Basic
$1.10 – $2.61 per sq ft
R-20 fiberglass batts friction-fit in 2x6 wall cavities, cut around boxes and pipes
Supply and install R-20 insulation (2x6 wall batts or equivalent blown/dense-pack) in exterior wall cavities.
R20 Insulation in Honolulu, Hawaii typically costs $1.30 to $3.08 per sq ft as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Honolulu are 21.0% higher than the national average for r20 insulation.
National average: $1.10 – $2.60 per sq ft
$1.10 – $2.61 per sq ft
R-20 fiberglass batts friction-fit in 2x6 wall cavities, cut around boxes and pipes
$1.30 – $3.08 per sq ft
Kraft-faced R-20 batts stapled to studs, split around wiring, cut tight at boxes, top and bottom plates fully filled
$1.62 – $3.84 per sq ft
Kraft-faced R-20 batts stapled to studs and fitted without gaps, split around wiring, cut tight at boxes, plates fully filled, window gaps filled
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $0.57 – $1.31 | sq ft |
| Labor | labor | $0.48 – $1.18 | sq ft |
| Supplies & Other | supplies | $0.17 – $0.35 | sq ft |
| Equipment & Disposal | equipment | $0.08 – $0.24 | sq ft |
Labor costs in Honolulu run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local r20 insulation contractors in Honolulu for personalized quotes based on your specific project.