The Best Insulation Contractors in Leicester, MA

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

#1

A+ Insulation

4.8
(180 reviews)
Verified

A+ Insulation is a highly-rated, family-owned and operated contractor specializing in comprehensive home insulation and air sealing services. They are a Mass Save® participating partner, which is a critical credential for homeowners seeking rebates and 0% financing. They are known for their professionalism, deep knowledge of energy efficiency, and high-quality installation work.

115A Hartford Turnpike, Shrewsbury, MA 01545 (Serves Leicester)

Specialties & Features

Spray foam insulation
Blown-in cellulose
Mass Save® energy audits

Business Information

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

HomeWorks Energy

4.7
(2 reviews)
Verified

As one of the largest and most recognized Mass Save® partners in Massachusetts, HomeWorks Energy offers a wide range of energy efficiency services. Their scale provides access to significant resources and standardized processes. They are an excellent choice for homeowners who prioritize the Mass Save® program's rebates and no-cost insulation offers for qualifying households.

233 Andover St, Wilmington, MA 01887 (Serves entire state, including Leicester)

Specialties & Features

Mass Save® insulation programs
Air sealing
Insulation removal and replacement

Business Information

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

Mass Energy Insulation

4.6
(120 reviews)
Verified

Mass Energy Insulation is a dedicated insulation contractor serving Central MA. They focus squarely on insulation installation, removal, and air sealing, bringing a targeted expertise to their projects. They are another approved Mass Save® contractor, indicating they meet the program's rigorous standards for work quality and energy savings.

46 John L Dietsch Blvd, Attleboro Falls, MA 02763 (Serves Central MA, including Leicester)

Specialties & Features

Attic insulation
Wall insulation
Blown-in insulation

Business Information

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

Why These Are the Top Insulation Contractors in Leicester

** The insulation market in Leicester, and Central Massachusetts as a whole, is heavily influenced by two key factors: the prevalence of older housing stock and the **Mass Save® program**. The average quality of service is high among established providers, as they must adhere to strict program guidelines to remain Mass Save® partners. Competition is strong among these top-tier contractors, who compete on service quality, customer communication, and expertise rather than just price. Typical pricing varies significantly based on the scope of work, home size, and insulation material. However, the Mass Save® program dramatically alters the cost landscape. For eligible homeowners, the program can cover 75-100% of the cost of air sealing and insulation, often making it a very affordable investment. A standard attic insulation project without rebates might range from $1,500 to $3,500, but with Mass Save® rebates, the out-of-pocket cost could be reduced to a few hundred dollars or even $0. It is highly recommended that Leicester residents start with a **no-cost Mass Save® Home Energy Assessment** to determine their eligibility for these substantial incentives. All three providers listed above are equipped to guide homeowners through this process.

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 Leicester regulations and climate

Frequently Asked Questions About Insulation in Leicester

Get answers to common questions about insulation services in Leicester, Massachusetts.

1What is the recommended insulation level (R-Value) for my attic in Leicester, and why is it important for our climate?

For Leicester's cold Massachusetts climate, the U.S. Department of Energy recommends an attic insulation level of R-49 to R-60. This high R-Value is crucial to combat our harsh winters, preventing significant heat loss through the roof which drives up heating costs. Properly meeting this target also helps manage summer humidity and reduces ice dam formation, a common issue in New England.

2Are there any Massachusetts or Leicester-specific rebates or incentives for upgrading my home's insulation?

Yes, Massachusetts offers excellent incentives primarily through the Mass Save® program, which is available to Leicester residents. This program provides no-cost home energy assessments and heavily subsidized insulation upgrades, often covering 75-100% of the cost for eligible measures. Additionally, you may qualify for federal tax credits for certain insulation materials, making it a very cost-effective time to improve your home's efficiency.

3When is the best time of year to install insulation in my Leicester home?

Insulation can be installed year-round, but the ideal periods in Leicester are late spring (May-June) and early fall (September-October). These seasons typically offer mild, dry weather, which is optimal for contractors to properly air-seal your home before insulating—a critical step. Scheduling during these shoulder seasons also ensures your home is prepared before the peak heating season begins.

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

Always choose a contractor that is a Mass Save® Partner, as this ensures they are trained and qualified to perform work that meets program standards for rebates. Verify they are licensed and insured in Massachusetts, and ask for local references in Worcester County. A reputable Leicester-area contractor will provide a detailed assessment and quote that explains the recommended R-Values, air sealing, and the types of insulation (like dense-pack cellulose or spray foam) best suited for our older home stock.

5My older Leicester home feels drafty. Will adding insulation to the walls alone solve my comfort problems?

Not necessarily. In many of Leicester's historic homes, air leakage is often a bigger issue than insufficient insulation. A comprehensive solution requires a professional energy audit to identify drafts around windows, doors, sill plates, and outlets. The most effective strategy is to combine air sealing with adding insulation, which will dramatically improve comfort, reduce energy bills, and prevent moisture issues within the wall cavities common in our variable climate.