Commercial & Investor Real Estate

Multi-Family & Commercial Cash Flow Calculator

Analyze gross revenue, operating expenses, cap rates, and net cash flow after debt service for multi-unit residential and commercial properties.

Property & Financing

$
25.00%
%
7.00%
%
30 Yr
$
$
$
$
$
$
$

Operating Expenses

5.0%
8.0%
$
$
5.0%
3.0%
$
Down Payment$300,000
Loan Amount$900,000

Net Operating Income

$125,928

Annual

Net Annual Pre-Tax Cash Flow

$54,075

$4,506.28/mo

Cap Rate

10.49%

NOI / Price

Cash-on-Cash Return

17.17%

On cash invested

DSCR

1.75

NOI / Debt Service

Annual Cash Flow Breakdown

Gross Revenue (Rent + Other)$186,000
Vacancy Loss-$9,300
Operating Expenses-$50,772
Net Operating Income$125,928
Annual Debt Service-$71,853
Net Annual Cash Flow$54,075

Understanding Commercial Property Performance Metrics

Net Operating Income (NOI)

Total property revenue minus operating expenses, before deducting mortgage payments or income taxes.

Capitalization Rate (Cap Rate)

The unlevered rate of return generated by an asset based strictly on its NOI relative to purchase price.

Cash-on-Cash Return

The annual percentage yield earned on the actual cash invested (down payment plus closing costs).

Debt Service Coverage Ratio (DSCR)

The ratio of NOI relative to total principal and interest payments, measuring lender risk.

Frequently Asked Questions

Commercial Property Benchmark Matrix

Asset Class / SizeTypical Cap Rate RangeTarget Cash-on-Cash Benchmark
Class A Multi-Family (50+ units)4% to 5%6% to 8%
Class B/C Multi-Family (10 to 50 units)6% to 8%8% to 12%
Small Commercial / Mixed-Use7% to 10%10% to 15%

3 Common Investor Mistakes

1

Failing to budget realistic reserves for long-term structural CapEx items like roofs and HVAC systems.

2

Underestimating property management costs by self-managing without factoring in opportunity cost.

3

Confusing property Cap Rate with leveraged investor equity return.

Commercial Cash Flow Mathematical Formulas

NOI = (Gross Rent x (1 - v)) + Other Income - Operating Expenses
Debt Service = PMT(Rate, NPER, Loan Amount) x 12
Cash Flow = NOI - Debt Service
Cap Rate = (NOI / Purchase Price) x 100 | CoC Return = (Cash Flow / Cash Invested) x 100

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