Introduction
The Airbnb Calculator helps you figure out if a short-term rental property is a good investment. Simply enter key details like the purchase price, nightly rate, expected occupancy, and expenses. The calculator then shows you important numbers like your monthly cash flow, annual revenue, and return on investment. Whether you already own a property or are thinking about buying one, this tool makes it easy to see if renting on Airbnb will actually make you money. Understanding these numbers before you invest can save you from costly mistakes and help you find the most profitable rental opportunities.
How to Use Our Airbnb Calculator
Enter details about your short-term rental property and how you plan to operate it. The calculator will show you projected revenue, expenses, cash flow, cap rate, cash-on-cash return, break-even occupancy, and a year-by-year financial projection so you can decide if the investment makes sense.
Analysis Mode: Choose from four tabs at the top. Pick Buy if you're purchasing a new property, Rent (Arbitrage) if you're leasing a property to sublease on Airbnb, Owned if you already own the property, or Co-Host if you're managing someone else's listing for a commission.
Purchase Price: In Buy mode, enter the full price you plan to pay for the property. This is used to calculate your mortgage, closing costs, cap rate, and return on investment. In Owned and Co-Host mode the same box asks for the property's current value, which sets the maintenance reserve and, in Owned mode, the cap rate and equity.
Monthly Rent to Landlord: In Rent (Arbitrage) mode, enter the monthly rent you pay to the property owner. This replaces the mortgage payment in your expense calculations.
Co-Host Commission: In Co-Host mode, enter the percentage you earn as the property manager. The calculator takes it from revenue after platform fees and occupancy tax.
Down Payment: Enter the percentage of the purchase price you plan to put down. The calculator will show the dollar amount below the field.
Interest Rate: Enter the annual interest rate on your mortgage loan.
Loan Term: Set the length of your mortgage in years, up to 30.
Closing Costs: Enter closing costs as a percentage of the purchase price. The typical range is 2% to 5%.3
Arbitrage Startup Costs: In Rent mode, enter your security deposit, first and last month's rent, and furnishing and setup costs. These are used to calculate your total cash invested and your return on that investment.
Average Nightly Rate: Enter your expected average rate per night across all seasons. Look at comparable listings in your area to find a realistic number.
Annual Occupancy Rate: Enter the percentage of nights you expect to be booked over the year. Look at how often similar listings in your area are booked to find a realistic number.
Cleaning Fee (Per Stay): Enter the cleaning fee you charge guests for each booking. This is added to your gross revenue.
Average Stay Length: Enter the average number of nights per guest booking. This is used to figure out how many turnovers you'll have per year.
Platform/Host Fee: Enter the percentage the booking platform takes from your revenue. Under Airbnb's split-fee structure most hosts pay a 3% service fee, and under its single-fee structure, which is replacing it, most hosts pay 15.5%.1 Vrbo's pay-per-booking fee is a 12% commission on the rental amount and any fees you charge guests, with no separate payment processing fee when Vrbo processes the payment.2
Property Tax (Annual): Enter your total yearly property tax. This does not apply in Rent or Co-Host mode.
Insurance (Annual): Enter your annual insurance cost, including any short-term rental rider or commercial policy. This does not apply in Rent or Co-Host mode.
Utilities (Monthly): Enter your average monthly cost for electricity, gas, water, and sewer.
Internet/Cable (Monthly): Enter your monthly internet and cable cost. Fast, reliable Wi-Fi is a must for most guests.
Cleaning Cost (Per Turnover): Enter what you actually pay to have the property cleaned between guests. This is separate from the cleaning fee you charge.
Supplies & Consumables (Monthly): Enter your monthly spending on toiletries, paper goods, coffee, linens replacement, and other guest supplies.
Maintenance Reserve: Enter a percentage to set aside for repairs and upkeep. A common rule of thumb for owners is to set aside 1% to 4% of the property value per year.6 For renters, this is calculated as a percentage of revenue.
Property Management Fee: If you hire a property manager, enter their fee as a percentage. The calculator takes it from revenue after platform fees and occupancy tax. Enter 0 if you plan to manage the property yourself.
HOA / Condo Fees (Monthly): Enter any monthly homeowners association or condo fees. Make sure your HOA allows short-term rentals before investing.
Income Tax Rate: Enter your combined federal and state marginal tax rate. This is used to estimate the taxes you'll owe on your rental income. Mortgage interest on a rental is deductible, but principal payments are not.9 The estimate deducts your first year's mortgage interest, or in Rent mode the rent you pay, which is also deductible.9 It does not subtract depreciation, which you can also deduct.9 Including it would lower the estimate.
Occupancy/Lodging Tax: Enter any local short-term rental or lodging tax percentage. Set this to 0 if the platform collects and remits it for you, or if you add it to the guest's bill on top of your rate.
Projection Period: Enter the number of years you want to project, from 1 to 30. The calculator will build a year-by-year table and charts for this time frame.
Annual Revenue Growth: Enter the percentage you expect your revenue to grow each year due to rate increases and market demand.
Annual Expense Growth: Enter the percentage you expect your operating costs to rise each year due to inflation and price increases.
Annual Property Appreciation: In Buy or Owned mode, enter the yearly rate you expect the property value to increase. This affects your equity projection over time.
What Is an Airbnb Calculator?
An Airbnb calculator is a financial analysis tool that helps you figure out if a short-term rental property will make money. It takes your expected income, subtracts all your costs, and shows you the profit or loss you can expect each month and each year. This calculator gives you a clear picture of the numbers before you commit your money, whether you are buying a new property, renting one to sublease on Airbnb (called rental arbitrage), converting a home you already own, or co-hosting someone else's listing.
How Short-Term Rental Income Works
When you list a property on Airbnb or a similar platform, you earn money based on three main factors: your nightly rate, your occupancy rate, and any cleaning fees you charge guests. Your gross revenue is the total of all these earnings over a year. However, you do not keep all of it. The platform takes a host service fee: most Airbnb hosts pay 3% under the split-fee structure or 15.5% under the single-fee structure.1 On Vrbo, pay-per-booking hosts pay a 12% commission, with no separate processing fee when Vrbo processes the payment.2 Some cities also charge an occupancy or lodging tax. Where Airbnb collects it, it collects it from guests at the time of booking.4 If you pay it out of the price you charge instead, it comes off your revenue. What remains after those deductions is your net revenue.
How many nights you book varies widely by location, season, and property type, so base your occupancy on similar listings near you.
Key Financial Metrics Explained
Net Operating Income (NOI) is your net revenue minus all operating expenses, such as utilities, cleaning costs, supplies, insurance, property taxes, and maintenance. NOI does not include your mortgage payment.8 It tells you how much the property earns from operations alone.
Cash flow is what you actually pocket after paying everything, including your mortgage or rent payment. Positive cash flow means the property puts money in your pocket each month. Negative cash flow means you are paying out of your own funds to keep it running.
Cap rate (capitalization rate) divides your annual NOI by the property's purchase price.8 In Owned mode the calculator uses the current value you enter instead. Because NOI leaves out mortgage interest and principal, cap rate measures the return the property generates independent of how you financed it.8 Compare it with the cap rates of similar properties in the same area rather than relying on one cutoff.
Cash-on-cash return compares your annual cash flow to the total cash you invested (down payment, closing costs, or startup costs). In Owned mode it uses your equity, which is the property's current value minus the loan balance you still owe. This metric tells you how hard your actual out-of-pocket dollars are working. For example, if you invested $80,000 and earn $8,000 in annual cash flow, your cash-on-cash return is 10%.
Break-even occupancy is the minimum percentage of nights you need to book just to cover all your expenses. If your break-even occupancy is 45%, you need at least 165 booked nights per year before you start making a profit. The lower this number, the safer your investment.
The Four Analysis Modes
Buy Mode is for people looking to purchase a property specifically for short-term rental use. It factors in the purchase price, down payment, closing costs (typically 2% to 5% of the price), mortgage payments, property taxes, and insurance.3 Your total cash invested includes your down payment plus closing costs, and your ROI is measured against that amount.
Rent (Arbitrage) Mode is for people who lease a property from a landlord and then list it on Airbnb with the landlord's permission. Instead of a mortgage, your fixed cost is your monthly rent. Startup costs include your security deposit, first and last month's rent, and furnishing expenses. This approach requires less upfront capital but carries risk if occupancy drops below your break-even point.
Owned Mode is for people who already own a property and want to see if converting it to a short-term rental makes financial sense. You can toggle whether the property still has a mortgage or is fully paid off. If it still has one, enter the remaining loan balance and set the loan term to the years left on it. If it is paid off, your expenses drop significantly, which usually results in strong cash flow.
Co-Host Mode is for property managers who run someone else's Airbnb listing in exchange for a commission. The calculator works the commission out on revenue after platform fees and occupancy tax. Airbnb also works out a co-host's percentage from the host's earnings after the host service fee.5 Since you do not own or lease the property, your cash invested is essentially zero, and your earnings come purely from the commission split.
Common Expenses to Watch
Short-term rentals have more expenses than most people expect. Beyond the obvious costs like your mortgage and utilities, you need to budget for cleaning between guests, supplies and consumables like toiletries, coffee, and paper goods, maintenance reserves for unexpected repairs, and potentially a property management fee if you hire someone to handle guest communication and logistics. A common rule of thumb is to set aside 1% to 4% of the property's value each year for maintenance.6 HOA or condo fees can also eat into profits if your property is in a managed community.
Why Projections Matter
A single year snapshot does not tell the full story. Revenue tends to grow over time as you raise rates and build up positive reviews, but expenses also increase due to inflation. Property values may appreciate, building equity for owners. The year-by-year projection in this calculator accounts for annual revenue growth, expense growth, and property appreciation so you can see how your investment performs over 5, 10, or even 30 years. Comparing your cumulative cash flow with your total cash invested shows roughly when the investment pays back your initial capital.
Tips for Accurate Results
The quality of your analysis depends entirely on the numbers you put in. Research comparable Airbnb listings in your target area to find realistic nightly rates and occupancy. Do not assume best-case scenarios. Use conservative estimates. If similar listings average $180 per night, do not plug in $250. Account for seasonality by using a blended average rate across the full year. And always include every expense, even small ones. Overlooking $150 per month in supplies and consumables adds up to $1,800 per year in missing costs that can turn a profitable deal into a losing one.