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Washington County, OR Fire Regulations: Outdoor Burning (2026)

Significant Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Outdoor burning rules in Washington County, OR, also called the burn ban, open burning, or fire restriction ordinance, set when you can burn yard waste, debris, or run a recreational fire.

Key Facts

Ban scope
Yard-debris open burning, single/multi-family
Applies within
Metro Service District boundary, unincorporated county
Exception
Hardship permit from Health & Human Services
Penalty
Misdemeanor, up to $500 fine per day
Enforcing agency
Dept. of Health and Human Services

Summary

No one may open-burn yard debris on single- or multi-family property in unincorporated Washington County's Metro-boundary area at any time of year unless the Department of Health and Human Services has issued a hardship permit: violators face a misdemeanor and up to a $500 fine.

City-specific rules exist: Hillsboro has its own outdoor burning rules that differ from Washington County's county-level regulations. If you live in Hillsboro, check the city-specific page instead.

No person shall at any time of the year cause or allow to be initiated any open burning of yard debris on single or multi-family property located in unincorporated areas of Washington County that are within the Metropolitan Service District Boundary, unless a hardship permit has been issued by the Washington County Department of Health and Human Services as described in Section 8.56.060.

Source: Municode LibraryView official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Community Development Code: Supplement 2 | Code of Ordinances: Supplement 25).

Full Breakdown

060. K, burn barrels, incinerators, and open outdoor fires where combustion air isn't controlled and smoke isn't vented through a stack. C. 08) for repeat violations. 040 that curtails fireplaces and woodstoves on red-day air quality advisories.

Violations & Fines

Violating the open-burning ban is a misdemeanor punishable, upon conviction, by a fine of not more than $500 under Section 8.56.070.G, with each day of violation counted as a separate offense (8.56.070.H). Enforcement escalates from a notice of noncompliance to a citation under Chapter 1.08 for repeated violations observed by a county officer.

Frequently Asked Questions

Can I burn yard debris in unincorporated Washington County?
Not without a hardship permit. Section 8.56.050.A prohibits open burning of yard debris on single- or multi-family property within the Metro Service District Boundary at any time of year unless the Department of Health and Human Services has issued a hardship permit under Section 8.56.060.
What's exempt from the burn ban?
Section 8.56.050.B exempts recreational fires, barbecue equipment used with a residence, agricultural burning under ORS 468A.020, and fires set by a public agency for weed abatement or hazard elimination, though all remain subject to local fire-district and state fire marshal rules.
What's the penalty for illegal open burning?
A misdemeanor punishable by a fine of not more than $500 upon conviction, with each day of continued violation charged as a separate offense under Section 8.56.070.G-H.
Who investigates a burning complaint?
The Washington County Department of Health and Human Services investigates complaints, determines whether the fire was exempt, and issues a notice of noncompliance before a citation is pursued for repeat violations, per Section 8.56.070.

Sources & Official References

Other rules in Washington County

All Washington County rules

How Washington County compares: Cities with the Strictest Outdoor Burning Rules·Compare Washington County to another location·View the Oregon fire regulations overview

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