The Best Insulation Contractors in Sacramento, CA

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

#1

Attic Pros

4.8
(280 reviews)
Verified

A highly-rated, locally-focused company known for comprehensive attic services, including insulation, air sealing, and rodent proofing. They emphasize energy efficiency and often work with homeowners to understand available rebates. Their strong reputation is built on detailed assessments and high-quality installation.

3550 Watt Ave, Sacramento, CA 95821

Specialties & Features

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

Business Information

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

Nor-Cal Insulation Inc.

4.7
(190 reviews)
Verified

A well-established, family-owned contractor with a strong presence in Northern California. They are known for professional service across a wide range of insulation types, including spray foam and blown-in cellulose. They are often recognized for their expertise in both residential and commercial projects and their knowledge of local building codes.

8312 Alpine Ave, Sacramento, CA 95826

Specialties & Features

Spray foam insulation
Blown-in insulation installation
Wall insulation services

Business Information

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

Sierra Pacific Home Comfort

4.9
(150 reviews)
Verified

While based in Roseville, this company is a top-tier service provider for the entire Sacramento metropolitan area. They specialize in creating comprehensive home comfort and energy efficiency solutions, often combining insulation upgrades with HVAC services. Their high customer satisfaction ratings reflect a focus on whole-home performance and detailed energy audits.

112 Washington Blvd, Roseville, CA 95678

Specialties & Features

Energy efficiency audits
Basement and crawl space insulation
Blown-in insulation installation

Business Information

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

Why These Are the Top Insulation Contractors in Sacramento

The insulation market in Sacramento is robust and highly competitive, driven by the region's hot, dry summers and cool, damp winters, which create a significant demand for energy efficiency. The quality of providers is generally high, with leading contractors holding relevant state licensing (CSLB) and industry certifications (e.g., BPI). **Competition Level:** High. There are numerous operators, from large regional companies to small local specialists. This competition benefits consumers through competitive pricing and a focus on customer service. **Typical Pricing:** Costs vary significantly based on the project scope and material. * **Blown-In Attic Insulation:** $1,500 - $4,500 for an average home. * **Spray Foam Insulation:** $3,000 - $7,500+ for an attic, given its superior performance and higher material cost. * **Wall Insulation:** $2,000 - $5,000 for exterior walls in an existing home. Many Sacramento homeowners are motivated by available rebates and incentives from programs like SMUD's (Sacramento Municipal Utility District) Home Performance program, which can substantially offset the cost of insulation and air sealing upgrades. Reputable contractors are typically well-versed in these programs and can assist with the application 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 Sacramento regulations and climate

Frequently Asked Questions About Insulation in Sacramento

Get answers to common questions about insulation services in Sacramento, California.

1What is the most cost-effective type of insulation for my Sacramento home, given our hot summers?

For our climate, blown-in cellulose or fiberglass in attics is highly cost-effective. It provides excellent resistance to heat flow (high R-value) and is ideal for retrofitting existing homes without major demolition. The Sacramento Municipal Utility District (SMUD) often offers rebates for adding attic insulation, which can significantly offset the initial cost and improve your home's cooling efficiency.

2When is the best time of year to have insulation installed in Sacramento?

The ideal times are late spring (April-May) or early fall (September-October). These periods typically offer milder temperatures, making it more comfortable for contractors to work in your attic before the extreme summer heat arrives. Scheduling during these shoulder seasons also helps ensure your home is properly insulated before peak cooling or heating demand.

3Are there specific California or Sacramento building codes I need to be aware of for insulation?

Yes, California's Title 24 Energy Standards mandate specific minimum R-values for insulation based on your home's climate zone (Sacramento is in Zone 12). A reputable local contractor will know these requirements for attic, wall, and underfloor insulation. Furthermore, if your home was built before 1990, you should test for asbestos before any disturbance, as it's a common local concern.

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

Always verify the contractor is licensed (C-2 Insulation and Acoustical or B-General Building), insured, and has strong local references. Look for companies experienced with Sacramento's specific needs, such as mitigating heat gain and understanding SMUD rebate programs. Be wary of door-to-door sales and always get 2-3 detailed, written estimates that include the type, R-value, and square footage of material.

5My energy bills are very high in the summer. Will adding insulation really make a difference in Sacramento's heat?

Absolutely. Inadequate attic insulation is a primary cause of high cooling costs here. Proper insulation acts as a thermal barrier, keeping the intense valley heat from radiating into your living spaces. This allows your air conditioner to work less frequently, reducing wear and tear and lowering your monthly bills. Combined with proper attic ventilation, it's one of the best home improvement investments for our climate.