OnSumoTools

Airbnb / STR Profit Calculator

Model true short-term rental profit with seasonal occupancy, guest cleaning fees, platform commission, and your fixed costs, month by month.

100% client-side. Your inputs stay in this browser.

Adjust rates, fees, and costs, annual and monthly results update immediately. Not tax or legal advice.

Currency display only, STR math is the same everywhere.

Net annual profit

$28,284

Avg monthly net

$2,357

RevPAR

$130

Contribution margin

62.6%

Net profit by month

Gross revenue stack

Cost stack

Sensitivity

Same model with occupancy or ADR stressed, updates with your inputs above.

ScenarioAnnual net
Your inputs$28,284
If occupancy drops to 50%$20,926
If nightly rate is −20%$21,733
Listing & demand

$200

65%

$100

Fees & taxes

14.0%

12.0%

0.0%

$80

5.0%

Fixed monthly costs

Gross annual (modeled): $55,382 · Booked nights / yr: 237

How does the Airbnb Profit Calculator with Seasonality work step by step?

The calculator starts with your nightly rate and average annual occupancy, then distributes that occupancy across 12 months using a seasonality preset (ski, beach, urban, or flat). Each month gets its own occupancy multiplier that raises or lowers the average while keeping the annual total consistent. For each month, the tool calculates nightly revenue based on that month's occupancy and your nightly rate, the number of bookings based on occupied nights divided by your average length of stay, cleaning fee revenue collected from guests, platform fees deducted from gross revenue, your cleaning costs per turnover, property management fees if you use a PM company, fixed monthly costs (mortgage, utilities, insurance, HOA), and a maintenance reserve as a percentage of revenue. Net profit equals gross revenue minus all costs.

What does a typical Airbnb Profit Calculator with Seasonality result look like?

Nightly rate: $200. Occupancy: 65%. Average stay: 3 nights. Cleaning fee charged: $100. Cleaning cost: $80. Platform fee: 14%. Mortgage: $1,800/month. Utilities: $200. Insurance: $100. Maintenance reserve: 5%. In a 30-day month: occupied nights = 19.5. Bookings = 6.5. Nightly revenue = $3,900. Gross revenue = $4,550. After all costs (platform fee $637, cleaning $520, operating $2,100, maintenance $228), net monthly profit = $1,065. Annual net: approximately $12,780. If occupancy drops to 50%, net monthly profit falls to roughly $280.

Frequently asked questions

  • How accurate are the seasonality presets?

    They are directional estimates based on broad market patterns. Beach properties typically peak in summer, ski properties in winter, and urban properties stay flatter year-round. Replace the multipliers with your own monthly occupancy data from AirDNA, PriceLabs, or your hosting dashboard for the best accuracy.

  • Should I include property management fees if I self-manage?

    Only if you want to factor in the value of your time. Many hosts set PM to 0% when self-managing. If you plan to hire a manager later, enter the going rate in your market (typically 15-25%) to see how it affects profit.

  • What is RevPAR and why does it matter?

    RevPAR (Revenue Per Available Room-night) divides your nightly revenue by the total nights in the month. It combines your rate and occupancy into one metric. A property charging $300/night at 50% occupancy has the same RevPAR ($150) as one charging $200/night at 75%. Use it to compare properties or track performance over time.

  • How do I handle lodging taxes?

    Most platforms collect and remit lodging taxes for you in jurisdictions where they are required. This calculator does not deduct lodging tax from your revenue because it is a pass-through: guests pay it on top of your nightly rate. If your jurisdiction requires you to remit taxes yourself, subtract that amount from your gross revenue estimate.

  • Is maintenance reserve necessary?

    Yes. Furnishings, appliances, and guest wear add up. A 5% reserve is a starting point. Properties with pools, hot tubs, or older systems should budget 8-10%. Without a reserve, a single HVAC repair or mattress replacement wipes out months of profit.

  • Can I use this to evaluate a property before buying?

    Yes. Enter the expected purchase price as the basis for your mortgage payment (or use the Mortgage Amortization Calculator to find that number first). Set conservative occupancy and rate estimates. If the net profit is positive after all costs including the mortgage, the property cash-flows from day one.

Related tools

Revenue is not profit

A short-term rental looks great at 200 a night. Then the cleaning fees, platform cut, utilities, supplies, insurance, taxes and slow months arrive. Plenty of listings that seem to print money barely break even.

The calculator models a full year. Enter your nightly rate, occupancy by season, and the costs. It gives net profit by month and for the year.

Seasonality changes everything

Few places are full all year. A beach town might hit 90 percent in summer and 30 in winter. A ski town is the reverse. The tool lets you set occupancy for each season, with presets to start from. Presets are rough, so replace them with data from similar listings in your area.

A month by month view shows slow stretches where fixed costs still come due. That's where owners get squeezed.

  • Platform fees, usually a percentage of each booking
  • Cleaning and laundry, partly covered by the guest's cleaning fee
  • Utilities, internet and supplies
  • Insurance, taxes and HOA or association fees
  • Maintenance reserve for repairs and replacements

Costs people forget

Lodging taxes, which vary a lot by city. Property management, typically a share of revenue, if you don't self-manage. Even if you do it yourself, your time has a value. Replacing linens, small appliances and furniture also adds up.

A maintenance reserve of 5 to 10 percent of revenue is a common rule of thumb.

Before you buy

Use the tool to test a property before you commit. Try a pessimistic case with lower occupancy and rates. If it still works, it's a stronger deal. Also check local rules: many cities limit or ban short-term rentals, require permits or cap nights per year.

RevPAR, or revenue per available night, is a quick way to compare listings, since it combines rate and occupancy. The results are estimates, not promises. Your inputs stay in your browser.