Insulation contractors in Utah - free quotes

Utah’s climate demands serious insulation. Winters along the Wasatch Front bring temperatures well below freezing, while summers push into the 90s and beyond. Homes that lack proper insulation waste energy in both seasons, and Utah’s dry air increases air infiltration through gaps and cracks in the building envelope.

Whether you live in Salt Lake City, Provo, Ogden, or anywhere in between, we connect you with insulation contractors who know the local climate and building codes. Get free, no-obligation quotes and compare prices before you hire.

Utah climate and insulation needs

Most of Utah’s population lives along the Wasatch Front, which falls in IECC Climate Zone 5. Mountain communities and southern Utah valleys fall in Zones 5 through 7 depending on elevation. The recommended insulation levels for Utah homes are:

• Attic: R-49 to R-60
• Walls: R-20 to R-21
• Floors/crawl spaces: R-25 to R-30
• Basement walls: R-15

Utah’s high desert climate means low humidity but intense temperature swings. Winter inversions along the Wasatch Front can trap cold air for weeks, keeping daytime highs below freezing. Summer highs regularly exceed 95 degrees in the Salt Lake Valley. Proper insulation handles both extremes and keeps energy bills manageable year-round.

Homes built before 1980 are especially likely to be under-insulated. Many older homes in neighborhoods like Sugar House, the Avenues, and Ogden’s historic districts have as little as R-11 in the attic and no wall insulation. Upgrading to current standards can reduce heating and cooling costs by 20% to 35%.

For a complete breakdown of recommended insulation levels, see our R-value guide by climate zone.

Utah licensing requirements

Utah requires contractors performing insulation work to hold an active license through the Utah Division of Occupational and Professional Licensing (DOPL). Insulation contractors typically need one of the following:

• S350 Insulation specialty license. Covers insulation installation specifically.
• B100 General Building license. A general contractor license that authorizes insulation work as part of broader construction projects.

Before hiring any contractor, verify their license at the DOPL website. Enter the contractor’s name or license number to confirm they are in good standing and check for any complaints or disciplinary actions.

Utah law also requires licensed contractors to:

• Maintain a surety bond as part of their licensing
• Carry general liability insurance
• Provide workers’ compensation coverage for employees

Ask for a Certificate of Insurance and verify it directly with the insurer. This protects you from liability if a worker is injured on your property or if the work causes damage.

Average insulation costs in Utah

Insulation costs in Utah tend to run slightly below the national average due to lower labor costs along the Wasatch Front. Here are typical ranges for common projects:

Utah homes in Climate Zone 5 should target R-49 to R-60 in attics and R-20 in walls. Mountain areas may need to exceed these minimums. The most popular approach for Utah attics is blown-in cellulose or fiberglass, which offers the best balance of cost and performance.

What affects insulation costs in Utah

• Home age. Utah has a mix of pre-war homes along the Wasatch Front and newer construction in suburbs like Lehi, Saratoga Springs, and Herriman. Older homes need more preparation work and may require removal of existing insulation.
• Elevation. Homes in Park City, Heber, and mountain communities face colder winters and need higher R-values than homes in the Salt Lake Valley.
• Basement vs. crawl space. Most Utah homes have basements. Insulating basement walls costs more than standard attic work but significantly reduces heat loss through below-grade walls.
• Insulation type. Spray foam costs more but provides superior air sealing in Utah’s dry, breezy climate. Blown-in is the most cost-effective choice for attic upgrades.

Utility rebates and tax credits in Utah

Utah homeowners can take advantage of several programs to offset insulation costs:

Rocky Mountain Power offers rebates for qualifying insulation upgrades in electrically heated homes. Attic, wall, and floor insulation projects may qualify for cash incentives that reduce your out-of-pocket cost.

Dominion Energy provides rebates for insulation and air sealing upgrades for customers who heat with natural gas. Programs change periodically, so contact Dominion Energy directly for current details and eligibility.

Federal tax credit. The Inflation Reduction Act provides a tax credit of up to 30% of insulation costs, with a maximum of $1,200 per year. This applies to both insulation materials and installation labor. You claim the credit when filing your federal tax return.

These programs can stack together. A $4,000 insulation project could see $1,000 or more in combined savings from utility rebates and the federal tax credit.

Types of insulation projects for Utah homes

Utah homes benefit from several types of insulation upgrades. The right project depends on your home’s age, current insulation levels, and where you are losing the most energy.

Attic insulation is the highest-priority upgrade for most Utah homes. Heat rises, and an under-insulated attic is the largest source of energy loss. Read our attic insulation guide for material comparisons and cost details.

Wall insulation retrofits are especially valuable for older homes along the Wasatch Front. Drill-and-fill techniques let contractors add insulation without tearing out drywall. Our wall insulation retrofit guide covers methods, costs, and what to expect.

Basement wall insulation matters in Utah because most homes have full basements. Uninsulated basement walls lose significant heat, especially during winter inversions when ground-level temperatures stay below freezing for extended periods.

How to choose a Utah insulation contractor

Finding the right contractor starts with verifying credentials. Here is a quick checklist:

• Confirm their Utah DOPL license (S350 or B100)
• Verify current general liability insurance and workers’ compensation
• Check for BPI certification or manufacturer certifications
• Ask for references from recent Utah projects
• Get at least three detailed, written quotes

For a complete step-by-step evaluation process, read our guide to choosing an insulation contractor.

Cities we serve

• Insulation contractors in Salt Lake City

Get a free quote for your insulation project anywhere in Utah.

FAQ

Do insulation contractors need a license in Utah?

Yes. Utah requires insulation contractors to hold an S350 Insulation specialty license or work under a general contractor with a B100 license through the Division of Occupational and Professional Licensing (DOPL). Verify any contractor’s license at the DOPL website before hiring.

What R-value do I need in Utah?

Most of Utah falls in IECC Climate Zone 5 or 6. The recommended attic insulation is R-49 to R-60. Walls should have R-20 to R-21. Mountain areas at higher elevations may need even higher R-values to handle colder, longer winters.

Are there insulation rebates in Utah?

Rocky Mountain Power and Dominion Energy offer rebates for qualifying insulation upgrades. The federal Inflation Reduction Act also provides a tax credit of up to 30% on insulation costs, with a maximum of $1,200 per year. Check with your local utility for current program details.

How much does insulation cost in Utah?

Most whole-home insulation projects in Utah cost $1,400 to $7,500. Blown-in attic insulation runs $0.90 to $2.30 per square foot. Spray foam costs $1.40 to $3.25 per square foot. Utah prices tend to run slightly below the national average.

When is the best time to insulate in Utah?

Late summer and early fall are the most popular times to schedule insulation work along the Wasatch Front. This ensures your home is prepared before winter. Spring and early summer typically offer better contractor availability and may get you faster scheduling.

Do I need to remove old insulation before adding new?

Not always. If your existing insulation is clean, dry, and free of mold or pest damage, new insulation can be blown in on top. If the old material is contaminated or severely deteriorated, it should be removed first. A qualified contractor can assess your situation during the quoting process.