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Deal Analysis · Question answered

How Do I Calculate Cash-on-Cash Return on a Rental Property?

Cash-on-cash return measures how hard your invested dollars work each year. Simple to calculate — but easy to overstate.

How Do I Calculate Cash-on-Cash Return on a Rental Property? — investor answer from Cosmin Ghiurau, San Antonio Texas REALTOR®

Short answer

The direct answer.

Cash-on-cash return = annual pre-tax cash flow ÷ total cash invested. Cash flow is rent minus all operating expenses and debt service. Cash invested includes down payment, closing costs, and any upfront repairs. Cash-on-cash is useful for comparing deals, but it doesn't account for appreciation, principal paydown, tax benefits, or reserves — so it should never be the only number you use.

Why it matters

Cash-on-cash tells you how efficiently your invested capital is producing income right now. Two properties with similar cap rates can have very different cash-on-cash returns depending on financing and how much cash the investor actually puts in.

Most first-year investor disappointment comes from overstating cash-on-cash — using pro forma rent, missing expenses, or excluding closing costs from cash invested.

How to Underwrite Cash-on-Cash

Build cash flow honestly: gross rent × (1 − vacancy) − operating expenses − debt service = annual pre-tax cash flow. Include taxes, insurance, maintenance, management, HOA, capital reserves, and any utilities you pay.

Build cash invested honestly: down payment + closing costs + inspections + upfront repairs and rent-ready work. If you skip any of these, the return looks better than the reality.

Cash-on-Cash Example Inputs

InputExample
Purchase price$275,000
Down payment (25%)$68,750
Closing costs + upfront repairs$8,500
Total cash invested$77,250
Gross annual rent$24,600
Operating expenses (taxes, insurance, maint, mgmt, vacancy)$11,300
Annual debt service$12,800
Annual pre-tax cash flow$500
Cash-on-cash return0.6%

San Antonio / Hill Country example

Example: A Thin First-Year Cash-on-Cash

Using the numbers above, a $275,000 San Antonio rental returns 0.6% cash-on-cash in year one. That's a real answer — not a bad property necessarily, but a deal whose returns come from principal paydown, potential rent growth, and long-term appreciation rather than day-one cash yield.

Cash-on-cash gets more useful when you can compare it across scenarios: this property vs. another, 20% down vs. 25% down, self-managed vs. hired management.

Common mistakes

  • Using pro forma rent instead of achievable market rent.
  • Leaving closing costs and upfront repairs out of cash invested.
  • Excluding capital reserves and expected turnover.
  • Treating cash-on-cash as a total return — it doesn't include principal paydown or appreciation.

When to ask for help

  • You want a written cash-on-cash read on a specific address.
  • You're deciding between more cash down or a higher-rate loan and want to see both scenarios.
  • You want to sanity-check a broker's or wholesaler's stated returns.

FAQs

Frequently asked questions.

What is a good cash-on-cash return?

There is no universal answer. Many long-term rental investors target mid-single-digit cash-on-cash today, with total return coming from principal paydown and long-term appreciation. Higher-yield asset classes like small commercial or self-storage often target higher numbers.

Is cash-on-cash return the same as cap rate?

No. Cap rate is NOI ÷ price and ignores financing. Cash-on-cash is cash flow after debt service ÷ cash invested. Two properties can share a cap rate but have very different cash-on-cash returns.

Does cash-on-cash include loan payments?

Yes. Cash flow is calculated after debt service, so the loan payment is already deducted before dividing by cash invested.

Should I include repairs in cash invested?

Yes — upfront rent-ready repairs and any planned CapEx to stabilize the property should be counted as cash invested.

Why can cash-on-cash return be misleading?

It only measures year-one cash yield. It ignores appreciation, principal paydown, tax outcomes, and long-term rent growth. Two deals with identical cash-on-cash can have very different total returns.

Schedule

Book a 30-minute strategy call — buying, selling, or investing in Texas real estate.

Whether you're buying your next home, selling a property, or growing an income-producing portfolio in San Antonio and the Texas Hill Country, we'll map out your goals and a clear next step — no pressure, no obligation.

  • 30 minutes · free · no obligation
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  • Walk away with a clear next step and honest market read

Work with Cosmin

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