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(206) 659-4349
K Single Corp
Siding

Siding Installation and Replacement in Seattle

Professional siding installation and replacement for Seattle homes. Vinyl, fiber cement, wood, and engineered options. Boost curb appeal and energy efficiency.

25+
Years Experience
15,000+
Projects Completed
4.7★
Google Rating
10-Year
Workmanship Warranty

Siding replacement in Seattle typically costs $8,000 to $25,000 for an average home, depending on material and home size. K Single Corp installs vinyl, fiber cement (James Hardie), cedar, engineered wood, and composite siding for homes across King, Snohomish, and Pierce counties, with every project designed for Seattle’s wet climate.

Siding is your home’s primary defense against moisture intrusion, and in the Pacific Northwest, that job never stops. Seattle’s combination of wind-driven rain, persistent dampness, and seasonal temperature swings means your siding must perform year-round. When siding fails, moisture reaches the sheathing and framing behind it, leading to rot, mold, and structural damage that is far more expensive to fix than the siding itself.

Why Siding

What Sets Us Apart

Every Major Siding Type

Vinyl, fiber cement (James Hardie), cedar, engineered wood, and composite. We match the right material to your home and budget.

Improved Energy Efficiency

New siding with proper insulation wrap can reduce heating costs by 10 to 20 percent. A tighter building envelope keeps your home warmer.

Instant Curb Appeal Upgrade

Nothing transforms a home's appearance like new siding. Choose from hundreds of colors, profiles, and textures.

PNW Moisture Protection

We install house wrap and flashing designed for Seattle's constant rain, preventing moisture intrusion and rot behind your walls.

At a Glance

Typical Cost

$8,000 – $20,000

WA License

KSINGSC842B3

Credentials

Licensed, Bonded, Insured

Service Area

King, Snohomish, Pierce

Warranty

10-year workmanship

Get a Free Estimate

How Much Does Siding Cost?

$8,000 – $20,000

Our Siding Process

1

Free Estimate

We inspect your current siding, take measurements, discuss material options, and provide a detailed written estimate.

2

Material Selection

Choose your material type, color, and profile. We bring samples so you can see how options look on your home.

3

Preparation and Removal

We remove old siding, inspect sheathing for moisture damage, repair compromised areas, and install new house wrap.

4

Professional Installation

New siding installed per manufacturer specs with all trim, flashing, and caulking for a watertight finish.

5

Cleanup and Walkthrough

All old materials hauled away, final quality inspection, and a walkthrough to review the finished project and warranty.

4.7 from 171+

What Our Customers Say

Read all reviews

Isidro and his crew are fantastic. Isidro is prompt to investigate an issue when asked, thorough in his explanation on t...

CD
Cathy Dang
Google Review

I had a great experience with K Single Corp. I had some fascia and soffit repairs done. Their crew was professional and...

MB
Matt Beck
Google Review

Quality materials and craft, attention to detail and timely, low key service that went beyond expectations at each turn....

DB
Doug Brody
Google Review

I had K Single install a PVC roof and James Hardie siding on my house. Isidro and his crews were punctual, professional,...

TP
Tom Parker
Google Review

Very professional and services are done at a very high level. Our company owns several properties and have used them for...

LG
Lori Griffith
Google Review

Had them install new Hardie board siding on shed. They did a terrific job, will use them again the future.

R
Ryan
Google Review

We were in a jam and needed someone quick. We googled and found K Single and they absolutely exceeded expectations. Did...

DS
David Stober
Google Review

They replaced siding around a large window when other companies were nervous to take on the project. They also were able...

WR
William R
Google Review

Common Questions

Frequently Asked Questions

How much does siding replacement cost in Seattle?
Siding replacement in Seattle typically costs $8,000 to $25,000 for an average-sized home. Vinyl siding runs $5 to $9 per square foot installed, fiber cement (James Hardie) costs $8 to $14 per square foot, and engineered wood ranges from $7 to $12 per square foot. Exact pricing depends on home size, material, and trim work.
What is the best siding material for Seattle's climate?
Fiber cement (James Hardie) is the top choice for Seattle homes due to its resistance to moisture, rot, and insects. It handles the Pacific Northwest's wet conditions exceptionally well and requires minimal maintenance. Engineered wood is another strong option, offering a natural look with better moisture resistance than real wood.
How long does siding installation take?
Most residential siding installations take 1 to 3 weeks depending on home size and complexity. A straightforward vinyl siding job on a single-story home can be completed in 5 to 7 days, while a full fiber cement installation on a larger home may take 2 to 3 weeks.
Does new siding improve energy efficiency?
Yes. New siding with proper insulation wrap can reduce heating costs by 10 to 20 percent. Insulated vinyl siding and fiber cement with house wrap create a tighter building envelope, reducing drafts and moisture intrusion. This is especially valuable in Seattle's cool, wet winters.
Can you install siding over existing siding?
In some cases, new siding can be installed over existing siding. However, we typically recommend removing old siding first so we can inspect the sheathing for moisture damage, install or update house wrap, and ensure a flat, clean installation surface. This approach delivers better long-term results.
Does K Single Corp install James Hardie siding?
Yes. K Single Corp is experienced in James Hardie fiber cement siding installation. We install HardiePlank lap siding, HardieShingle, and HardiePanel vertical siding in all available colors and finishes.
How long does new siding last?
Vinyl siding lasts 20 to 40 years. Fiber cement siding lasts 30 to 50 years. Engineered wood siding lasts 20 to 30 years with proper maintenance. Real cedar siding lasts 15 to 30 years but requires regular staining or painting.
Do I need a permit for siding replacement in Seattle?
Most siding replacement projects in Seattle and surrounding cities do not require a building permit unless structural changes are being made. If work involves alterations to the wall structure or window openings, a permit may be needed. K Single Corp handles permitting when required.

Serving the Greater Seattle Area

Licensed, bonded, and insured across King, Snohomish, and Pierce counties.

Our Siding Projects

Real results from real homes across the Seattle area.

Ready to Get Started?

Request a free estimate and find out why 15,000+ homeowners trust K Single Corp.

Most estimates completed within 24 hours.