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Multnomah County, OR Short-Term Rentals: Taxes & Fees (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

Key Facts

Total tax rate
11.5% of rent
Base rate
5%
Surcharges
1% + 3% + 2.5%
Registration deadline
within 15 days of starting
Returns due
quarterly, 15th of next month

Summary

Multnomah County taxes short-term rental stays at 11.5% of rent, a 5% base rate plus three surcharges, collected by the operator from every guest staying 30 days or less.

City-specific rules exist: Portland has its own taxes & fees rules that differ from Multnomah County's county-level regulations. If you live in Portland, check the city-specific page instead.

Each transient shall pay a tax of 11.5% of the rent charged by the operator, with this tax comprised of the following base rate and surcharges: (1) The base rate of the tax imposed by subsection (A) is equal to 5%. (2) A first surcharge rate of the tax imposed by subsection (A) is equal to 1%. (3) A second surcharge of the tax imposed by subsection (A) is equal to 3%. (4) A third surcharge of the tax imposed by subsection (A) is equal to 2.5%.

Source: Municode LibraryView official code

Full Breakdown

Multnomah County Code Section 11.401 imposes an 11.5% transient lodgings tax on every occupant of a HOTEL, a term the code defines to include any structure or portion of a structure held out for transient occupancy of 30 days or less, reaching Airbnb-style short-term rentals alongside hotels and motels. The tax layers a 5% base rate with 1%, 3%, and 2.5% surcharges. Operators must register with the county Tax Administrator within 15 days of starting business and remit collected tax quarterly, due the 15th of the month after each quarter. The tax applies countywide, including inside Portland, though operators get credit against city lodging tax owed for the same occupancy.

Violations & Fines

Failing to register a rental as an operator, collect the tax, or file quarterly returns is a violation punishable by a fine up to $500 per offense, plus 10-15% delinquency penalties and 1% monthly interest.

Frequently Asked Questions

Does Multnomah County's lodging tax apply to my Airbnb in Portland?
Yes. The county's HOTEL definition covers any short-term rental structure, and the tax applies countywide, though you get credit against the county tax for any city transient lodging tax paid on the same stay.
How much tax do I owe on a short-term rental stay?
11.5% of the rent charged: a 5% base rate plus 1%, 3%, and 2.5% surcharges, all collected from the guest and remitted to the county quarterly.
What happens if I don't register or remit the tax?
It's a code violation punishable by a fine up to $500 per offense, on top of 10% (then 15%) delinquency penalties and 1% monthly interest on unpaid tax.

Sources & Official References

Other rules in Multnomah County

All Multnomah County rules

How Multnomah County compares: Cities with the Highest Short-Term Rental Taxes·Compare Multnomah County to another location·View the Oregon short-term rentals overview

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