Inventory existing structures.
Include the house, garage and other relevant outbuildings when preparing site information.
Patio Covers · Arlington, Washington
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.

Choose initial dimensions and roof shape, then confirm the complete site footprint, supports and review requirements for the property.
Choose a callback time if you want help with a more detailed estimate, or send the request without one.
Patio cover installation
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.
Include the house, garage and other relevant outbuildings when preparing site information.
Distinguish the covered footprint from the paved area and show the intended attachment.
Do not apply the worksheet’s example percentage as an automatic approval for every property.
Before work begins
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.
Show the proposed roof footprint and posts separately so the review reflects the actual structure.
The city’s bulletin retains site obligations even for exempt structures. Confirm the current requirements for the property.
Use it for an initial range and have the proposed footprint, supports and parcel constraints reviewed separately.