The Best Insulation Contractors in Freeport, IL

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

#1

Kuehl Insulation

4.8
(120 reviews)
Verified

A well-established, family-owned and operated business based directly in Freeport. They are highly regarded for their expertise in both residential and commercial insulation projects. Their strengths include personalized service, deep knowledge of local building practices, and a comprehensive approach to improving home energy efficiency.

2046 S Walnut Rd, Freeport, IL 61032

Specialties & Features

Spray foam insulation
Blown-in insulation
Insulation removal and replacement

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

All Seasons Insulation

4.7
(90 reviews)
Verified

A leading insulation contractor from the larger Rockford area with a proven track record of serving the wider region, including Freeport. They are recognized for their professional crews, use of high-quality materials, and focus on energy audits and air sealing to maximize the effectiveness of their insulation work.

4669 Hydraulic Rd, Rockford, IL 61109

Specialties & Features

Attic insulation installation and upgrade
Energy efficiency audits
Air sealing services

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Premier Insulation Inc.

4.6
(80 reviews)
Verified

A reputable contractor serving northern Illinois and southern Wisconsin, including the Freeport area. They offer a wide range of insulation services and are known for their clear communication, detailed quotes, and expertise in modern insulation techniques like spray foam for both walls and crawl spaces.

221 14th Ave, Monroe, WI 53566

Specialties & Features

Basement and crawl space insulation
Wall insulation services
Spray foam insulation

Business Information

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

Why These Are the Top Insulation Contractors in Freeport

** The insulation market in Freeport, Illinois, is characteristic of a smaller Midwestern city. The housing stock includes a significant number of older homes (pre-1970s) that often have outdated or insufficient insulation, creating a consistent demand for upgrades and replacements. The competition level is moderate; while there are a few local specialists like Kuehl Insulation, many residents also rely on established contractors from the larger Rockford metropolitan area (approx. 25 miles away) or from nearby southern Wisconsin. The average quality of service is high among the top-tier providers, as they tend to be established, licensed, and insured businesses that rely on reputation. Pricing is generally competitive and in line with regional averages. Homeowners can expect typical project costs to range from $1,500 - $4,500 for a standard attic blow-in job, while more complex projects like full-home spray foam or deep energy retrofits including air sealing can range from $8,000 - $20,000+. It is important for homeowners to get multiple quotes and inquire about potential rebates from utility providers like ComEd, which can help offset the cost of energy-efficient 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 Freeport regulations and climate

Frequently Asked Questions About Insulation in Freeport

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

1What is the most important type of insulation for my Freeport home given our local climate?

For our cold Illinois winters and humid summers, attic insulation is the top priority. Properly insulating your attic to at least R-49 (about 16-20 inches of blown-in cellulose or fiberglass) creates a critical thermal barrier, preventing heat loss in winter and blocking radiant heat in summer. This directly combats our significant temperature swings and is the most cost-effective upgrade for improving comfort and lowering energy bills on Freeport's older housing stock.

2When is the best time of year to get insulation installed in Freeport?

The ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather, which is crucial for proper installation of materials like spray foam and for allowing adequate attic ventilation during the work. Scheduling during these shoulder seasons also ensures availability before the high-demand winter rush, when homeowners in Freeport are most acutely feeling drafts and high heating costs.

3Are there any local Illinois or Freeport-specific rebates or incentives for adding insulation?

Yes, Illinois homeowners should first explore the **Illinois Home Weatherization Assistance Program (IHWAP)** and ComEd's **Energy Efficiency Program**, which often offer significant rebates for insulation upgrades. Additionally, the federal Inflation Reduction Act provides tax credits for qualified insulation projects. It's essential to work with a certified insulation contractor in Stephenson County who can verify your home's eligibility and ensure the work meets the specific program requirements to secure these savings.

4How do I choose a reliable insulation contractor in the Freeport area?

Look for a licensed, insured, and locally established contractor with specific experience in insulating older homes common in Freeport. Verify they perform a thorough energy audit or assessment first, and ask for references from local projects. Crucially, ensure they understand and comply with Illinois building codes and manufacturer specifications for proper R-value and vapor barriers, which are key to preventing moisture issues in our climate.

5My Freeport home has old, lumpy attic insulation. Should I add more on top or remove it first?

This depends on the condition and type of the existing material. If it's dry, mold-free, and not vermiculite (which may contain asbestos), adding new insulation on top is often a cost-effective solution. However, if the old insulation is compacted, damp, contaminated with rodent droppings, or blocking soffit vents, complete removal is necessary for performance and health. A reputable local contractor can assess this, as improper layering can trap moisture and reduce effectiveness.