The Best Insulation Contractors in Hillsborough, NH

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

#1

ReVision Energy

4.8
(450 reviews)
Verified

While primarily a leading solar installer, ReVision Energy has a deeply integrated Energy Services division that specializes in comprehensive home energy upgrades. Their "whole-home" approach means they expertly combine insulation and air sealing with renewable energy systems. They are a top choice for homeowners seeking maximum energy efficiency and are experts in accessing state and utility rebates.

274 N State St, Concord, NH 03301 (This is their closest branch, serving the Hillsborough area)

Specialties & Features

Energy efficiency audits
Air sealing services
Blown-in insulation installation

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#2

A+ Insulation

4.7
(180 reviews)
Verified

A+ Insulation is a dedicated insulation contractor with a strong presence in Southern and Central New Hampshire. They receive consistently high marks for professionalism, clean workmanship, and expertise in a wide range of insulation materials. They are a reliable, specialized provider focused solely on building envelope performance.

287 E Side Dr, Concord, NH 03301 (Serves the entire central NH region, including Hillsborough)

Specialties & Features

Spray foam insulation
Attic insulation installation and upgrade
Basement and crawl space insulation

Business Information

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

Granite State Insulation, Inc.

4.6
(90 reviews)
Verified

A family-owned and operated business that has been serving New Hampshire for decades. They have built a solid reputation for quality work in both residential and commercial insulation. Their longevity and focus on customer service make them a trusted local option for standard and complex insulation projects.

15 Chenell Dr, Concord, NH 03301 (Actively serves the Contoocook River Valley and Hillsborough area)

Specialties & Features

Insulation removal and replacement
Wall insulation services
Blown-in insulation installation

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Hillsborough

** The insulation market serving Hillsborough, NH, is characterized by a moderate level of competition, primarily from established contractors based in Concord and Manchester. Due to the town's rural nature and older housing stock (including many historic homes), there is a significant demand for insulation upgrades and energy efficiency improvements. The market is not saturated with low-quality "fly-by-night" operators; instead, it is served by a handful of reputable, long-standing companies. **Average Quality:** The quality is generally high, with several providers holding key certifications like Building Performance Institute (BPI) accreditation, which is crucial for conducting energy audits and performing air sealing work that qualifies for rebates. **Competition Level:** Moderate. Homeowners have a clear choice of several top-tier regional providers but may find fewer than five companies actively and reliably marketing their services directly within the Hillsborough town limits. **Typical Pricing:** Pricing is competitive with the broader New England region. As a rough guide: * **Blown-in Cellulose/Liberal:** $1,500 - $4,500 for a standard attic. * **Spray Foam Insulation:** $2.00 - $5.00 per board foot, making it a premium option. * **Whole-Home Air Sealing & Insulation:** $5,000 - $15,000+, highly dependent on the home's size and condition. Many of these top providers can help homeowners navigate rebate programs from New Hampshire Saves and utility companies, which can significantly offset the upfront cost.

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 Hillsborough regulations and climate

Frequently Asked Questions About Insulation in Hillsborough

Get answers to common questions about insulation services in Hillsborough, New Hampshire.

1What is the best type of insulation for my Hillsborough home given our cold winters and humid summers?

For our New Hampshire climate, a combination approach is often best. We recommend air sealing first, then using high-performance materials like spray foam in hard-to-reach areas (attics, rim joists) for its superior air barrier, and dense-pack cellulose in wall cavities for its excellent thermal performance and moisture management. This strategy effectively combats both winter heat loss and summer humidity infiltration, which is crucial in Hillsborough's variable climate.

2How much does insulation installation typically cost for a home in Hillsborough, NH?

Costs vary significantly based on home size, insulation type, and areas treated, but for a standard attic project in Hillsborough, homeowners can expect a range of $1,500 to $4,500. Whole-house projects (attic, walls, basement) using materials like cellulose or fiberglass batts often range from $6,000 to $15,000. It's important to get a detailed, in-home assessment for an accurate quote, as regional material and labor costs apply.

3When is the ideal time of year to add or upgrade insulation in Hillsborough?

The best time is late spring through early fall (May to October). This allows for optimal attic work, as summer heat can make attics dangerously hot for installers. Scheduling during this period also ensures your home is properly sealed and insulated before the harsh New Hampshire winter sets in. However, many professional installers work year-round, and interior wall or basement projects can often be completed comfortably in any season.

4Are there any local rebates or incentives for insulation upgrades in Hillsborough?

Yes, Hillsborough residents have access to several programs. The most significant is NHSaves, which offers rebates for approved insulation upgrades through participating contractors. Additionally, New Hampshire has no sales tax on energy-efficient home improvements, and federal tax credits for qualified insulation (up to 30% of cost, with a $1,200 annual limit) are available. A qualified local contractor will be familiar with all current incentive paperwork.

5What should I look for when choosing an insulation contractor in the Hillsborough area?

Prioritize contractors who are licensed and insured in New Hampshire and have specific experience with our climate's challenges. Look for companies that perform a thorough energy audit or assessment first, rather than giving a generic quote. Check for membership in local associations and strong reviews from Monadnock Region homeowners. Always verify they follow New Hampshire building codes and manufacturer specifications for proper installation, which is critical for performance and warranty.