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Insulation Contractors · Jacksonville, FL/Updated June 13, 2026

The Best Insulation Contractors in Jacksonville, FL

Find the best insulation contractors in Jacksonville, known for quality and customer satisfaction.

Editorially independent10 companies evaluated
cover story
★ Editor's ChoiceClark Spray Foam
96Score
Latest update · June 13, 2026: Initial ranking published. 10 Jacksonville-metro insulation contractors businesses evaluated, top 10 ranked by Vetted Score.

Insulation contractors play a vital role in enhancing energy efficiency and comfort in homes throughout Jacksonville. With the city's humid subtropical climate, proper insulation helps regulate indoor temperatures and reduce energy costs. Choosing the right contractor can make a significant difference in the quality of your insulation project.

Our list of the best insulation contractors in Jacksonville is based on a thorough evaluation of customer reviews, ratings, and service offerings. We analyzed ten local businesses, focusing on their performance, customer satisfaction, and overall reputation in the community.

10insulation contractors evaluated in Jacksonville
4.92average rating across the field
2.0Kcustomer reviews analyzed

Cityvetted analysis of public Google review data, updated June 13, 2026.

How much does insulation contractors cost in Jacksonville? See the price breakdown →

Our top picks

At a glance · three categories
Editor's Choice
96Score

Clark Spray Foam

★★★★★5.0(256 reviews)

Clark Spray Foam holds an impressive rating of 5 based on 256 reviews.

Read full review
Most Reviewed
95Score

Koala Insulation of Jacksonville

★★★★★4.9(822 reviews)

With a stellar rating of 4.9 from 822 reviews, Koala Insulation of Jacksonville is highly praised for its customer service and efficient installations.

Read full review
Top Pick
94Score

Insulation Contractor - Energy Seal, Inc.

★★★★★4.9(543 reviews)

Energy Seal, Inc.

Read full review

All 10, compared

Data as of June 13, 2026
BusinessVetted ScoreGoogle ratingReviewsBest for
1
Clark Spray Foam
Clark Spray Foam
Editor's Choice
96Score
5.0★★★★★
256Homeowners looking for premium insulation solutions
2
95Score
4.9★★★★★
822Eco-conscious homeowners and businesses
3
94Score
4.9★★★★★
543Homeowners needing energy audits
4
93Score
4.9★★★★★
157Homeowners seeking affordable options
5
92Score
5.0★★★★★
46Quick residential insulation projects
6
91Score
4.9★★★★★
59Eco-conscious homeowners
7
90Score
5.0★★★★★
23Spray foam insulation projects
8
89Score
4.8★★★★★
31Attic insulation projects
9
88Score
4.8★★★★★
22Custom insulation projects
10
78Score
5.0★★★★★
13Immediate insulation needs
Methodology

How we evaluated all 10 insulation contractors.

To evaluate the insulation contractors, we examined their Vetted Scores, which are derived from customer reviews and feedback. Each business was assessed for reliability, quality of service, and responsiveness. Our rankings are updated monthly to reflect the latest customer experiences, ensuring that our recommendations are always current and trustworthy.

No business pays for placement in our rankings, guaranteeing that our evaluations are impartial. We strive to provide readers with the most accurate and helpful information, allowing homeowners in Jacksonville to make informed decisions.

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.

Full reviews

The rankings · in order
1
★ Editor's Choice

Clark Spray Foam

★★★★★5.0(256 reviews)
96Score

Clark Spray Foam holds an impressive rating of 5 based on 256 reviews. Clients commend their professionalism and quality of work, making them an excellent choice for homeowners seeking reliable insulation solutions. They are particularly noted for their spray foam insulation services, which provide exceptional energy efficiency. However, their pricing might be on the higher side compared to others.

Pros

  • Highly rated for quality
  • Expertise in spray foam insulation
  • Responsive customer service

Cons

  • Higher pricing
  • Limited service areas
Best forHomeowners looking for premium insulation solutions
Service areaJacksonville and surrounding areas
Typical pricing$1.00 to $3.00 per square foot
2
Most Reviewed

Koala Insulation of Jacksonville

★★★★★4.9(822 reviews)
95Score

With a stellar rating of 4.9 from 822 reviews, Koala Insulation of Jacksonville is highly praised for its customer service and efficient installations. Clients appreciate their thorough assessments and eco-friendly insulation options. They excel in both residential and commercial projects, but some customers have mentioned occasional scheduling challenges. A review base that deep is hard to game, and the score barely moves across it, which is the clearest consistency signal we track. Most of what reviewers hire it for is eco-conscious homeowners and businesses. It serves Jacksonville area, with $0.80 to $2.00 per square foot pricing, and the honest trade-offs are scheduling can be tricky and somewhat higher prices.

Pros

  • Eco-friendly insulation options
  • Highly rated customer service
  • Versatile for residential and commercial

Cons

  • Scheduling can be tricky
  • Somewhat higher prices
Best forEco-conscious homeowners and businesses
Service areaJacksonville area
Typical pricing$0.80 to $2.00 per square foot
3

Insulation Contractor - Energy Seal, Inc.

★★★★★4.9(543 reviews)
94Score

Energy Seal, Inc. boasts a rating of 4.9 from 543 reviews, highlighting their expertise in energy-efficient insulation solutions. Customers often praise their attention to detail and professionalism. They are particularly effective in energy audits and recommending insulation types tailored to specific needs. However, their review base is somewhat thinner than the top contenders.

Pros

  • Expert in energy audits
  • Professionalism and attention to detail
  • Tailored insulation solutions

Cons

  • Thinner review base
  • Limited to specific insulation types
Best forHomeowners needing energy audits
Service areaJacksonville and nearby areas
Typical pricing$1.00 to $2.50 per square foot
4

Koala Insulation of NW Jacksonville

★★★★★4.9(157 reviews)
93Score

Koala Insulation of NW Jacksonville has a solid rating of 4.9 with 157 reviews. Customers appreciate the friendly service and quality installations. They are known for their thorough assessments and competitive pricing. However, the review count is promising but unproven compared to other established contractors. That is a substantial body of feedback for a local operator, enough to trust the rating rather than credit a lucky streak. Most of what reviewers hire it for is homeowners seeking affordable options. It serves Northwest Jacksonville, with $0.75 to $1.80 per square foot pricing, and the honest trade-offs are promising but unproven review base and limited service offerings.

Pros

  • Friendly and professional service
  • Competitive pricing
  • Quality installations

Cons

  • Promising but unproven review base
  • Limited service offerings
Best forHomeowners seeking affordable options
Service areaNorthwest Jacksonville
Typical pricing$0.75 to $1.80 per square foot
5

Top Tier

★★★★★5.0(46 reviews)
92Score

Top Tier shines with a perfect rating of 5 from 46 reviews. Clients rave about their fast service and quality workmanship. They specialize in residential insulation projects and are known for their attention to detail. However, their limited review volume raises questions about long-term reliability. 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 quick residential insulation projects. It serves Jacksonville area, with $1.00 to $2.50 per square foot pricing, and the honest trade-offs are limited review volume and narrower service scope.

Pros

  • Fast service
  • Quality workmanship
  • Strong residential focus

Cons

  • Limited review volume
  • Narrower service scope
Best forQuick residential insulation projects
Service areaJacksonville area
Typical pricing$1.00 to $2.50 per square foot
6

Green Energy Spray Foam

★★★★★4.9(59 reviews)
91Score

Green Energy Spray Foam has earned a rating of 4.9 based on 59 reviews, praised for their commitment to eco-friendly insulation solutions. Customers appreciate their knowledgeable staff and effective installations. They are especially suited for environmentally conscious projects, but their smaller review base may not reflect their overall performance. 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 eco-conscious homeowners. It serves Jacksonville and nearby areas, with $1.00 to $3.00 per square foot pricing, and the honest trade-offs are smaller review base and higher pricing.

Pros

  • Eco-friendly solutions
  • Knowledgeable staff
  • Effective installations

Cons

  • Smaller review base
  • Higher pricing
Best forEco-conscious homeowners
Service areaJacksonville and nearby areas
Typical pricing$1.00 to $3.00 per square foot
7

Supreme Spray Foam Insulation

★★★★★5.0(23 reviews)
90Score

Supreme Spray Foam Insulation has a perfect rating of 5 from 23 reviews. Clients highlight their exceptional service and quality materials. They are particularly effective for spray foam applications. However, with such a small review base, their long-term reliability remains uncertain. 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 spray foam insulation projects. It serves Jacksonville area, with $1.00 to $2.50 per square foot pricing, and the honest trade-offs are small review base and limited service area.

Pros

  • Exceptional service
  • Quality materials
  • Specialized in spray foam

Cons

  • Small review base
  • Limited service area
Best forSpray foam insulation projects
Service areaJacksonville area
Typical pricing$1.00 to $2.50 per square foot
8

Attic

★★★★★4.8(31 reviews)
89Score

Attic has a commendable rating of 4.8 from 31 reviews. Customers appreciate their thorough work and professionalism. They are well-regarded for attic insulation projects, but their service offerings may be limited compared to larger companies. 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 attic insulation projects. It serves Jacksonville area, with $0.80 to $2.00 per square foot pricing, and the honest trade-offs are limited service offerings and smaller review base.

Pros

  • Thorough work
  • Professionalism
  • Specialized in attic insulation

Cons

  • Limited service offerings
  • Smaller review base
Best forAttic insulation projects
Service areaJacksonville area
Typical pricing$0.80 to $2.00 per square foot
9

Custom Climate llc

★★★★★4.8(22 reviews)
88Score

Custom Climate LLC holds a rating of 4.8 based on 22 reviews. Clients commend their personalized service and attention to detail. They are particularly suited for custom insulation solutions, but their limited review volume may not fully represent their capabilities. 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 custom insulation projects. It serves Jacksonville and surrounding areas, with $0.75 to $1.80 per square foot pricing, and the honest trade-offs are limited review volume and narrower focus.

Pros

  • Personalized service
  • Attention to detail
  • Custom solutions

Cons

  • Limited review volume
  • Narrower focus
Best forCustom insulation projects
Service areaJacksonville and surrounding areas
Typical pricing$0.75 to $1.80 per square foot
10

360 Energy Spray Foam

★★★★★5.0(13 reviews)
78Score

360 Energy Spray Foam has a rating of 5 from just 13 reviews. While customers praise their quick service and responsiveness, the limited review count raises concerns about their long-term reliability and experience. They are best for homeowners needing immediate insulation solutions but may not have the proven track record of others.

Pros

  • Quick service
  • Responsive team
  • Positive customer feedback

Cons

  • Very limited review base
  • Uncertain long-term reliability
Best forImmediate insulation needs
Service areaJacksonville area
Typical pricing$1.00 to $2.50 per square foot
Before you book

How to choose an insulation contractor in Jacksonville

Choosing the right insulation contractor is essential for ensuring a successful project. Here are some key factors to consider when making your decision:

Experience and Expertise

Look for contractors with a proven track record and expertise in different insulation types.

Customer Reviews

Read customer feedback to gauge satisfaction levels and quality of work.

Pricing Transparency

Choose contractors who provide clear and detailed pricing estimates to avoid surprises.

Warranty and Support

Inquire about warranties on materials and labor to ensure long-term satisfaction.

What it costs

What insulation costs in Jacksonville

The cost of insulation can vary based on the type of material, the size of the area, and labor costs. Here’s a general idea of what you can expect to pay:

Fiberglass Insulation$0.50 to $1.50 per square foot, depending on thickness and installation complexity.
Spray Foam Insulation$1.00 to $3.00 per square foot, offering superior air sealing and energy efficiency.
Cellulose Insulation$0.80 to $2.00 per square foot, made from recycled materials and environmentally friendly.
Reflective or Radiant Barrier$0.15 to $0.50 per square foot, useful in hot climates to reduce cooling costs.

Frequently asked questions

How much does insulation cost in Jacksonville?

Insulation costs typically range from $0.50 to $3.00 per square foot, depending on the material and installation.

What factors influence insulation pricing?

Factors include the type of insulation, the size of the area, and labor costs.

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 Jacksonville homeowners: Clark Spray Foam

For those seeking top-notch insulation services in Jacksonville, Clark Spray Foam, Koala Insulation of Jacksonville, and Energy Seal, Inc. stand out. Each offers exceptional quality, customer satisfaction, and a commitment to energy efficiency, making them the best choices for homeowners in need of reliable insulation solutions.