Basic
$4.02 – $9.05 per sq ft
Three-ply built-up roof with fiberglass ply sheets in hot asphalt, flood coat with gravel, new gravel stop
Install a new multi-ply built-up (tar and gravel) flat roof over an existing deck, per square foot, tear-off extra.
Built Up Roof in Honolulu, Hawaii typically costs $4.73 to $11 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 built up roof.
National average: $4 – $9 per sq ft
$4.02 – $9.05 per sq ft
Three-ply built-up roof with fiberglass ply sheets in hot asphalt, flood coat with gravel, new gravel stop
$4.73 – $11 per sq ft
Four-ply fiberglass felts in hot asphalt over a base sheet, flood coat with embedded gravel, new gravel stop and flashings
$5.92 – $13 per sq ft
Four plies plus base sheet over new cover board, flood coat and gravel, new edge metal, re-flashed curbs and drains
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $2.02 – $4.54 | sq ft |
| Labor | labor | $1.82 – $4.10 | sq ft |
| Supplies & Other | supplies | $0.54 – $1.21 | sq ft |
| Equipment & Disposal | equipment | $0.36 – $0.81 | sq ft |
Labor costs in Honolulu run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local built up roof contractors in Honolulu for personalized quotes based on your specific project.