Patio Covers · Arlington, Washington

Patio covers in Arlington, WA.

Patio covers in Arlington add a roofed footprint to a property that may already have a garage, shed, deck or porch. Begin with the whole site before deciding how far the new roof should extend.

Evergreen Home Pro helps you compare attached and freestanding layouts in the context of the existing improvements. Show proposed posts and roof edges, not only the patio paving underneath.

Illustration of a white gabled patio shelter over gray stone paving beside a cream home and autumn garden.

Explore an Arlington patio cover range.

Choose initial dimensions and roof shape, then confirm the complete site footprint, supports and review requirements for the property.

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Test the cover footprint against the existing site.

Arlington’s residential zoning worksheet includes covered patios among the structures counted in its coverage calculation. Gather the existing footprint information and have the reviewer confirm the calculation for your parcel and proposal.

Inventory existing structures.

Include the house, garage and other relevant outbuildings when preparing site information.

Draw the proposed roof edge.

Distinguish the covered footprint from the paved area and show the intended attachment.

Confirm the parcel-specific limit.

Do not apply the worksheet’s example percentage as an automatic approval for every property.

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Before work begins

Confirm how the selected cover design will be reviewed.

Arlington’s older exemption bulletin describes a limited detached-cover exemption and preserves other site obligations. Ask the city how the current rules apply to the proposed size and attachment.

The calculator’s dimensions describe an initial price scenario. They do not establish setbacks, coverage, footing locations or whether an existing slab can support the selected structure.

Review Arlington's project and permit resources →

Patio Covers questions for Arlington homeowners.

Is the covered area always the same as the paving?

Show the proposed roof footprint and posts separately so the review reflects the actual structure.

Does a detached cover avoid all site review?

The city’s bulletin retains site obligations even for exempt structures. Confirm the current requirements for the property.

Can the calculator approve the layout?

Use it for an initial range and have the proposed footprint, supports and parcel constraints reviewed separately.

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