Insulation Installation Or Upgrade costs
Compare the project, repair and planning references below before choosing the work for your property. Confirm measurements, existing conditions and the services included in each proposal.
Cost scope: Benchmarks were reviewed October 24, 2026. Figures apply to the scope and market named by each reference. City/state examples outside Portland Metro are not Portland quotes. Labor, equipment, recurring expenses and complete projects are different budgets.
Installation and project costs
Compare alternatives separately. A range includes installation only when its scope says so. Do not add overlapping totals together.
| Project or reference | Published benchmark | Basis and scope |
|---|---|---|
| Basement insulation cost | $1,300 – $5,000 | total (1,000 SF basement) |
| Cost to insulate a garage | $800 – $5,100 | to insulate a 2-car garage (walls + ceiling) |
| Cost to insulate a garage | $90 – $530 | to insulate existing 2-car garage door only |
| Cost to insulate a garage | $1,500 – $3,700 | to install new insulated garage door |
| Batt & roll insulation cost | $1,100 – $3,900 | total installed |
| Wall insulation cost | $1 – $5 | per sq ft |
| Wall insulation cost | $1,700 – $8,500 | for whole house (exterior walls) |
| Roof insulation cost | $2 – $7+ | per sq ft of roof |
| Ductwork insulation cost | $3 – $13 | per sq ft |
| Ductwork insulation cost | $1,000 – $4,500 | total |
| Insulation cost | $1,600 – $8,000 | to insulate a house |
| Blown-in insulation cost | $900 – $3,600 | total for attic |
Related BidPDX cost guides
- Basement insulation cost
- Cost to insulate a garage
- Batt & roll insulation cost
- Wall insulation cost
- Roof insulation cost
- Ductwork insulation cost
- Insulation cost
- Blown-in insulation cost
Explore the related BidPDX guides for project benchmarks and planning details.
Before requesting bids
Share measurements, photos, location, existing conditions and the desired result. Ask for a written scope covering preparation, permits, removal, material specifications, installation, disposal and finish repairs where relevant. Compare bids using the same quantities and exclusions.
Material cost
No separate material-only purchase range was verified for this collection. Ask for an itemized allowance with quantities, product specifications and delivery; do not infer it by subtracting unrelated ranges.