Latest update · June 13, 2026: Initial ranking published. 15 Spokane-metro insulation contractors businesses evaluated, top 10 ranked by Vetted Score.
In Spokane, improper insulation can lead to significant energy loss, making your home uncomfortable and your utility bills skyrocket. Hiring the right insulation contractor is essential to avoid these pitfalls and to ensure your home is energy-efficient, especially during the harsh winters.
This list ranks the top insulation contractors based on their Vetted Scores, which reflect customer satisfaction and service quality. We evaluated 15 providers in the Spokane area, focusing on their ratings and reviews to compile a reliable selection for homeowners.
15insulation contractors evaluated in Spokane
4.62average rating across the field
378customer reviews analyzed
Cityvetted analysis of public Google review data, updated June 13, 2026.
With a stellar rating of 4.9 from 142 reviews, Pacific Insulation & Mold Remediation is recognized for its exceptional customer service and thorough insulation work.
Our evaluation process involved analyzing customer reviews and ratings for each contractor, ensuring an objective assessment of their service. We do not accept payments for placement, which helps maintain the integrity of our rankings.
The rankings are refreshed monthly to reflect the latest customer feedback and ratings. This way, you can trust that the information is current and relevant to your insulation needs in Spokane.
The Vetted Score: six weighted factors
Customer sentiment25%
Rating quality20%
Review volume & velocity20%
Website trust signals15%
Service breadth10%
Business longevity10%
Sentiment is measured by AI analysis of review text, recency-weighted, with verified-pattern checks to discount suspicious review bursts.
With a stellar rating of 4.9 from 142 reviews, Pacific Insulation & Mold Remediation is recognized for its exceptional customer service and thorough insulation work. Customers appreciate their expertise in both insulation and mold remediation, making them a go-to for home improvement projects. However, their popularity means you may need to book well in advance.
Pros
High customer satisfaction
Expert in mold remediation
Thorough inspections
Cons
Booking can be challenging due to demand
Higher pricing
Best forHomeowners needing insulation and mold solutions
HOC Spray Foam Insulation holds a solid 4.9 rating from 33 reviews, praised for its affordability and high-quality spray foam insulation services. Customers highlight the team's professionalism and efficiency. While they offer competitive pricing, the thinner review base may leave some potential clients wanting more assurance before committing. The sample is modest but steady, with reviewers describing the same strengths instead of one-off praise. Most of what reviewers hire it for is budget-conscious customers seeking spray foam insulation. It serves Spokane area, with $800 to $2,000 pricing, and the honest trade-offs are limited reviews may raise trust issues and service area may be restricted.
Pros
Affordable pricing
Efficient service
Professional staff
Cons
Limited reviews may raise trust issues
Service area may be restricted
Best forBudget-conscious customers seeking spray foam insulation
Attic Crew shines with a perfect 5-star rating from 23 reviews, reflecting strong customer satisfaction for their attic insulation services. Clients commend their thoroughness and the noticeable difference in energy efficiency post-installation. However, their limited number of reviews means they are still somewhat unproven in the market. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is homeowners looking to upgrade attic insulation. It serves Spokane and nearby areas, with $900 to $2,500 pricing, and the honest trade-offs are thin review base and higher-than-average pricing.
Pros
Exceptional customer feedback
Improves energy efficiency
Thorough inspections
Cons
Thin review base
Higher-than-average pricing
Best forHomeowners looking to upgrade attic insulation
Spokane Spray Foam Insulation has a perfect 5-star rating from 23 reviews, recognized for their reliable spray foam insulation services. Customers appreciate the quick installation times and the effectiveness of the product. However, the limited review count may leave some clients uncertain about their long-term reputation. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is quick and effective spray foam insulation. It serves Spokane area, with $1,000 to $2,500 pricing, and the honest trade-offs are limited reviews and potentially higher costs.
USA Insulation of Spokane - CDA holds a 4.7 rating from 51 reviews, praised for their comprehensive insulation services and knowledgeable staff. Customers highlight the effectiveness of their products in reducing energy costs. However, the mixed reviews suggest that experiences can vary, so it's wise to check recent feedback. The sample is modest but steady, with reviewers describing the same strengths instead of one-off praise. Most of what reviewers hire it for is comprehensive insulation needs. It serves Spokane and Coeur d'Alene areas, with $800 to $2,200 pricing, and the honest trade-offs are mixed reviews and potential for varying service quality.
Energy Star Insulation enjoys a perfect 5-star rating from 15 reviews, with customers commending their eco-friendly solutions and knowledgeable team. They are a solid choice for those prioritizing energy efficiency. However, their limited review base means you should approach with some caution. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is eco-conscious homeowners. It serves Spokane area, with $900 to $2,400 pricing, and the honest trade-offs are thin review base and higher pricing.
Therma-Lock Insulation has a strong 4.8 rating from 17 reviews, noted for their precision in installation and customer service. Clients appreciate the attention to detail and the quality of materials used. However, the smaller review volume can make it hard to gauge their overall reliability. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is precision insulation installation. It serves Spokane area, with $1,000 to $2,500 pricing, and the honest trade-offs are limited reviews and potentially higher costs.
Insulation Specialists holds a 4.9 rating from 8 reviews, offering a range of insulation services. Customers appreciate their friendly service and willingness to answer questions. However, the extremely thin review base raises concerns about their overall reliability and experience. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is basic insulation needs. It serves Spokane area, with $700 to $1,800 pricing, and the honest trade-offs are very limited reviews and uncertain reputation.
Sunvek WA holds a perfect 5-star rating from 6 reviews, focusing on commercial roof coating and insulation. Customers praise their professionalism and quality of work. However, the very limited number of reviews means they may not be the best choice for residential insulation needs. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is commercial roof coating and insulation. It serves Spokane area, with $1,500 to $3,500 pricing, and the honest trade-offs are limited residential experience and very few reviews.
Inland Northwest Spray Foam Insulation has a 4.4 rating from 20 reviews, known for their spray foam insulation services. Customers appreciate their thoroughness and affordability. However, the lower rating and mixed feedback suggest you should research thoroughly before hiring. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is affordable spray foam insulation. It serves Spokane area, with $800 to $1,800 pricing, and the honest trade-offs are lower rating and mixed reviews.
Choosing the right insulation contractor requires careful consideration of several factors to avoid common pitfalls. Here are three key points to guide your decision-making process.
Check Reputation and Reviews
Look for contractors with a solid track record and numerous positive reviews. This can give you insights into their reliability and quality of work.
Evaluate Experience and Expertise
Consider how long the contractor has been in business and their specific experience with insulation types suitable for Spokane's climate.
Get Detailed Estimates
Request detailed estimates from multiple contractors. This will help you compare pricing and understand the scope of work involved.
What it costs
What insulation costs in Spokane
Insulation costs can vary widely based on the type of insulation and the size of your project. Here are some typical pricing tiers.
Blown-in Insulation$1.50 to $3.00 per square foot, depending on the material used and installation complexity.
Spray Foam Insulation$2.00 to $6.00 per square foot, offering excellent air sealing and insulation properties.
Fiberglass Batts$0.50 to $2.00 per square foot, a more affordable option with decent R-value.
Rigid Foam Board$1.00 to $3.00 per square foot, commonly used for exterior insulation and specific applications.
Frequently asked questions
How much does insulation installation cost in Spokane?
In Spokane, insulation installation typically ranges from $1,500 to $3,500 depending on the size of your home and the type of insulation used.
What are the benefits of spray foam insulation?
Spray foam insulation provides excellent air sealing, can reduce energy bills, and helps to control moisture, making it a popular choice for homeowners in Spokane.
How often is this ranking updated?
We re-run the full analysis monthly with fresh review data. Last updated June 13, 2026.
Our verdict
For most Spokane homes: <strong>Pacific Insulation & Mold Remediation</strong>
Call Pacific Insulation & Mold Remediation first for its impressive track record with 4.9 stars from 142 reviews. If you need a more specialized service, HOC Spray Foam Insulation is ideal for smaller projects, while Attic Crew excels in attic-specific work.
Cityvetted
