Cost to Insulate an Attic

September 2024

Attic Insulation CalculatorZip Code
Square Feet*
Item detailsQtyLow  High
Attic Insulation Cost 
Non-discounted retail pricing for popular: R19 thickness - fire retardant treated cotton recycled fibers. Loose fill. Calculated purchase quantity includes overage for typical waste and small future repairs.
534 square feet$1,274.08$2,980.87
Attic Insulation Labor, Basic 
Basic labor to insulate attic with favorable site conditions. Fit and secure batt insulation between open ceiling joists. Includes planning, equipment and material acquisition, area preparation and protection, setup and cleanup.
534 square feet$1,274.08$2,980.87
Attic Insulation Job Supplies 
Cost of related materials and supplies typically required to insulate attic including: fasteners, vent flow baffles and sealing tape.
534 square feet$1,274.08$2,980.87
Attic Insulation Equipment Allowance
Job related costs of specialty equipment used for job quality and efficiency, including: 115 V insulation blowing system, 500+ pounds of insulation/hour capacity. Daily rental.
534 square feet$1,274.08$2,980.87
Option: Remove Insulation
Transfer existing loose fill insulation into container and dispose of responsibly off premise. For up to 1 foot thick layer of fiberglass, wool and cellulose insulation only. Additional precautions, steps and costs for asbestos insulation are NOT included. Material cost includes dump fee.
534 square feet$1,274.08$2,980.87
Attic Insulation Debris Disposal
Costs to load, haul away and dispose of old materials, installation waste and associated debris.
 0.4961250.564375
 Unused Minimum Labor
Balance of 2 hr(s) minimum labor charge that can be applied to other tasks.
   
Totals - Cost To Insulate Attic   
Average Cost per Square Foot  
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In September 2024 the estimated cost to Insulate an Attic starts at $3.42 - $7.04 per square foot*. Use our Cost Calculator for cost estimate examples customized to the location, size and options of your project.

To estimate costs for your project:

1. Set Project Zip Code Enter the Zip Code for the location where labor is hired and materials purchased.

2. Specify Project Size and Options Enter the number of "square feet" required for the project.

3. Re-calculate Click the "Update" button.


NOTE: *Input the total of the finished surface area AND the area of any openings enclosed by the finished area.



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Unit Costs = Successful Projects

Homewyse uses the Unit Cost Method for up-to-date example estimates and custom estimates created with Homewyse Lists. The Unit Cost Method promotes clear communication, sets realistic expectations between the customer and service professional - and results in mutual trust, fair pricing and high customer satisfaction.


Cost to Insulate an Attic - Notes and General Information

This example estimate is for BASIC work performed in readily serviceable conditions by qualified professionals, using popular, IN STOCK products, materials and supplies available at home improvement retailers. Your actual costs will vary due to the unique conditions, requirements, labor options and material choices of your project. Work not mentioned on this page, work with schedule difficulty, work during periods of local labor shortages, and work using master craftsman, premium materials, custom built products, project supervision may result in HIGHER COSTS!

This example estimate is for educational and illustrative purposes - it is NOT a substitute for written quotes from trade professionals. Homewyse strongly recommends that you contact reputable professionals for itemized assessments of work required and costs for your project - before making any decisions or commitments.

The example estimate includes:

  • Costs for local material / equipment delivery to and service provider transportation to and from the job site.
  • Costs to prepare the worksite for Attic Insulation, including costs to protect existing structure(s), finishes, materials and components.
  • Labor setup time and mobilization time typical of local, small Attic Insulation jobs.

The example estimate does NOT include:

  • Costs for any work or materials not specifically mentioned on this page.
  • Costs for removing, relocating, repairing, or modifying existing framing, surface finishes (including molding) and fixtures, HVAC, electrical, and plumbing systems - or bringing any systems into compliance with current building codes.
  • Costs for testing and remediation of hazardous materials (asbestos, lead, radon, etc.).
  • General contractor overhead and markup for organizing and supervising the Attic Insulation. Add 13% to 22% to the total cost above if a general contractor will supervise this project.
  • Sales tax on materials and supplies.
  • Permit or inspection fees (or portion thereof) required by your local building department for your overall project.

References - Attic Insulation

Attic Insulation Budget Management

Attic Insulation Cost Infographic - critical areas of budget risk and savings

This infographic highlights some of the decisions and job specific issues that could impact the actual cost of Attic Insulation - if applicable to your job.


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