How do I calculate maximum occupancy for an Airbnb?

The most common rule is '2 guests per bedroom + 2.' A 3-bedroom rental therefore caps at 8 guests. Always cross-check your city's STR ordinance and your insurance limit.

Occupancy Limits & Maximum Guests

Occupancy limits cap how many guests can sleep at your property. Most US cities enforce '2 per bedroom + 2' as the legal cap; exceeding it can void insurance and trigger fines. This is the StayFlow playbook used by thousands of short-term rental hosts in 2026.

What is occupancy limits & maximum guests?

Occupancy limits cap how many guests can sleep at your property. Most US cities enforce '2 per bedroom + 2' as the legal cap; exceeding it can void insurance and trigger fines.

Key takeaways

Standard formula: 2 per bedroom + 2
Septic limit (rural): Hard cap — check tank size
Fire-code limit: Often the binding constraint
Counting infants — most cities don't, but some do.
Allowing 'just one more' for a wedding — voids insurance.

Benchmarks

Metric	Value
Standard formula	2 per bedroom + 2
Septic limit (rural)	Hard cap — check tank size
Fire-code limit	Often the binding constraint

Step-by-step playbook

Step 1
Step 1
Look up your city's STR occupancy ordinance.
Step 2
Step 2
Cross-check against your insurance policy's maximum.
Step 3
Step 3
Set the listing max one below the legal cap to leave room for an unannounced extra guest.
Step 4
Step 4
Restate the cap in the welcome message and rules.

Common mistakes to avoid

Counting infants — most cities don't, but some do.
Allowing 'just one more' for a wedding — voids insurance.
No language about visitors vs overnight guests.

Frequently asked questions

How do I calculate maximum occupancy for an Airbnb?: The most common rule is '2 guests per bedroom + 2.' A 3-bedroom rental therefore caps at 8 guests. Always cross-check your city's STR ordinance and your insurance limit.