Basic
$1,000 – $3,334 each
White vinyl 2-panel sliding patio door, double-pane low-E tempered glass, standard handle set, flashed, trimmed and sealed

Remove an existing patio door and install a new 2-panel sliding or hinged (French) patio door unit with trim and weatherproofing.
Install Replacement Patio Door in Portland, Maine typically costs $1,177 to $3,922 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Portland are 1.0% lower than the national average for install replacement patio door.
National average: $1,200 – $4,000 each
$1,000 – $3,334 each
White vinyl 2-panel sliding patio door, double-pane low-E tempered glass, standard handle set, flashed, trimmed and sealed
$1,177 – $3,922 each
White vinyl 2-panel sliding patio door with low-E argon tempered glass, tandem rollers, keyed lock, flashed and trimmed
$1,471 – $4,903 each
Heavy multi-chamber vinyl 2-panel sliding patio door with exterior color finish, low-E argon glass, multipoint lock and upgraded handle, flashed and trimmed
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $524 – $1,746 | each |
| Labor | labor | $420 – $1,400 | each |
| Supplies & Other | supplies | $140 – $466 | each |
| Equipment & Disposal | equipment | $93 – $310 | each |
Two-panel sliding patio door with white frame in a room
Photo: ecooper99 · CC BY 2.0 · Source
Find a pro to do thisSliding glass patio door set in a brick wall with curtains
Photo: Rachel M Coleman · CC BY-SA 2.0 · Source
Find a pro to do thisConnect with local install replacement patio door contractors in Portland for personalized quotes based on your specific project.