What is cash-on-cash return, and what are its key limitations in evaluating a property?

• A. Cash-on-cash = annual before-tax cash flow divided by total cash invested; ignores time value of money, appreciation, and non-cash items
• B. Cash-on-cash = net operating income divided by total assets; accounts for appreciation
• C. Cash-on-cash = total cash flow over the life of the investment; ignores taxes
• D. Cash-on-cash = equity multiple divided by IRR; overstates leverage impact

Answer: (A)

Cash-on-cash return measures how much cash income you generate relative to the cash you actually invested in the property in a given period. It’s calculated by taking the annual pre-tax cash flow (the cash remaining after operating expenses and debt service, before taxes) and dividing it by the total cash invested (your down payment, closing costs, renovations, and any other cash you put into the deal). This gives a simple ratio of cash generated to cash laid out, focusing on near-term cash yield rather than overall value.

The main limitations are that it ignores the time value of money, so it doesn’t discount future cash flows or consider their timing. It also ignores changes in property value, i.e., appreciation or depreciation, and it omits non-cash items such as depreciation and other tax effects. Since it uses before-tax cash flow, it also leaves out taxes and the tax benefits of real estate investing, which can be substantial. Additionally, it doesn’t capture longer-term benefits like principal paydown building equity or cash flows beyond the first year. This is why cash-on-cash is a handy quick screen, but it should be used alongside metrics like IRR and NPV for a fuller long-term evaluation.