Cash-on-Cash Return Calculator
Compute cash-on-cash return for leveraged rental properties: annual cash flow ÷ total cash invested. Distinct from cap rate — factors in mortgage financing. Critical for BRRRR investors.
Cash-on-Cash Return Calculator
💰 Purchase + financing
💼 Acquisition + renovation costs
🏠 Rental income + operating expenses
How to use the Cash-on-Cash Return Calculator
Enter purchase + financing details
The CoC math separates "cash invested" (your actual money in the deal) from "loan amount" (the bank's money). Down payment: typically 20-25% for residential rentals, 25-30% for commercial. Mortgage rate: current investment-property rates run 0.5-1.5% above primary residence rates (US 2024: ~7-8% for rentals). Term: 30 years is standard; some BRRRR strategies use 20-year terms for faster equity build.
Account for ALL cash invested
Total cash invested isn't just the down payment — include: closing costs (1-3% of purchase, around $5-15K), renovation cost (anything spent before renting), inspection fees, attorney fees, and any prepaid items. CoC return divides annual cash flow by the FULL amount of money you tied up in the deal. Skipping these inputs inflates the apparent return — getting it right is crucial for honest comparison across deals.
Use realistic income + expense numbers
Gross rent: market rent (not above-market hopes). Vacancy: 5-7% for stable rental markets. Operating expenses: 8-12% for self-managed; 15-20% for professionally managed including reserves. The "50% rule" (assume operating expenses = 50% of gross rent) is a useful sanity check for retail investors — if your modeled expense is much less than 50%, you may be missing items (CapEx reserves are a common omission). Mortgage interest is NOT an operating expense — it's debt service, treated separately in CoC math.
Compare to your alternative uses of capital
The "is this a good CoC?" question depends on what else you'd do with the down payment. Stock market: long-term ~10% expected return (with volatility). HYSA / Treasuries: ~4-5% in 2024 (risk-free). REITs: ~5-7% dividend yield + appreciation. For a leveraged rental to be worth it, CoC return + appreciation should exceed your alternative AFTER accounting for the extra work + risk + illiquidity. Many investors target 8-12% CoC; below 4%, the math rarely supports the additional effort.
Cash-on-cash return — the metric that lets leverage work for you
Cash-on-Cash (CoC) return is the rental-property analog to stock dividend yield, with one critical addition: leverage. CoC = Annual Cash Flow ÷ Total Cash Invested. The math separates the cash YOU put into the deal from the cash the BANK put in (via mortgage). A 6% cap-rate property bought all-cash returns 6% CoC. The same property bought with 25% down at a 4% mortgage rate might return 12-15% CoC — the difference is the "leverage premium" that property investors capture. This is why real estate has minted more millionaires than any other asset class historically: the combination of leveraged income returns + leveraged appreciation produces returns no unleveraged investment can match. The risk side: leverage works both ways, amplifying losses just as effectively as gains.
Why CoC matters more than cap rate for leveraged investors
Cap rate (unlevered yield) ignores financing — it asks "how much income would this property generate per dollar of purchase price if bought outright?" CoC (levered yield) asks "how much income am I getting per dollar of MY money?" For all-cash buyers (rare in residential rentals; common in commercial institutional), cap rate IS CoC. For leveraged buyers (most retail investors), CoC is dramatically different from cap rate, and the difference is what makes real estate attractive vs other asset classes. The leverage multiplier: a property at 6% cap rate, 25% down, 7% mortgage, has CoC roughly = (NOI − annual mortgage) / down payment = approximately 4-8% depending on financing details. If you can find a property at higher cap rate or use cheaper financing, the CoC scales up dramatically. This is why BRRRR investors obsess over cap rates AND mortgage rates simultaneously — both inputs control the CoC outcome.
Cap rate measures the property; cash-on-cash measures YOUR investment. For leveraged investors, CoC is the metric that matters — it captures how leverage amplifies (or destroys) returns.
The BRRRR strategy and the 10% CoC benchmark
BRRRR (Buy, Rehab, Rent, Refinance, Repeat) has become the dominant strategy for retail real estate investors over the past decade. The model: buy a distressed property below market, renovate to market standard, rent it out, refinance at the new appraised value (returning your invested capital), then repeat. The CoC return AFTER the cash-out refinance is the key metric — successful BRRRR deals target CoC above 10% (some aim 15%+) AFTER refinancing has returned most of the initial capital. The classic BRRRR formula: buy at 70% of ARV (After-Repair Value) minus renovation cost, refinance at 75% of ARV — recovers your capital while keeping the property + cash flow. Books like David Greene's "BRRRR" + the BiggerPockets community popularised this approach. It works best in markets with appraisal-credit for renovation work and reasonable rental demand.
The ASEAN rental property angle
Cash-on-cash math across ASEAN rental markets has distinct characteristics. Singapore: high property prices + ABSD (Additional Buyer's Stamp Duty 20-65%) + low rental yields (3-4% gross) typically produce negative CoC at standard 25% down + current 4-5% mortgage rates. Singapore landlords historically rely on appreciation, not yield. Malaysia (KL, Penang): rental yields 4-6% gross; CoC after 20-25% down + 4-5% mortgage typically positive but modest (3-7%). Indonesia (Jakarta): yields 5-7%; financing more expensive (6-8% rates); challenging CoC math. Vietnam / Thailand / Philippines: similar dynamics to Indonesia; foreigner ownership restrictions add complexity. For ASEAN expat investors, the math often pushes toward US/UK/Australian rental properties (where CoC math is more favorable at 8-12%) rather than home-market rentals. Singapore-based property investors increasingly buy US single-family rentals via platforms like RealtyMogul + CrowdStreet for better CoC returns. The math in this calculator works in any currency; ROI comparison is what matters across jurisdictions.
10 Things to Know About Cash-on-Cash Return
CoC = Annual Cash Flow ÷ Total Cash Invested. Captures how leverage amplifies (or destroys) returns. The metric for leveraged real estate investors.
Cap rate is unlevered; CoC is levered. For all-cash buyers, they're the same. For 25%-down buyers, CoC can be 2-3× the cap rate (positive leverage).
The "buy-and-hold rental" target CoC: 8-12%. BRRRR after refinance: 10%+. Class A in primary metro: 4-6%. Class C secondary: 10-15%.
Negative CoC = paying out of pocket every month. Common in Singapore + HK rentals where investors bet on appreciation, not yield.
Total cash invested = down payment + closing costs + renovation. Skipping reno cost inflates apparent CoC — be honest about total capital tied up.
The BRRRR strategy (Buy, Rehab, Rent, Refinance, Repeat) targets recovering most invested capital via cash-out refi — pushes CoC dramatically higher.
Leverage works both ways: at 25% down, a 10% drop in property value = 40% loss on your equity. CoC math must account for this risk.
Singapore residential rental yields are 3-4% gross — among the world's lowest, driven by high property prices. Net yields (after taxes + fees) often under 2%.
The "50% rule" assumes operating expenses = 50% of gross rent. Useful sanity check — if your model uses much less, you may be missing items (CapEx reserves are common omissions).
CoC ignores appreciation + tax benefits. Total real estate return = CoC + appreciation + tax savings + principal pay-down. CoC is just the cash-yield piece.
Frequently Asked Questions
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Depends on your alternative uses of capital + risk tolerance. Universal benchmarks: Below 4%: below HYSA/Treasuries — only justified by appreciation bet. 4-7%: comparable to dividend stocks; leveraged real estate adds work + risk for similar return. 8-12%: typical target for serious buy-and-hold investors. 10%+: BRRRR after refinance benchmark. 15%+: exceptional deal or significant risk factors. Match your CoC target to the work + risk you're willing to accept.
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Use both. Cap rate is the property's intrinsic yield (unlevered) — useful for comparing properties on equal terms regardless of how each buyer finances. CoC is YOUR specific return given YOUR financing — useful for deciding if YOUR deal makes sense. Cap rate screens; CoC commits. For institutional all-cash buyers, cap rate = CoC. For retail leveraged buyers, CoC is what matters for decision-making.
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CoC is intentionally a CASH metric — it captures only realized cash flow. Appreciation is unrealized (paper) until you sell. Total real estate return adds CoC + appreciation + principal pay-down + tax benefits, but each is fundamentally different. Conservative investors emphasise CoC (real cash); aggressive investors emphasise total return including appreciation. Both have merit. For your overall analysis, model CoC + expected appreciation rate separately, then add — but don't conflate them.
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Significant in some jurisdictions. US rental properties: depreciation deductions can shelter much of rental income from tax; cost segregation studies accelerate this. Mortgage interest is deductible. Singapore: rental income taxed at progressive rates; expenses deductible. Malaysia / Indonesia: similar deductions allowed. Australia: negative gearing rules allow rental losses to offset other income — a major attraction historically. Tax shelter is real but jurisdiction-specific; consult local tax advisors. This calculator focuses on pre-tax CoC; multiply by (1 − marginal tax rate on rental income) for after-tax view.
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CapEx (Capital Expenditures — roof, HVAC, water heater, major systems) is a huge factor most retail investors under-model. A roof replacement every 25 years costs $10-30K; an HVAC every 15-20 years $5-10K; major plumbing every 30 years $20K+. Convert these to annualised reserves: budget $200-500/month for CapEx reserves on a typical residential rental. Add this to your operating expenses input. Without CapEx reserves, your CoC looks great for 5-10 years, then ONE big repair wipes out years of cash flow. Professional property managers + bank-style underwriting always include CapEx reserves.
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Massively. From 2021's 3.5% rental mortgage rates to 2024's 7-8%, monthly payments on the same loan amount roughly doubled. A property that produced 10% CoC at 3.5% rate produces -2% CoC at 7.5% rate (negative cash flow). This is why CRE values fell 20-40% as rates rose. For variable-rate mortgages (uncommon for residential, common for commercial), the math gets riskier — you're betting on rates staying low. Fixed-rate 30-year mortgages on residential rentals provide stability; commercial loans often have 5-7 year balloon resets that re-expose you to rate risk.
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Yes, but it's harder than the BiggerPockets podcasts make it sound. Key requirements: (1) Buy 30%+ below market value (hard — competitive deal-finding). (2) Renovation costs come in at budget (also hard — overruns common). (3) Appraisal credits the renovation work at refinance (depends on lender + property). (4) Strong rental market for stable income. When all four align, BRRRR produces extraordinary CoC returns. When any one breaks down, the strategy falters. Success rate for first-time BRRRR investors: maybe 30-40% by their numbers; experienced practitioners running 5+ deals/year approach 70-80% success rate.
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Three reasons. (1) Property prices have appreciated faster than rents over 20 years, compressing gross yields to 3-4% (US/UK average 6-8%). (2) ABSD (Additional Buyer's Stamp Duty) of 20-65% for additional residential properties pushes total acquisition cost up 25%+. (3) Property tax on owner-non-occupied rates is 10-16% on annual rental value. The combined effect: many Singapore landlords have negative CoC and rely entirely on appreciation. This is why sophisticated SG investors buy commercial REITs (5-8% yields) instead of direct residential. For SG residents wanting rental income, US/Australia/UK markets often produce better CoC math.
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No. All calculations run entirely in your browser via JavaScript. There's no server roundtrip — open DevTools → Network and confirm zero outbound requests. Your property data stays on your device. Safe for confidential deal analysis, BRRRR planning, or any sensitive real estate data.
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Both, weighted by your situation. If you NEED the cash flow now (retirees, semi-retired, supplemental income seekers): prioritise CoC; minimum 6-8%. If you don't need cash flow + believe in appreciation (younger accumulators, primary metros): can tolerate lower CoC (3-5%) for higher appreciation potential. If you want both: target tertiary metros with 8%+ CoC + reasonable appreciation. Singapore/HK/SF/NYC = appreciation play (low CoC). Texas/Ohio/Florida secondary cities = cash flow play (higher CoC). Diversifying across geographies captures both.
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