Demolition Contractors in Redmond, WA

Redmond has some of the most specific demolition rules on the Eastside, so it pays to hire demolition contractors who know them before the first wall comes down. The city grew 35.3 percent between 2010 and 2020, from 54,144 to 73,256 people, and much of that growth came from older lots being cleared and rebuilt. Whether you are replacing a 1970s rambler, removing a detached garage or gutting a kitchen, the paperwork shapes the schedule.

When Redmond requires a demolition permit

Redmond's FAQ says a demolition permit is required to destroy an entire structure, including the foundation. Every demolition application must include a salvage assessment completed by a certified salvage verifier. The city lists who qualifies: an established salvage and reuse retailer, a licensed deconstruction contractor, or a demolition company familiar with local salvage markets. The Northwest Building Salvage Network keeps a list of certified verifiers in the Seattle area.

Waste reporting

For permit applications submitted on or after May 1, 2025, Redmond requires demolition permit holders to report how much material was thrown away, recycled and salvaged, using the city's online platform and uploading the waste tickets. Salvage is encouraged but not required, and debris has to go to designated facilities. The FAQ says projects over 200 square feet must report, with exemptions for items like fences, bulkheads, awnings and structure relocations.

In practice that means we keep every scale ticket and sort materials as we go. Clean concrete, metal and untreated wood can often go to recyclers; mixed debris goes to an approved transfer station. You get the paperwork you need to close out the report.

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Before the machine arrives

The Puget Sound Clean Air Agency rules apply here as everywhere in King County: an AHERA asbestos survey, a demolition notification for any structure with more than 120 square feet of roof area, and a 10-day wait after filing. Utilities need to be terminated and the side sewer capped. We sequence these so the salvage assessment, survey and notification run at the same time rather than one after another.

River, rain and the old farm valley

The Sammamish River runs north from Lake Sammamish along the west edge of downtown Redmond. Wikipedia notes the area was heavily logged and then farmed before it became a tech city. Annual precipitation averages 35.96 inches, with November the rainiest month and June through September usually dry. Low-lying lots near the river and its valley floor can stay soft through winter, which affects where we stage equipment and how we protect the street from mud. On those lots a summer schedule is often the smoother choice.

What we remove in Redmond

• Houses and foundations for rebuilds
• Detached garages, barns and sheds on larger older lots
• Driveways, patios and walkways
• Interior gut-outs before remodels
• Pools and hot tubs
• Tenant spaces and small commercial structures

Call (425) 598-0539 and tell us the address, what is coming down, and whether you already have an asbestos survey.