The Best Insulation Contractors in Hagarstown, IL

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

#1

All Weather Seal of Central Illinois

4.8
(150 reviews)
Verified

A leading local exterior and insulation specialist serving Central Illinois. They are highly regarded for comprehensive energy efficiency solutions, including advanced insulation techniques and thorough air sealing. They are a reputable, long-standing business known for professional service and expertise.

300 S Poplar St, Centralia, IL 62801 (Serves the Hagarstown area)

Specialties & Features

Spray foam insulation
Attic insulation and air sealing
Crawl space encapsulation

Business Information

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

Hoffmann Brothers & Sons, Inc.

4.7
(80 reviews)
Verified

A well-established family-owned HVAC and insulation company based in Breese, IL. They have a strong reputation in Clinton County for quality workmanship and reliability. While HVAC is their primary focus, they offer expert insulation services, particularly blown-in and batt insulation, as part of whole-home energy efficiency packages.

860 N Clinton St, Breese, IL 62230 (Serves the Hagarstown area)

Specialties & Features

Blown-in attic insulation
Insulation removal and replacement
Energy efficiency audits

Business Information

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

Koala Insulation of St. Louis Metro-East

4.9
(100 reviews)
Verified

Part of a national brand with a strong local franchise presence, Koala specializes exclusively in insulation services. They are known for their detailed free evaluations and expertise in all types of insulation, including blown-in, spray foam, and batt. They actively service the Illinois side of the St. Louis metro area, which extends to communities like Hagarstown.

Serves the Metro-East area; primary service vehicle based in O'Fallon, IL (Serves Hagarstown)

Specialties & Features

Blown-in insulation
Insulation removal
Basement and crawl space insulation

Business Information

Years in Business:5 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Hagarstown

** The insulation market for Hagarstown, IL, is characteristic of a rural area. There are no dedicated insulation contractors based within the village itself. Homeowners must rely on established contractors from larger nearby hubs such as Centralia, Breese, and the broader St. Louis Metro-East region. The competition level is moderate, with a mix of long-standing local HVAC companies that offer insulation and specialized regional insulation contractors. The average quality of service is high among the top providers, as they rely on reputation and word-of-mouth in a close-knit community. These companies are well-versed in local Illinois building codes and are knowledgeable about energy efficiency rebates from utilities like Ameren Illinois. Typical pricing is competitive with national averages but can be influenced by travel distance. For a standard attic blown-in insulation job, homeowners can expect prices to range from $1,500 to $3,000, while more complex services like spray foam insulation or full crawl space encapsulation can range from $3,000 to $8,000+, depending on the scope of the project and the square footage involved. It is highly recommended that residents obtain multiple quotes due to the variable travel costs factored in by different companies.

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 Hagarstown regulations and climate

Frequently Asked Questions About Insulation in Hagarstown

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

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

For Hagarstown's climate, which features cold winters and hot, humid summers, a combination of air sealing and high R-value insulation is key. We typically recommend spray foam for its superior air-sealing properties or dense-packed cellulose/blown-in fiberglass in attics and walls, as they effectively combat both conductive heat loss and summer heat gain. The recommended attic insulation level for our Illinois climate zone is R-49 to R-60.

2How much does insulation installation typically cost for a home in the Hagarstown area?

Costs vary based on home size, insulation type, and areas treated, but local projects often range from $1,500 to $4,500 for a standard attic job. Spray foam is a premium option costing more, while blown-in cellulose or fiberglass is more budget-friendly. We recommend getting itemized quotes from local providers that include air sealing, as this significantly impacts overall energy savings and comfort in our region.

3When is the best time of year to add or upgrade insulation in Hagarstown?

The ideal times are late spring (April-May) and early fall (September-October). These periods offer moderate temperatures, making it easier for contractors to perform thorough work and for your HVAC system to be tested effectively. Scheduling during these shoulder seasons also avoids the peak summer attic heat and the winter contractor backlog, ensuring better availability and pricing.

4Are there any local Illinois or Hagarstown-specific rebates or incentives for insulation upgrades? **Question:** Are there any local Illinois or Hagarstown-specific rebates or incentives for insulation upgrades?

Yes, Illinois homeowners have excellent incentives. The state's "Illinois Home Performance with ENERGY STAR" program, often administered through local utilities like Ameren Illinois, offers significant rebates for air sealing and insulation that meet specific performance standards. Additionally, federal tax credits for qualified insulation materials are available, making it a cost-effective time to invest in your home's efficiency.

5What should I look for when choosing a local Hagarstown insulation contractor?

Prioritize contractors who are licensed, insured, and have specific experience with older homes common in our area, which may have knob-and-tube wiring or plaster walls. Ask for local references, verify they perform a pre-installation energy audit or assessment, and ensure their quote details the R-value, material type, and scope of air sealing. A reputable provider will also help you navigate the Illinois incentive programs mentioned above.