
How Much Does Blown In Insulation Cost in St. Louis, Missouri?
Blow loose-fill insulation (fiberglass or cellulose) into an attic or existing wall cavities, per square foot of area insulated.
Blown In Insulation in St. Louis, Missouri typically costs $1.05 to $3.14 per sq ft as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Blown In Insulation in St. Louis, Missouri
$1.05 – $3.14
per sq ftPrices in St. Louis are 7.0% higher than the national average for blown in insulation.
National average: $1 – $3 per sq ft
Cost Breakdown in St. Louis
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $0.45 – $1.35 | sq ft |
| Labor | labor | $0.40 – $1.19 | sq ft |
| Supplies & Other | supplies | $0.12 – $0.36 | sq ft |
| Equipment & Disposal | equipment | $0.08 – $0.24 | sq ft |
Prices adjusted for St. Louis local market conditions.
Cost Factors in St. Louis, Missouri
What Affects Pricing
- Materials ($0.45-$1.35 per square foot)
- Labor ($0.35-$1.05 per square foot)
- Supplies & Other ($0.12-$0.36 per square foot)
- Equipment & Disposal ($0.08-$0.24 per square foot)
Local Price Adjustments
Material costsAt national average
Labor costs13.0% above avg
Labor costs in St. Louis run proportionally higher than materials, which may favor material-heavy solutions.
Frequently Asked Questions
References
- How Much Does Blown-in Insulation Cost? (2026) | HomeGuide, HomeGuide, retrieved Nov 2026
- How Much Does Blown-In Insulation Cost? [2026 Data] | Angi, Angi, retrieved Nov 2026
- Insulation Costs & Prices - ProMatcher Cost Report, Insulation Promatcher, retrieved Nov 2026
- Construction wages by metro and rural area, used for the labor adjustment by ZIP code, U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025
- Regional price parities for goods, used for the materials adjustment by ZIP code, U.S. Bureau of Economic Analysis, 2024
Get Free Estimates in St. Louis
Connect with local blown in insulation contractors in St. Louis for personalized quotes based on your specific project.