The Best Insulation Contractors in Monmouth, IL

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

#1

S&S Insulation

4.8
(120 reviews)
Verified

A well-regarded, family-owned and operated insulation contractor based in the Quad Cities area with a strong reputation for servicing Western Illinois, including Monmouth. They are known for their professionalism, thorough energy audits, and expertise in both residential and commercial projects. They focus on creating energy-efficient solutions tailored to each home.

1630 Grant St., Bettendorf, IA 52722 (Services Monmouth, IL)

Specialties & Features

Spray foam insulation
Blown-in attic insulation
Crawl space encapsulation

Business Information

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

Allied Insulation Company

4.7
(90 reviews)
Verified

A professional and experienced insulation company serving a wide area of Illinois, including the Monmouth region. They are praised for their clean work, knowledgeable staff, and use of high-quality materials. They offer comprehensive services from removal of old insulation to installation of new, modern materials.

2314 48th Ave Ct., Moline, IL 61265 (Services Monmouth, IL)

Specialties & Features

Attic insulation installation and upgrade
Insulation removal and replacement
Wall insulation services

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

A-1 Miller's Insulation & Siding

4.6
(70 reviews)
Verified

A local contractor with a strong presence in Western Illinois, known for personalized service and expertise in a range of insulation types. They are a go-to provider for many in the Monmouth area for retrofitting older homes with new, efficient insulation and addressing specific issues like basement and crawl space moisture control.

104 N Main St., Roseville, IL 61473 (Services Monmouth, IL)

Specialties & Features

Blown-in insulation installation
Basement and crawl space insulation
Air sealing services

Business Information

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

Why These Are the Top Insulation Contractors in Monmouth

The insulation market in Monmouth, Illinois, is characteristic of a smaller, rural city. There are very few, if any, insulation contractors operating solely within the Monmouth city limits. The market is primarily served by established regional companies based in larger nearby hubs such as the Quad Cities (Moline/Bettendorf), Galesburg, and other Western Illinois towns. This creates a moderately competitive environment where quality and reputation are key differentiators. These providers are accustomed to traveling to serve Monmouth and are well-versed in the local climate needs and building codes. The average quality of service is high, as these companies have built their reputation on serving multiple communities. Typical pricing is competitive with national averages, with project costs for a standard attic blown-in insulation ranging from $1,500 to $3,500, while more comprehensive spray foam or full-home retrofits can range from $5,000 to $15,000+. Homeowners are increasingly interested in energy efficiency audits and air sealing to maximize the effectiveness of new insulation, especially given the region's cold winters and hot, humid summers.

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 Monmouth regulations and climate

Frequently Asked Questions About Insulation in Monmouth

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

1What is the most important type of insulation for homes in Monmouth, IL, given our local climate?

For our climate with cold winters and hot, humid summers, attic insulation is the single most impactful upgrade. Proper attic insulation (typically aiming for R-49 to R-60) acts as a thermal barrier, preventing heat loss in winter and blocking radiant heat gain in summer. This directly combats the extreme temperature swings we experience in Western Illinois, leading to significant year-round energy savings and improved home comfort.

2When is the best time of year to have insulation installed in Monmouth?

While insulation can be installed year-round, the ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather in Monmouth, which is optimal for projects like attic work. Scheduling during these shoulder seasons also ensures your home is prepared before the peak heating and cooling demands of our harsh winter and humid summer, and you'll find greater contractor availability compared to the height of summer.

3Are there any local rebates or incentives for insulation upgrades in Monmouth, IL?

Yes, Monmouth residents should first check with Ameren Illinois, the local electric and gas utility, which frequently offers rebates for adding insulation to attics and walls. Additionally, the federal Inflation Reduction Act provides tax credits for qualified energy efficiency improvements, including insulation. It's crucial to work with a knowledgeable local contractor who is familiar with these programs and can ensure the materials and installation methods meet the specific requirements to qualify.

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

Look for a licensed, insured, and locally established contractor with strong references from Monmouth or nearby Warren County communities. They should provide a detailed, written estimate that includes the type of material, R-value, and square footage. A reputable provider will also offer a thorough home energy assessment to identify air leaks and moisture issues specific to our region's older housing stock, ensuring insulation is part of a comprehensive solution.

5My older Monmouth home has drafty walls. Is blown-in insulation worth it, and will it cause moisture problems?

Blown-in cellulose or fiberglass insulation is an excellent solution for sealing drafty walls in historic Monmouth homes, offering significant energy savings and comfort. When installed correctly by a professional, it fills cavities completely without disturbing plaster or lath. Crucially, a proper installation addresses our local humidity by including a vapor barrier strategy appropriate for Illinois's mixed-humid climate, preventing moisture accumulation within the wall assembly.