The Best Insulation Contractors in Kingston, NJ

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

#1

Princeton Spray Foam & Insulation

4.8
(180 reviews)
Verified

A highly specialized contractor known for its expertise in high-performance spray foam applications. They are a leader in creating air-tight building envelopes for both residential and commercial properties, focusing heavily on energy efficiency and modern insulation solutions.

12 Princess Road, Lawrence Township, NJ 08648

Specialties & Features

Spray foam insulation
Air sealing services
Energy efficiency audits

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

Atticare of New Jersey

4.7
(220 reviews)
Verified

A well-established company with a strong focus on attic services, including insulation, ventilation, and air sealing. They are a certified installer for leading insulation brands and are recognized for their systematic approach to improving home energy efficiency and indoor air quality.

Serves all of Central NJ, including Kingston (corporate office in Manalapan)

Specialties & Features

Attic insulation installation and upgrade
Insulation removal and replacement
Blown-in insulation installation

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Koala Insulation of Central New Jersey

4.9
(90 reviews)
Verified

Part of a national brand with a strong local franchise, Koala offers a comprehensive suite of insulation services. They are praised for their professional assessments, clear communication, and expertise in both new installations and replacement projects, including basement and crawl space insulation.

1007 US Hwy 130 S, Robbinsville, NJ 08691

Specialties & Features

Blown-in insulation installation
Basement and crawl space insulation
Wall insulation services

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Kingston

** The insulation market serving Kingston, NJ, is characterized by high-quality, specialized contractors rather than a high volume of local competitors. Due to Kingston's proximity to Princeton and its affluent, older housing stock, there is a strong demand for premium energy efficiency upgrades. Homeowners in this area are often well-informed and seek out contractors with specific expertise, particularly in spray foam and advanced air sealing techniques. **Competition Level:** Moderate to High in terms of service quality. While there may not be dozens of companies physically located in Kingston, the surrounding area is served by several top-tier regional contractors who compete on expertise, certifications, and service quality rather than just price. **Average Quality:** The average quality of providers that successfully operate in this market is high. Companies must be professionally licensed, insured, and knowledgeable about modern building science and local utility rebate programs (e.g., from PSE&G) to meet customer expectations. **Typical Pricing:** Pricing is generally at a premium level, reflecting the high cost of materials (especially spray foam) and the skilled labor required. Ballpark costs can range from **$1.50 - $2.50 per sq. ft. for blown-in cellulose/fiberglass** in an attic to **$3.00 - $7.00+ per board foot for spray foam**, depending on the type (open vs. closed cell) and project complexity. Most reputable companies provide free, detailed estimates.

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 Kingston regulations and climate

Frequently Asked Questions About Insulation in Kingston

Get answers to common questions about insulation services in Kingston, New Jersey.

1What is the best type of insulation for my older home in Kingston, NJ, given our climate?

For Kingston's humid summers and cold winters, spray foam or blown-in cellulose are often top choices for older homes. Spray foam provides an excellent air seal, which is critical for managing humidity and preventing drafts in historic structures common in the area. Blown-in cellulose is a superb option for retrofitting existing wall cavities without major demolition, offering strong thermal performance and some moisture resistance.

2How much does attic insulation typically cost in the Kingston area, and are there any rebates?

For a standard 1,500 sq ft attic in Kingston, adding blown-in cellulose to reach R-49 can range from $1,800 to $3,000, while spray foam is significantly more. New Jersey offers excellent rebates through the NJ Clean Energy Program, which can cover a substantial portion of the cost for air sealing and adding insulation that meets their performance standards. Always ask your local contractor about current incentives.

3When is the best time of year to schedule insulation work in Kingston?

The ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather, which is important for certain insulation materials to cure properly and for effective air sealing. Scheduling during these shoulder seasons also avoids the peak summer heat and winter cold when contractors are in highest demand for emergency comfort issues.

4What should I look for when choosing an insulation contractor serving Kingston?

Prioritize contractors who are licensed and insured in New Jersey and have specific experience with homes in our region. They should perform a thorough energy audit or assessment before quoting. It's also wise to choose a company that is a registered Home Performance Contractor with the NJ Clean Energy Program, as this ensures they are trained to meet state standards for rebate-eligible work.

5My house feels drafty and my energy bills are high. Will new insulation alone solve this in my Kingston home?

Not always; insulation and air sealing are a critical pair. In many Kingston homes, especially older ones, significant heat loss occurs through air leaks (drafts) around windows, doors, and penetrations, not just through under-insulated surfaces. A professional assessment will identify if you need a combination of air sealing *and* added insulation, which is the most effective strategy for our climate and is required for state rebates.