If you own or are thinking about buying a rental property, understanding your return on investment (ROI) is one of the most important steps you can take. A cap rate calculator makes it simple to see how much income your property generates compared to its value. Our Cap Rate Calculator lets you enter a few numbers and instantly review your cap rate. This gives you a clear picture of whether a property is worth your time and money. What Is a Cap Rate and Why Does It Matter? The capitalization rate is a percentage that measures a rental property’s annual net operating income (NOI) relative to its purchase price or current market value. For example, if a property generates 12,000 in NOI per year and is worth 200,000, the cap rate would be 6%. This number helps investors quickly compare different properties and decide which ones offer the best returns for their investment goals. A higher cap rate often means higher potential returns, but it can also signal higher risk. A lower cap rate ...