The Best Insulation Contractors in Bloomington, IL

Compare the highest-rated insulation professionals in Bloomington, Illinois. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Allied Insulation

4.8
(180 reviews)
Verified

A highly reputable, family-owned and operated insulation contractor serving Central Illinois for over two decades. They are consistently praised for their professionalism, expertise, and clean workmanship. They specialize in a comprehensive range of insulation solutions with a strong focus on improving home energy efficiency.

11 Apollo Drive, Bloomington, IL 61704

Specialties & Features

Spray foam insulation
Blown-in attic insulation
Insulation removal and replacement

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#2

Countryside Insulation Inc.

4.7
(90 reviews)
Verified

A well-established local contractor known for its reliability and high-quality work in both residential and commercial insulation. They have deep knowledge of local building codes and are often recommended for their expertise in more complex projects, including new construction and major retrofits.

1407 J.D. Anderson Dr, Bloomington, IL 61705

Specialties & Features

Attic insulation installation and upgrade
Wall insulation services
Basement and crawl space insulation

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#3

Energy Seal Insulators

4.6
(70 reviews)
Verified

While based in a nearby suburb, Energy Seal is a prominent and highly-regarded provider that actively serves the Bloomington-Normal area. They emphasize a science-based approach to building performance, often combining insulation with air sealing for maximum energy savings. Their expertise in energy audits makes them a top choice for homeowners focused on efficiency.

1106 S Main St, Morton, IL 61550 (Serves Bloomington)

Specialties & Features

Energy efficiency audits
Air sealing services
Blown-in cellulose insulation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Bloomington

** The insulation market in Bloomington, Illinois, is characterized by a mix of a few long-standing, highly specialized local contractors and a larger number of general handymen or construction companies that offer insulation as a secondary service. The overall quality among the specialized providers is very high, as they have built their reputations over decades serving the community. **Competition Level:** Moderate. While there are many "insulation" listings, the field of dedicated, expert-level insulation contractors with significant review volume and proven expertise is concentrated among a handful of companies, like those listed above. This gives consumers good options without being overwhelming. **Average Quality:** The top-tier contractors are excellent, with deep knowledge of the specific climate challenges in Central Illinois (hot/humid summers, cold winters) and the corresponding building science. They are well-versed in modern materials and techniques. **Typical Pricing:** Pricing is competitive and in line with regional averages. For standard blown-in fiberglass attic insulation, homeowners might expect a range of **$1,500 - $3,500** for an average home, heavily dependent on square footage and existing conditions. Spray foam insulation is a premium service, typically costing **$3,500 - $7,500+** for an attic, offering higher R-value and air sealing benefits. Most reputable companies provide free, detailed estimates. It is also advisable for homeowners to inquire about potential rebates from local utilities like Ameren Illinois for energy efficiency upgrades, which the top contractors are knowledgeable about.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Bloomington regulations and climate

Frequently Asked Questions About Insulation in Bloomington

Get answers to common questions about insulation services in Bloomington, Illinois.

1What is the best type of insulation for my attic in Bloomington, given our local climate?

For Bloomington's climate, which features hot, humid summers and cold winters with an average low of 16°F in January, a combination of air sealing and high R-value insulation is critical. We typically recommend blown-in cellulose or fiberglass for attics to achieve the recommended R-49 to R-60 level for our zone, as it effectively fills gaps and resists air movement that drives both heat loss and summer humidity infiltration.

2How much does attic insulation typically cost for a home in Bloomington, IL?

Costs vary based on home size, existing insulation, and material, but for a standard 1,500 sq ft attic in Bloomington, homeowners can expect to invest between $1,500 and $3,500 for professional blown-in insulation to reach R-49. Regional material costs and the need for preparatory air sealing, which is highly recommended for Illinois homes to combat energy loss, are key factors in the final price. Always get itemized estimates from local contractors.

3When is the best time of year to install or upgrade insulation in Bloomington?

While insulation can be installed year-round, the ideal times in Central Illinois are late spring (April-May) and early fall (September-October). These periods typically offer mild, dry weather, which is safer for contractors working in attics and allows for proper ventilation during installation. Scheduling during these shoulder seasons also ensures your home is prepared before the extreme temperatures of our summer and winter hit.

4Are there any local rebates or incentives for insulation upgrades in Bloomington?

Yes, Bloomington residents should first check for rebates from their utility provider, such as Ameren Illinois or ComEd, which often offer incentives for adding insulation to meet specific R-value targets. Additionally, the federal tax credits for energy efficiency (like the 25C credit) apply, which can cover 30% of qualified insulation material costs up to a $1,200 annual limit. A reputable local installer will be familiar with these programs.

5What should I look for when choosing an insulation contractor in the Bloomington-Normal area?

Prioritize licensed, insured, and locally established contractors with strong references. Specifically, ensure they perform a thorough energy audit or inspection to identify air leaks—a major issue in our windy Illinois climate—before simply adding insulation. They should be knowledgeable about the 2021 Illinois Energy Conservation Code requirements and provide detailed quotes that separate material, labor, and air sealing costs.