Insulation Cost in Renton, WA in 2026
Most Insulation projects in Renton, WA cost between $1,600 and $6,500. The typical price is $3,200.
Labour and materials in Renton run about 15% above the national average. These figures are adjusted for that, so they are not the national average you will find elsewhere.
What drives the price
- Batt, blown-in cellulose or closed-cell spray foam
- Target R-value for your climate zone
- Attic, wall or crawlspace access
- Air sealing done alongside the insulation
Usually included
- Insulation material to the specified R-value
- Installation and air sealing at obvious gaps
- Cleanup and disposal
Usually extra
- Removing contaminated existing insulation
- Ventilation or moisture remediation
- Drywall work for wall injection
Unit prices in Renton, WA
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $1.32 |
| Mid-range | $2.65 |
| High-end | $5.51 |
Insulation contractors in Renton, WA
Businesses listed on Google near Renton, WA. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Attic Crew
4.9(368 reviews)
707 S Grady Way Ste 600, Renton, WA 98057
316 Insulation Auburn
5.0(321 reviews)
420 37th St NW B, Auburn, WA 98001
Attic Star
5.0(117 reviews)
10223 59th Ave S, Seattle, WA 98178
Super Attic Solutions
5.0(113 reviews)
1824 NE 20th St, Renton, WA 98056
Green Attic
4.9(114 reviews)
21814 84th Ave S, Kent, WA 98032
INSULATION PRO INC
4.9(55 reviews)
555 Andover Park W #200, Tukwila, WA 98188