0/mo

Gross rent (0 rooms)

$0 / mo

Vacancy

= −$0/mo

Platform / PM fee

= −$0/mo

Operating expenses

What it costs to run

Not sure where to start? We'll suggest expenses from your room count and price — then tweak anything.

Rules of thumb: $150/room utilities · $40/room cleaning & lawn · 5% maintenance · 5% CapEx · 1.4%/yr taxes & insurance.

Taxes & insurance

$0/mo

Utilities (all-in)

Power, water, gas, internet, trash

Cleaning & lawn

Other (monthly)

Pest, HOA, software — anything else

Maintenance

$0/mo

CapEx reserve

$0/mo

Debt service

The mortgage

$0 loan @ 0.0% · 30 yr

Calculated principal & interest

$0 / mo

Pro Forma

Gross rent$0

Less vacancy($0)

Less platform fee($0)

Effective income$0

Taxes & insurance($0)

Utilities (all-in)($0)

Cleaning & lawn($0)

Maintenance($0)

CapEx reserve($0)

Net operating income$0

Debt service (P&I)($0)

Net cash flow / month$0

0.0%

Cap rate

0.0%

Cash-on-cash

Cash flow / mo

All-in cash invested$0

Annual cash flow$0

DSCR0.00

Breakeven occupancy0.0%

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