Invest
Underwrite a small rental without getting cute.
Cash flow, leverage, reserves, and downside in one clean pass.
Rent math first
Use Rent Yield to check cash flow, leverage, and downside before the story gets too optimistic.
Use assumptions you can defend
Vacancy, repairs, taxes, and PM drag matter more than clever output labels.
Know the downside
A thin spread on the front end becomes a rough hold later.
Real estate 101 calculators
Tiny inputs. Useful answers.
Fast screens for investors, landlords, tenants, and lenders. Each result shows the formula so the math stays inspectable.
InvestorsLandlords
Cash-on-cash return
Measure first-year cash return on cash invested.
Pre-tax CoC return4.23%
Annual cash flow$3,300
FormulaCash-on-cash = annual pre-tax cash flow / total cash invested
Cash-on-cash shows the cash yield on the money you actually put into the deal.
- This ignores appreciation, principal paydown, income taxes, depreciation, and future rent changes.