How to Analyze a Rental Property Deal in a Spreadsheet

Every rental listing looks good until expenses, vacancy, and financing land on the same screen. A free rental property deal analyzer spreadsheet models price, rent, expenses, cash flow, cap rate, and cash-on-cash return so you compare deals consistently.

Input conservative assumptions

1. Purchase price and closing costs
2. Gross rent — use market rent, not seller pro forma fantasy
3. Vacancy — default 5–10% unless local data says otherwise
4. Operating expenses — taxes, insurance, maintenance, management, utilities you pay
5. Debt service — loan amount, rate, term if financed
6. Cash invested — down payment + closing + immediate repairs

The sheet outputs monthly cash flow, cap rate, and cash-on-cash — three numbers every investor should see before offering.

Go / no-go rules you can defend

Write thresholds in the sheet header: e.g. minimum $200/month cash flow and 8% cash-on-cash. A deal that fails both on conservative inputs is a pass — even if the photos are pretty.

After you own, switch trackers

The analyzer is for acquisition. Operating owners move ongoing data to the rental property tracker for monthly actuals vs. plan.

Flippers use the house flip budget — different hold period economics.

When deal platforms win

Live rent comps, MLS feeds, and portfolio dashboards justify subscriptions for high-volume acquirers. Casual investors analyzing a few deals per year often stay in a sheet until speed of analysis becomes the bottleneck.

These templates are analysis tools, not investment advice. Verify assumptions, financing, and local regulations independently.