The Best Insulation Contractors in Northborough, MA

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

#1

HomeWorks Energy

4.8
(1 reviews)
Verified

A leading Mass Save® partner, HomeWorks Energy is a major regional player known for comprehensive energy efficiency services. They are a top choice for homeowners seeking no-cost insulation through the Mass Save program, backed by professional installation and rigorous energy auditing.

1 State Street, North Andover, MA 01845 (Serves Northborough extensively)

Specialties & Features

Energy efficiency audits
Blown-in insulation
Air sealing services

Business Information

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

Mass Energy Experts

4.7
(350 reviews)
Verified

Another premier Mass Save® partner, Mass Energy Experts specializes in making homes more comfortable and energy-efficient. They are highly regarded for their expertise in insulation installation and air sealing, with a strong focus on customer service and maximizing rebates and incentives for their clients.

44 Hampden St, Springfield, MA 01103 (Serves the entire state, including Northborough)

Specialties & Features

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

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

A. T. & Son Insulation, Inc.

4.6
(90 reviews)
Verified

A well-established local contractor with a physical presence very close to Northborough. They offer a more personalized service and handle a wide range of insulation projects beyond just the Mass Save program, including spray foam and basement/crawl space work, making them a versatile choice for specialized needs.

9 Brigham St, Unit 5, Marlborough, MA 01752

Specialties & Features

Spray foam insulation
Basement and crawl space insulation
Wall insulation services

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Northborough

** The insulation market in Northborough, Massachusetts, is robust and highly influenced by the state's energy efficiency programs, particularly **Mass Save®**. This has created a competitive landscape dominated by authorized partners who can perform no-cost and heavily discounted insulation services for qualifying homeowners. The average quality of service is high, as these partners must meet strict program standards for training and installation. **Competition** is strong, primarily between large Mass Save partners (like HomeWorks and Mass Energy Experts) and smaller, local independent contractors (like A. T. & Son). The larger partners excel in high-volume standardized work and audits, while local independents often provide more niche services like full-site spray foam. **Typical Pricing:** For work outside the Mass Save program, pricing is competitive but reflects the high cost of labor and materials in Massachusetts. * **Blown-in Cellulose (Attic):** $1,500 - $2,500 for an average home. * **Spray Foam (Open Cell):** $2.50 - $4.00 per board foot. * **Air Sealing:** $500 - $1,500, often bundled with insulation. * **Energy Audit:** Typically $100-$150, but often fully rebated by Mass Save. Homeowners are advised to start with a **Mass Save energy audit** to determine eligibility for significant incentives, which can dramatically reduce out-of-pocket costs for insulation and air sealing projects.

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 Northborough regulations and climate

Frequently Asked Questions About Insulation in Northborough

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

1What is the recommended insulation level (R-Value) for attics in Northborough, and why is it so important for our climate?

For Northborough's cold Massachusetts climate, the U.S. Department of Energy recommends an attic insulation level of at least R-49 to R-60. This high R-value is critical to combat our harsh winters, preventing significant heat loss through the roof which drives up heating costs. Proper attic insulation also helps mitigate ice dam formation, a common issue in our region due to snow accumulation and roof temperature variations.

2Are there any Massachusetts or Northborough-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 Northborough residents. This program provides no-cost home energy assessments and heavily subsidized insulation upgrades, often covering 75-100% of the project 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 Northborough home?

While insulation can be installed year-round, the ideal times in Northborough are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather which is optimal for projects like attic work, and scheduling during these shoulder seasons ensures your home is prepared before the peak heating season begins. It's advisable to book an assessment well in advance, as local contractors' schedules fill up quickly ahead of winter.

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

Always choose a contractor that is a Mass Save® Partner, as this certification ensures they meet strict program standards for quality and training. Verify they are licensed and insured in Massachusetts, and ask for local references from recent projects in Worcester County. A reputable provider will conduct a thorough energy assessment before quoting and should clearly explain the work, recommended materials (like dense-pack cellulose or spray foam for our climate), and the expected energy savings.

5My older Northborough home is drafty. Should I focus on insulating the walls or the attic first?

For most older homes in Northborough, the attic is the top priority. Heat rises, and an under-insulated attic is the single largest source of heat loss during our long winters, making it the most cost-effective area to address. After the attic is properly sealed and insulated to R-49 or higher, then consider addressing wall insulation, especially if you have uninsulated walls common in historic homes, which can further improve comfort and efficiency.