What Is Cash-on-Cash Return?
Cash-on-Cash Return (CoC) is a fundamental real estate investment metric that measures the annual percentage cash flow generated by a property relative to the actual out-of-pocket cash invested (down payment + acquisition costs). Unlike rental yield, which compares rent against total property value, CoC evaluates return on equity.
The Pre-Tax Cash Flow Waterfall
The calculation follows a strict cash-flow sequence:
1. Gross Annual Rent = Monthly Rent × 12
2. Effective Rent = Gross Rent − Vacancy Loss
3. Net Operating Income (NOI) = Effective Rent − Operating Expenses
4. Annual Pre-Tax Cash Flow = NOI − Annual Loan EMI Payments
5. Cash-on-Cash Return = (Annual Pre-Tax Cash Flow / Initial Cash Invested) × 100
| Metric | Numerator | Denominator | What It Measures |
|---|---|---|---|
| Gross Rental Yield | Gross Annual Rent | Property Purchase Price | Top-line income efficiency of total asset. |
| Net Rental Yield | Net Operating Income (NOI) | Property Purchase Price | Unleveraged property operating return. |
| Cash-on-Cash Return | Annual Pre-Tax Cash Flow | Initial Cash Invested | Actual cash return earned on your out-of-pocket equity. |
5-Step Framework to Evaluate Property Cash Flow
Add down payment, stamp duty, registration, and initial renovation fees to establish your initial cash invested base.
Deduct 5% to 8% for expected vacancy between tenant transitions.
Deduct annual property taxes, maintenance, insurance, and repairs from effective rent.
Subtract 12 months of home loan EMI payments to find net pre-tax cash flow.
Calculate minimum monthly rent required to cover operating expenses and home loan EMI.
Frequently Asked Questions
Why can a property have positive NOI but negative cash flow?
Net Operating Income (NOI) is calculated before loan payments. If annual home loan EMI payments exceed your NOI, your annual pre-tax cash flow becomes negative.
Does Cash-on-Cash return include loan principal repayment?
Yes. Because home loan EMI payments represent actual cash leaving your bank account, the full EMI (principal + interest) is deducted to calculate cash flow.