Permit Required? Not required (under 8 ft)
Typical Fee Range No permit fee Fences under 8 ft and concrete/masonry under 6 ft don't need a permit
Fee Method No fee
Apply Online Apply at Seattle Dept. of Construction & Inspections →

What's Required in Seattle

  • Fence Permits in Seattle are regulated by the Seattle Department of Construction & Inspections (SDCI)
  • Seattle is in Seismic Zone D — structural work must meet enhanced earthquake-resistance standards
  • Seattle's tree ordinance may require a tree removal permit before any excavation near trees
  • Permits are applied for online through Seattle's SDCI portal
  • Work must be performed by licensed contractors for electrical, plumbing, and mechanical
  • Check for environmental critical areas (steep slopes, wetlands) before starting any project

How to Get a Fence Permit in Seattle

1

Check Permit Requirements

Use SDCI's online resources to confirm if your project needs a permit. Fences under 8 feet and same-material roof replacements are common exemptions in Seattle.

2

Review Tree & Environmental Rules

Seattle's tree ordinance applies to trees 6+ inches in diameter. Check for critical areas (slopes, streams) on your property before applying.

3

Submit Application Online

Apply through SDCI's online portal. Upload plans, site information, and contractor details. Simple projects may use an online express permit.

4

Pay Fees & Await Review

Fees of No permit fee are valuation-based. SDCI review times vary: express permits same-day; standard residential 3–8 weeks.

5

Schedule Inspections

SDCI requires inspections at key stages. Book inspections online through the SDCI portal.

Frequently Asked Questions

Fences under 8 feet tall (or concrete/masonry under 6 feet) do not require a building permit in Seattle. Taller fences require a permit from SDCI.
Seattle fences under 8 feet do not require a permit, so there is no permit fee.
Seattle is in Seismic Zone D, one of the highest risk categories in the contiguous U.S. All structural work — decks, additions, foundations — must meet enhanced earthquake-resistance standards per the Seattle Building Code. Engineered footings are typically required for decks and structural additions.