Compare the highest-rated insulation professionals in Chicago, Illinois. All contractors are licensed, insured, and verified through our rigorous screening process.
EcoMast is a highly-rated, full-service insulation and energy efficiency contractor. They are recognized for their expertise in advanced air sealing and spray foam applications, often working in tandem with insulation upgrades to maximize home performance. They are a Building Performance Institute (BPI) certified company, which underscores their commitment to scientific, whole-home energy solutions.
Green Attic Insulation has built an exceptional reputation primarily on attic-specific services but has expanded to become a full-service provider. They emphasize education and transparency, often providing detailed explanations and photos of issues like ice dams and air leakage. Their process heavily integrates insulation removal, air sealing, and then installing new, high-performance insulation.
Four Seasons is a well-established contractor offering a wide range of home services, with a dedicated and skilled insulation division. Their advantage is being a one-stop-shop for homeowners also considering roofing, siding, or window upgrades, allowing for integrated energy efficiency projects. They have deep knowledge of local building codes and utility rebate programs.
The insulation market in Chicago is robust and highly competitive, driven by the city's extreme climate with cold, windy winters and hot, humid summers. The quality of contractors varies significantly, from small, specialized crews to large, full-service companies. The top-tier providers distinguish themselves by focusing on comprehensive "building performance" rather than just installing insulation. This includes mandatory air sealing services, energy audits, and expertise in navigating utility rebates from companies like ComEd and Peoples Gas. **Competition Level:** High. Many providers operate in the region, but only a handful possess the advanced certifications (BPI, RESNET) that signify true expertise in building science. **Average Quality:** The market has a long "tail" of lower-quality operators. However, the leading companies are exceptionally good, employing modern materials and techniques to meet and exceed Chicago's stringent energy codes. **Typical Pricing:** Costs are above the national average due to the high cost of living and union labor influence. * **Blown-In Attic Insulation:** $1,500 - $4,500 * **Spray Foam Insulation (closed-cell):** $1.50 - $3.00 per board foot * **Wall Insulation (blown-in):** $3,000 - $7,000 for an average home * **Full Home Energy Audit:** $300 - $800 (often applied as a credit if work is performed) Homeowners are advised to get multiple quotes, verify licensing and insurance directly, and prioritize contractors who perform a pre-inspection blower door test to quantify air leakage.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Chicago regulations and climate
Get answers to common questions about insulation services in Chicago, Illinois.
For Chicago's cold winters and humid summers, blown-in cellulose or fiberglass in attics and walls is often the most cost-effective, balancing performance and price. Typical costs range from $1,500 to $4,500+ depending on home size, material, and areas insulated, with attic projects being most common. It's crucial to achieve the recommended higher R-values (e.g., R-49 to R-60 for attics) for our climate, which influences material quantity and final cost.
The ideal times are late spring (May-June) and early fall (September-October) when attic temperatures are moderate, allowing for proper installation and contractor availability. While insulation can be installed year-round, winter installations require special care for materials like spray foam due to temperature constraints, and summer attic work can be extremely hot for crews. Scheduling in these shoulder seasons also ensures your home is prepared before Chicago's severe winter sets in.
Yes, Illinois homeowners should first check for incentives through the **Illinois Home Performance with ENERGY STAR** program, which offers rebates for insulation and air sealing. Additionally, ComEd and Peoples Gas/Nicor offer rebates for energy efficiency improvements. It's also important to consult a tax professional about potential federal tax credits for insulation that meet specific R-value requirements, which can provide significant savings.
Always verify that the contractor is licensed, insured, and has strong local references. Look for companies experienced with Chicago's building stock, from historic bungalows to modern high-rises, as techniques differ. Check for membership in local trade associations like the Insulation Contractors Association of America (ICAA) and ensure they provide a detailed, written estimate that includes the specific R-value to be achieved, not just inches of material.
The top priority is air sealing and insulating the attic floor, as heat loss through the roof is massive in winter. For bungalows, special considerations include evaluating knob-and-tube wiring (which must be addressed before insulating walls), managing moisture in brick walls, and preserving historic character. A professional energy audit is highly recommended to identify the most critical leaks and prioritize upgrades for maximum comfort and energy savings in our climate.