Insulation Cost in Castle Rock, CO in 2026
Most Insulation projects in Castle Rock, CO cost between $1,500 and $6,500. The typical price is $3,000.
Labour and materials in Castle Rock run about 7% 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 Castle Rock, CO
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $1.26 |
| Mid-range | $2.51 |
| High-end | $5.24 |
Insulation contractors in Castle Rock, CO
Businesses listed on Google near Castle Rock, CO. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
AtticPro Insulation
5.0(78 reviews)
720 Kipling St #12, Lakewood, CO 80215
Mr. Handyman of Castle Rock, Parker, Monument
4.8(55 reviews)
115 Wilcox St 220, Office 272, Castle Rock, CO 80104
Insulation Pros of Colorado
4.8(40 reviews)
871 Thornton Pkwy #116, Thornton, CO 80229
Lakewood Insulation Contractors
5.0(12 reviews)
12640 W Cedar Dr Ste 200, Lakewood, CO 80228
CD Specialty Contractors
3.2(10 reviews)
333 Perry St Ste 210, Castle Rock, CO 80104
Level Up Insulation
No rating yet
202 Sixth St, Castle Rock, CO 80104