The Best Insulation Contractors in Allston, MA

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

#1

Boston Insulation

4.8
(180 reviews)
Verified

A leading provider of comprehensive insulation and energy efficiency services for residential and commercial properties in the Greater Boston area. They are known for their high-quality spray foam and cellulose installations and are a Mass Save® partner, helping customers access significant rebates.

14 Allston St, Allston, MA 02134 (This is a verified business address)

Specialties & Features

Spray foam insulation
Energy efficiency audits
Air sealing services

Business Information

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

Mass Energy Experts

4.7
(150 reviews)
Verified

Specializes in home performance and energy efficiency upgrades, with a strong focus on insulation and air sealing. As a Mass Save® participating contractor, they are highly skilled at navigating the program's rebates and zero-interest HEAT loan offerings.

255 Washington St, Somerville, MA 02143 (Serves Allston and the greater Boston area)

Specialties & Features

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

Business Information

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

Commonwealth Insulation

4.6
(90 reviews)
Verified

A well-established contractor focusing on retrofitting older homes in the Boston area with modern, efficient insulation. They have extensive experience with blown-in cellulose and fiberglass in attics and walls, and are proficient in insulating challenging spaces like basements and crawl spaces.

84R Gerry Rd, Brookline, MA 02467 (Located adjacent to Allston and actively serves the neighborhood)

Specialties & Features

Blown-in insulation installation
Attic insulation upgrade
Basement and crawl space insulation

Business Information

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

Why These Are the Top Insulation Contractors in Allston

** The insulation market in Allston, MA, is characterized by high demand driven by the city's older housing stock, stringent energy codes, and resident focus on reducing high utility costs. A significant portion of homes in Allston are early to mid-20th century constructions, often lacking adequate insulation. The market is competitive, with a mix of specialized insulation contractors and general home performance companies. The Mass Save® program is a major market force, and contractors who are partners with the program are generally viewed as more reputable and capable of delivering significant customer savings through rebates. Typical pricing is on the higher end compared to national averages due to the high cost of labor and materials in the Boston area. A full attic insulation job with air sealing can range from $2,500 to $5,500, heavily influenced by the square footage and material chosen (spray foam being the most expensive). Customer reviews heavily emphasize professionalism, knowledge of rebates, and the thoroughness of the energy audit.

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 Allston regulations and climate

Frequently Asked Questions About Insulation in Allston

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

1What is the best type of insulation for my older Allston home, and are there local rebates to help with the cost?

For Allston's many early 20th-century homes, air sealing combined with dense-pack cellulose or spray foam in walls and blown-in insulation in attics is highly effective. Massachusetts offers excellent incentives, including 0% financing and rebates through the Mass Save® program, which is available to Allston residents. A no-cost Mass Save® home energy assessment is the critical first step to determine the best materials and unlock these substantial savings.

2When is the ideal time to schedule insulation work in Allston, and how long does a typical project take?

The best time is during the shoulder seasons of spring or fall to prepare for extreme summer heat or harsh New England winters. Most interior projects like attic or wall insulation can be completed in 1-2 days, depending on the home's size and scope. Scheduling ahead is crucial, as reputable local contractors book up quickly, especially in late summer as homeowners prepare for winter.

3Are there specific building code or historical district considerations for insulation in Allston?

Yes, Allston has many homes in local and National Register historic districts. While interior insulation upgrades are generally straightforward, exterior changes to the building envelope on a historically designated property may require review. Always work with a contractor familiar with Boston's building codes and the City of Boston's Environment Department guidelines to ensure compliance while preserving your home's character.

4How do I choose a reliable insulation contractor in the Allston/Boston area?

Prioritize contractors who are licensed, insured, and, most importantly, a Mass Save® participating "HEAT Contractor." This designation ensures they are qualified to perform work that qualifies for rebates. Always check for local reviews, ask for references from nearby projects, and verify they perform a pre-installation energy assessment to guide their recommendations scientifically.

5My house is drafty and my energy bills are high in winter. Is air sealing or adding more insulation more important for my Allston triple-decker?

For Allston's classic triple-deckers, air sealing is often the higher priority. These homes have significant air leaks around windows, doors, and where floors meet walls, which no amount of insulation will fix. A professional will perform a blower door test to identify leaks. The most effective strategy is a combination: air seal first, then add insulation to the attic and walls to meet Massachusetts' recommended R-values for our climate zone.