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Nova Remodeling Inc - Insulation Installation in Bellevue, WA

Nova Remodeling Inc

★ ★ ★ ★ ★ 4.6 (7 reviews)

Bellevue, WA 98007

12 projects

Nova Remodeling Inc. is a family-owned remodeling company serving the greater Seattle area. We specialize in high-quality renovations, including kitchen and bathroom remodeling, deck construction, and...

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Marbs Renovation - Insulation Installation in Kent, WA

Marbs Renovation

★ ★ ★ ★ ★ 4.7 (6 reviews)

Kent, WA 98032

8 projects

Marbs Renovation is Seattle's trusted partner for modern homeowners, recognized as Best of 2023-2026. Led by expert craftsman Manuel Hernandez, we specialize in transforming outdated spaces into dream...

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AirGanic - Insulation Installation in Edmonds, WA

AirGanic

★ ★ ★ ★ ★ 4.7 (6 reviews)

Edmonds, WA 98026

3 projects

AirGanic is a family-owned HVAC company in Seattle dedicated to exceptional customer service in heating and cooling. We prioritize honest pricing and a positive attitude, ensuring your home and family...

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Brown Dog Home Remodel - Insulation Installation in Bellevue, WA

Brown Dog Home Remodel

★ ★ ★ ★ ★ 4.7 (6 reviews)

Bellevue, WA 98005

2 projects

BROWN DOG HOME REMODEL is a premier general contracting firm specializing in home renovations and construction. We are committed to delivering exceptional craftsmanship and utilizing high-quality mate...

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Assured Accuracy, LLC - Insulation Installation in Bainbridge Island, WA

Assured Accuracy, LLC

★ ★ ★ ★ ★ 4.5 (6 reviews)

Bainbridge Island, WA 98110

4 projects

Assured Accuracy, LLC is a comprehensive design/build general contracting firm specializing in projects of all sizes, from minor renovations to complete home transformations. We collaborate closely wi...

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Builder Land LLC - Insulation Installation in Issaquah, WA

Builder Land LLC

★ ★ ★ ★ ★ 4.8 (4 reviews)

Issaquah, WA 98029

8 projects

Builder Land LLC, founded by father-son duo Edward and Poul Stolyarenko, brings 42 years of combined construction expertise to the Seattle area. We are dedicated to transforming your vision into reali...

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Gennaro Contracting LLC - Insulation Installation in Shelton, WA

Gennaro Contracting LLC

★ ★ ★ ★ ★ 4.7 (3 reviews)

Shelton, WA 98584

2 projects

Gennaro Contracting LLC offers comprehensive construction services in the South Puget Sound area. Our expertise includes home remodels, decking, maintenance, and painting, ensuring high-quality result...

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Level Up Construction & Remodeling - Insulation Installation in Bellevue, WA

Level Up Construction & Remodeling

☆ ☆ ☆ ☆ ☆ 0.0 (0 reviews)

Bellevue, WA 98008

18 projects

Level Up Construction & Remodeling is dedicated to enhancing your home improvement projects with exceptional customer service and expert craftsmanship. Our team of architects, engineers, project manag...

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Verified Reviews for Insulation Installation pros in Seattle, WA

*The Growcycle rating for Insulation Installation companies in Seattle, WA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Installation needs.

Last update on July 11, 2026

Jason Turner

Reviewed in October 2025

Valentine Roofing did an outstanding job on my new roof! They were professional, timely, and the quality is top-notch. Highly recommend their services.

Valentine Roofing Request a quote

Emily Johnson

Reviewed in July 2025

Absolutely amazing experience! The staff were friendly, and the atmosphere was cozy. I will definitely return for more great service in the future.

UMI Seattle Request a quote

Sarah Williams

Reviewed in March 2025

I was impressed by the professionalism and craftsmanship. The team was communicative throughout the project, ensuring everything went smoothly. A top-notch construction service!

Seattle Pacific Construction Inc. Request a quote

Samantha Blake

Reviewed in August 2025

They transformed my outdated kitchen into a modern masterpiece. The team was professional and attentive, making the whole process enjoyable. Highly recommend their services!

Marbs Renovation Request a quote

Michael Thompson

Reviewed in June 2025

I was truly impressed with the level of service provided. The team was attentive, knowledgeable, and really helped me navigate my options effectively.

J&L Catalyst Request a quote

Cost Guide

How much does Insulation Installation cost in Seattle, WA?

Typical insulation installation projects in Seattle, WA range from $1,500 to $7,000, with most homeowners paying around $3,500.

$1,500

$3,500 Typical cost in Seattle, WA

$7,000

LOWHIGH

Prices vary by project scope, materials, and local labor rates.

Per Sq Ft $0.50–$2.50

Per Attic $1,000–$3,000

Per Crawl Space $1,500–$4,000

Last updated: April 2026

Insulation installation services in Seattle typically cost between $1,500 and $7,000, with an average project costing around $3,500. Prices can vary based on the type of insulation material, the area being insulated, and the complexity of the installation process. Energy efficiency is a key factor affecting costs, as better insulation can reduce heating and cooling bills.

Local contractors in Seattle generally charge $50 to $100 per hour for labor, depending on their experience and the project's complexity. The Seattle Department of Construction and Inspections requires permits for certain insulation work, especially if it involves significant structural changes, which can add to the overall project timeline and cost.

When comparing insulation installation quotes in Seattle, focus on the R-value and long-term energy savings to guide your decision.

What affects the cost in Seattle, WA?

Seattle Labor Rates

Licensed insulation contractors in Seattle charge $50–$100/hr, reflecting the local demand for skilled labor. This can significantly influence the overall cost of an insulation project.

Permits & Inspections

Many insulation projects in Seattle require permits from the Department of Construction and Inspections, especially if structural work is involved. These permits ensure compliance with energy efficiency standards.

Material Selection & Quality

Material choice can swing an insulation project by 10–30%, as different insulation types (fiberglass, spray foam, cellulose) offer varying R-values and installation costs. Choosing the most effective insulation can ensure better energy efficiency.

Seasonal Demand & Scheduling

Fall and winter are ideal times for insulation installation in Seattle, as homeowners prepare for colder months. Scheduling during these seasons can lead to better pricing and availability.

Frequently Asked Questions About Insulation Installation in Seattle, WA

How can proper insulation save me money on energy bills?

Proper insulation can lead to significant savings on energy bills by reducing heat loss in the winter and keeping your home cooler in the summer. In Seattle, where temperatures can fluctuate, having adequate insulation helps maintain a consistent indoor climate, allowing your heating and cooling systems to work more efficiently. This efficiency translates to lower energy consumption and reduced utility costs. By preventing drafts and minimizing air leakage, insulation also enhances overall comfort, making it a worthwhile investment. Over time, the money saved on energy bills can offset the initial cost of insulation installation, providing long-term financial benefits.

How long does insulation installation typically take?

The duration of insulation installation can vary depending on the size of your home and the type of insulation being used. For a standard-sized home in Seattle, installation can take anywhere from a few hours to a couple of days. Factors such as the accessibility of the areas being insulated and whether any repairs or prep work are needed can also impact the timeline. Additionally, weather conditions may play a role, particularly during the rainy season. A professional insulation contractor can provide a more accurate estimate based on your home’s specific requirements and ensure a smooth installation process.

What are the signs that my home needs more insulation?

Several signs indicate that your home may need more insulation. If you notice drafts in your living spaces, inconsistencies in temperature between rooms, or unusually high energy bills, these are clear indicators of insufficient insulation. In Seattle, the damp climate can exacerbate these issues, leading to higher heating costs during colder months. Additionally, if your home feels excessively hot in the summer or cold in the winter, it may be time to evaluate your insulation levels. A professional energy audit can help identify areas that require additional insulation and improve your home's overall energy efficiency.

What is the average cost of insulation installation in Seattle?

The average cost of insulation installation in Seattle can vary based on several factors, including the type of insulation, the size of your home, and labor costs. On average, homeowners might expect to pay between $1,500 and $4,500 for a typical insulation project. Factors such as the R-value of the insulation, any necessary repairs, and specific installation requirements can influence the final price. It's advisable to obtain multiple quotes from local insulation contractors to ensure you receive a fair estimate. Investing in high-quality insulation can lead to long-term savings on energy bills and enhanced comfort in your home.

What types of insulation are available for homes in Seattle?

There are several types of insulation available for homes in Seattle, including fiberglass batts, spray foam, and cellulose insulation. Fiberglass batts are a popular choice due to their affordability and effectiveness in standard wall cavities. Spray foam insulation offers superior air sealing and is ideal for hard-to-reach areas, although it can be more expensive. Cellulose insulation, made from recycled paper, is an eco-friendly option that provides excellent thermal performance. When selecting insulation, consider factors such as R-value, moisture resistance, and environmental impact. Consulting with a local insulation specialist can help you determine the best option for your specific needs.

Common Insulation Installation services and their costs

Typical pricing in Seattle, WA by service type.

Attic Insulation Services

Enhancing energy efficiency

Method	Cost Range
Blown-In Insulation Installing blown-in insulation for attics.	$1,000–$3,000
Batt Insulation Using fiberglass batts for attic spaces.	$0.50–$2.00/Sq Ft
Foam Board Insulation Installing rigid foam boards for added insulation.	$1.50–$3/Sq Ft
Air Sealing Sealing gaps to improve insulation effectiveness.	$500–$1,500

Crawl Space Insulation Services

Protecting foundational spaces

Method	Cost Range
Vapor Barrier Installation Installing vapor barriers to prevent moisture.	$1,500–$4,000
Fiberglass Insulation Using fiberglass insulation in crawl spaces.	$0.50–$2.00/Sq Ft
Spray Foam Insulation Applying spray foam for superior insulation.	$2–$3/Sq Ft
Crawl Space Ventilation Improving ventilation to reduce moisture and mold.	$300–$1,200

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Price ranges are estimates compiled from publicly available data and may vary with project scope.

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Get matched with the best Insulation Installation pros in Seattle, WA

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Verified Reviews for Insulation Installation pros in Seattle, WA

Jason Turner

Emily Johnson

Sarah Williams

Samantha Blake

Michael Thompson

How much does Insulation Installation cost in Seattle, WA?

What affects the cost in Seattle, WA?

Frequently Asked Questions About Insulation Installation in Seattle, WA

Common Insulation Installation services and their costs

Attic Insulation Services

Crawl Space Insulation Services

Find Insulation Installation Pros in other cities near you

Related services for your Insulation Installation project

Find Pros for other jobs in Seattle