Basic
$233 – $837 each
Leaking perimeter resealed with roof-grade sealant, damaged gasket and weatherstripping replaced, flashing checked, water-tested

Roofer or skylight pro repair of an existing skylight (reseal, replace gasket or weatherstripping, repair flashing or frame, fix leak); not replacement.
Repair Skylight in Boston, Massachusetts typically costs $274 to $985 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Boston are 14.0% higher than the national average for repair skylight.
National average: $250 – $900 each
$233 – $837 each
Leaking perimeter resealed with roof-grade sealant, damaged gasket and weatherstripping replaced, flashing checked, water-tested
$274 – $985 each
Step and head flashing repaired and resealed, new gaskets and weatherstripping, surrounding shingles reset, water-tested
$342 – $1,231 each
Flashing repaired around the curb with self-adhered membrane, new gaskets, frame sealed, interior well checked, water-tested
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $112 – $405 | each |
| Labor | labor | $112 – $400 | each |
| Supplies & Other | supplies | $30 – $108 | each |
| Equipment & Disposal | equipment | $20 – $72 | each |
Skylight unit lifted off a roof curb during replacement with sheeting laid on the shingles
Photo: Smtzzz · CC BY-SA 4.0 · Source
Find a pro to do thisLabor costs in Boston run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local repair skylight contractors in Boston for personalized quotes based on your specific project.