Basic
$833 – $2,500 each
Prehung smooth fiberglass six-panel door with foam core, composite-clad frame, weatherstripping, knob and deadbolt

Remove an existing door and install a pre-hung fiberglass exterior entry door (no sidelights) with frame, weatherstripping and lockset.
Fiberglass Entry Door in Portland, Maine typically costs $981 to $2,942 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 fiberglass entry door.
National average: $1,000 – $3,000 each
$833 – $2,500 each
Prehung smooth fiberglass six-panel door with foam core, composite-clad frame, weatherstripping, knob and deadbolt
$981 – $2,942 each
Prehung smooth fiberglass shaker-panel door with composite frame and sill, lever handleset and deadbolt
$1,226 – $3,677 each
Prehung factory-finished woodgrain fiberglass door with a low-E decorative glass lite, rot-resistant frame, heavier handleset
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $437 – $1,310 | each |
| Labor | labor | $350 – $1,050 | each |
| Supplies & Other | supplies | $116 – $349 | each |
| Equipment & Disposal | equipment | $78 – $233 | each |
Connect with local fiberglass entry door contractors in Portland for personalized quotes based on your specific project.