Calculate your cash on cash (CoC) return for any rental property or real estate investment. Enter your annual cash flow and total cash invested for an instant return percentage, investment grade rating, and full cash flow breakdown.
✓Formula verified against BiggerPockets and NAIOP real estate investment standards — Last verified April 2026
Annual Cash Flow (choose method)
$
Enter your annual pre-tax cash flow.
Total rent collected minus all expenses minus mortgage payments
$
Enter monthly rent.
%
$
Enter monthly operating expenses.
Property tax, insurance, maintenance, management
$
Enter monthly mortgage (P+I).
Principal + interest only (not taxes/insurance)
Total Cash Invested
$
Enter your down payment.
$
Title, escrow, lender fees, etc.
$
Renovation costs before renting
$
Inspection, appraisal, reserves, etc.
Cash on Cash Return
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📋 Investment Breakdown
⚠️ Disclaimer: This calculator provides estimates for educational purposes only. Cash on cash return does not account for appreciation, loan paydown, tax benefits, or future capital expenditures. Consult a licensed real estate professional or financial advisor before making investment decisions.
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Sources & Methodology
✓Cash on cash return formula verified against BiggerPockets real estate education resources, NAIOP commercial real estate standards, and Investopedia financial definitions.
Financial definition, formula derivation, and comparison with other real estate return metrics including cap rate and ROI
Methodology: CoC Return = (Annual Pre-Tax Cash Flow / Total Cash Invested) x 100. Builder mode: Annual Cash Flow = (Monthly Rent x (1 - Vacancy%/100) x 12) - (Monthly Expenses x 12) - (Monthly Mortgage x 12). Total Cash Invested = Down Payment + Closing Costs + Repairs + Other Costs. Grade thresholds: below 4% = Poor, 4-6% = Fair, 6-8% = Good, 8-12% = Great, above 12% = Excellent.
⏱ Last reviewed: April 2026
How to Calculate Cash on Cash Return
Cash on cash return (CoC) is the most widely used metric for evaluating rental property investments. Unlike cap rate, which ignores financing, CoC measures the actual return on the cash you personally put into a deal. It answers the fundamental question every real estate investor asks: how much of my invested cash will I get back each year in cash flow?
The Cash on Cash Return Formula
CoC Return (%) = (Annual Pre-Tax Cash Flow / Total Cash Invested) x 100
Annual Pre-Tax Cash Flow = Gross Rent - Vacancy - Operating Expenses - Mortgage Payments Total Cash Invested = Down Payment + Closing Costs + Upfront Repairs + Other Out-of-Pocket
CoC Return Benchmarks (2026)
CoC Return
Rating
Typical Market
Below 4%
Poor
High-cost coastal markets, overpriced listings
4% - 6%
Fair
Competitive metros, appreciation-driven markets
6% - 8%
Good
Most suburban markets, solid cash flow
8% - 12%
Great
Midwest, Southeast, strong cash flow markets
Above 12%
Excellent
High-yield markets, value-add deals, BRRRR
Cash on Cash vs. Cap Rate
Cap rate (Net Operating Income / Property Value) ignores your financing structure. Cash on cash return includes your mortgage payment, so it reflects what you actually earn on your invested cash. Two investors buying the same property can have very different CoC returns based on their down payment and interest rate. Cap rate is a property metric; CoC is an investor metric.
💡 Pro Tip: Most experienced investors set a minimum CoC return threshold of 8% before purchasing a rental property. In lower-cost markets (Midwest, Southeast), targeting 10-12%+ is realistic. In high-cost markets (California, NYC), 4-6% CoC with strong appreciation potential may be acceptable. Always run the numbers with realistic vacancy (5-10%) and expense estimates before committing.
What Counts as Total Cash Invested
Down payment — the largest component, typically 20-25% for investment properties
Closing costs — lender fees, title, escrow, typically 2-5% of purchase price
Upfront repairs — any renovation or repair costs paid before the first tenant
Inspection, appraisal, survey — due diligence costs paid out of pocket
Initial capital reserves — some investors fund a reserve account at closing
Frequently Asked Questions
Cash on cash return is the ratio of annual pre-tax cash flow to total cash invested, expressed as a percentage. It measures how much cash you earn each year relative to the cash you put into the deal. Formula: CoC Return = (Annual Pre-Tax Cash Flow / Total Cash Invested) x 100.
A cash on cash return of 8-12% is generally considered good for residential rental properties in 2026. Below 6% is weak in most markets. Above 12% is excellent and typically found in high-cash-flow markets like the Midwest or Southeast. Many investors use 8% as their minimum threshold before purchasing.
Cap rate measures a property's return without financing (NOI / Property Value). Cash on cash return includes your mortgage and measures return on actual cash invested. The same property can have a 6% cap rate but a 10% CoC return if leverage is used effectively. Cap rate is a property metric; CoC is a personal investor metric.
Total cash invested includes: down payment, closing costs (2-5% of purchase price), upfront renovation or repair costs before renting, inspection and appraisal fees, and any initial capital reserves funded at closing. It does not include the loan amount since that is financed, not your cash.
Leverage increases CoC return when the cost of borrowing is less than the cap rate (positive leverage). If a property has a 7% cap rate and you borrow at 6%, leverage boosts your CoC above the cap rate. If borrowing costs exceed the cap rate (negative leverage), debt reduces your CoC return.
By convention, cash on cash return uses pre-tax cash flow. This makes it easier to compare across investors with different tax situations. Some investors also calculate after-tax CoC to understand their true net benefit, but the standard industry definition uses pre-tax cash flow.
Yes. A negative CoC return means the property generates negative cash flow, where expenses and mortgage payments exceed rental income. Some investors accept negative cash flow for strong appreciation markets, but most buy-and-hold investors require positive cash flow as a baseline requirement.
Vacancy reduces effective rental income and therefore lowers cash flow and CoC return. A standard vacancy allowance is 5-10% of gross rent. For a $2,000/month rental, 5% vacancy = $1,200/year less income. Always include realistic vacancy in your CoC calculations to avoid overestimating returns.
For BRRRR (Buy, Rehab, Rent, Refinance, Repeat) deals, investors target 12-20%+ CoC return on the remaining cash after refinancing. The goal is to pull out most of the initial cash through refinancing, leaving a small basis that produces a very high or infinite CoC return on remaining equity.
Always use annual cash flow in the cash on cash formula. Multiply monthly cash flow by 12 to get annual. The result is expressed as an annual percentage return, making it comparable to other annual returns like stocks or bonds. Using monthly cash flow without annualizing would give a monthly rate, not the standard CoC percentage.
CoC Return (%) = (Annual Pre-Tax Cash Flow / Total Cash Invested) x 100. Annual Pre-Tax Cash Flow = Annual Rental Income - Operating Expenses - Annual Debt Service. Total Cash Invested = Down Payment + Closing Costs + Upfront Repairs + Other Out-of-Pocket Costs at purchase.
To improve CoC return: increase rent (market rent analysis, property upgrades), reduce operating expenses (shop insurance, self-manage), refinance to a lower interest rate to reduce mortgage payments, reduce purchase price through negotiation, or add a unit (ADU) to increase income. Each approach directly increases annual cash flow or reduces the invested cash denominator.