The Best Insulation Contractors in Grantsburg, IL

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

#1

Four Star Insulation

4.8
(85 reviews)
Verified

A leading regional insulation contractor based in Metropolis, IL, serving the Southern Illinois and Western Kentucky tri-state area. They are known for their professional crews, high-quality materials, and focus on energy-efficient solutions. They are a go-to provider for comprehensive home performance upgrades.

3242 US Hwy 45 N, Metropolis, IL 62960

Specialties & Features

Spray foam insulation
Attic insulation installation and upgrade
Crawl space encapsulation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Thompson & Sons Insulation

4.7
(120 reviews)
Verified

A well-established, family-owned insulation company operating out of Paducah, KY. They have a strong reputation for reliability and quality workmanship across Western Kentucky and Southern Illinois. They offer a wide range of insulation services for both new construction and existing homes.

2870 Jackson St, Paducah, KY 42003

Specialties & Features

Blown-in insulation installation
Insulation removal and replacement
Wall insulation services

Business Information

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

Energy Wise Home Performance

4.9
(50 reviews)
Verified

While based slightly further away, this company specializes in the holistic home performance approach that includes advanced insulation and air sealing. They are an excellent choice for homeowners seeking maximum energy efficiency, comfort, and potential rebate qualification through a detailed audit process.

5 Oakwood St, Carbondale, IL 62901

Specialties & Features

Energy efficiency audits
Air sealing services
Basement and crawl space insulation

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Grantsburg

** The insulation market serving Grantsburg, IL, is characterized by regional providers rather than local ones, due to the village's small size. Homeowners in Grantsburg typically rely on established contractors from the Metropolis, Paducah, and broader Southern Illinois region. The competition among these top-tier regional providers is healthy, driving a focus on service quality and energy efficiency expertise. The average quality of service is high, as these companies have built their reputations over decades by serving a widespread rural and semi-rural customer base. They are well-versed in local building codes and the specific needs of older homes common in the region. Typical pricing is competitive but can vary significantly based on the project scope, insulation material (e.g., spray foam being a premium option), and the travel distance to the job site. It is standard practice for these companies to provide free, detailed estimates. Homeowners are advised to seek multiple quotes and inquire about potential rebates from local utilities for energy efficiency upgrades.

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 Grantsburg regulations and climate

Frequently Asked Questions About Insulation in Grantsburg

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

1What are the most important types of insulation for my Grantsburg home given our local climate?

For the humid summers and cold winters of Southern Illinois, a combination of air sealing and attic insulation is critical. We recommend focusing on blown-in cellulose or fiberglass for attics to achieve an R-Value of R-49 to R-60, which meets Illinois energy code recommendations. Properly insulating basement walls and crawl spaces is also key to managing ground moisture and preventing cold floors, common in our region.

2How much should I budget for insulation installation in the Grantsburg area?

Costs vary based on home size, material, and existing conditions, but for a typical attic project in our area, homeowners can expect to invest between $1,500 and $3,500. Blown-in insulation is generally more cost-effective for retrofits in older Grantsburg homes. Always get itemized estimates from local providers, as Illinois' climate-driven energy efficiency programs sometimes offer rebates that can offset costs.

3Are there specific local contractors or credentials I should look for when choosing an insulation company in Pope County?

Yes, always verify an Illinois insulation contractor is licensed and insured. Look for companies experienced with the common housing styles and challenges in our rural area, such as older farmhouses or homes with stone foundations. It's also wise to choose a provider familiar with Illinois' energy codes and any local utility (like Egyptian Electric Cooperative) rebate programs to ensure compliance and maximize your savings.

4My older home in Grantsburg feels drafty. Will adding new insulation alone solve my comfort issues?

Not entirely. Insulation works in tandem with air sealing. In many historic Southern Illinois homes, air leaks around windows, doors, and attic penetrations are a major source of drafts and energy loss. A professional assessment should include a blower door test to identify these leaks. The proper sequence is to air seal first, then add insulation, to create a truly effective thermal barrier for our variable climate.