The Best Insulation Contractors in Olney, IL

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

#1

Koala Insulation of Southern Illinois

4.9
(150 reviews)
Verified

A highly-rated, full-service insulation contractor specializing in both residential and commercial projects. They emphasize energy efficiency, using advanced diagnostic tools to perform audits and recommend the best solutions, including spray foam, blown-in, and batt insulation. They are known for their detailed explanations and professional crews.

Services Olney from their base in Mt. Vernon, IL

Specialties & Features

Spray foam insulation
Blown-in attic insulation
Energy efficiency audits

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes
#2

All Weather Seal of Mt. Vernon

4.7
(80 reviews)
Verified

While known for windows and siding, this company offers comprehensive insulation and air sealing services. They provide free in-home estimates and are well-regarded for improving home comfort and reducing energy bills. Their services include attic insulation, wall insulation, and critical air sealing.

123 S. 42nd St., Mt. Vernon, IL 62864 (Serves the Olney area)

Specialties & Features

Attic insulation installation and upgrade
Air sealing services
Insulation removal and replacement

Business Information

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

Thompson's Heating & Air Conditioning

4.6
(100 reviews)
Verified

A trusted local HVAC company that has expanded its services to include insulation and air sealing. Their expertise in home comfort systems gives them a unique advantage in identifying how insulation interacts with heating and cooling efficiency. They are a go-to for holistic home performance upgrades.

1002 E Main St, Olney, IL 62450

Specialties & Features

Energy efficiency audits
Attic and crawl space insulation
Air sealing services

Business Information

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

Why These Are the Top Insulation Contractors in Olney

** The insulation market in Olney, Illinois, is characteristic of a smaller rural city. There are very few, if any, insulation contractors that operate *exclusively* within the Olney city limits. Homeowners typically rely on established regional companies based in larger nearby hubs like Mt. Vernon, Effingham, or even Vincennes, IN, which service a wide radius. The competition is moderate, with a handful of reputable providers vying for projects. The average quality of service is high among the top-tier contractors, as they rely heavily on reputation and word-of-mouth in a regional market. Typical pricing is competitive with national averages but can be influenced by travel distance. Homeowners should expect to pay between $1.50 - $3.50 per square foot for blown-in attic insulation, while spray foam projects are a premium service, typically starting at $3,000 and going up significantly based on scope. Many of these providers are well-versed in local utility rebates (from providers like Ameren Illinois) and federal tax credits for energy efficiency, which can help offset project costs. It is always recommended to get at least two quotes and verify current licensing and insurance before proceeding with any contractor.

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 Olney regulations and climate

Frequently Asked Questions About Insulation in Olney

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

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

For Olney's climate, which features hot, humid summers and cold winters with an average low around 20°F, a combination approach is often best. For attics, blown-in cellulose or fiberglass is highly effective for filling irregular spaces and achieving a high R-value (recommended R-49 for attics in Illinois). This helps keep heat out in summer and retain warmth in winter, directly combating our seasonal extremes and reducing energy costs year-round.

2How much does attic insulation typically cost for an average Olney home?

For a typical 1,500 sq ft home in Olney, adding or upgrading attic insulation can range from $1,500 to $3,500, depending on material, existing conditions, and the R-value needed. Local factors like accessibility and the need for old insulation removal can affect the price. It's wise to get multiple itemized quotes from local contractors, as material costs and labor rates in Richland County can vary.

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

Yes, Illinois homeowners can benefit from the "Illinois Home Performance with ENERGY STAR" program, which offers rebates for insulation upgrades that improve energy efficiency. Additionally, Olney residents should check with Richland Electric Cooperative or Ameren Illinois for any specific local utility rebates. These incentives can significantly offset the upfront cost and improve your home's value and comfort.

4When is the best time of year to schedule insulation work in Olney?

The ideal times are late spring (April-May) and early fall (September-October). These periods typically offer mild, dry weather in Olney, which is crucial for projects like attic work where extreme summer heat or winter cold can be unsafe for workers and affect material application. Scheduling during these shoulder seasons also ensures your home is prepared before the peak heating and cooling demands arrive.

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

First, verify they are licensed, insured, and have strong local references. A reputable Olney contractor should be familiar with Illinois building codes and the specific challenges of our older housing stock, such as proper ventilation to prevent moisture issues. Ask if they perform a pre-installation energy assessment and provide a detailed contract outlining materials (R-values), labor, cleanup, and warranty.