$8,400 – $18,900 to replace the windows in an average home
What most homeowners spend; the full range runs $4,200–$42,000 by scope. That’s about 5% above the national average for Portland.
Get a free quote from local pros →Cost swings widely with what you're actually doing — a cosmetic refresh and a full replacement are different projects. Here's the range at each scope.
In Portland, ME, most homeowners spend $8,400–$18,900 to replace the windows in an average home — the full range runs $4,200–$42,000 depending on scope. Portland runs somewhat above the national average (about 5% higher), mainly due to local labor rates and permitting.
Source: ZeroFi estimate · national industry cost ranges, updated 2026-07 · adjusted to Portland by ZeroFi's local cost index (×1.05). Planning ranges, not quotes — describe your job for a real estimate.
In cold climates, double- or triple-pane low-E glass for heating efficiency is standard — often with a higher-performance gas fill. The regional product — not just labor rates — is why prices differ, so the ranges above reflect Portland's typical setup.
Read the full window replacement guide →
In Portland, ME, expect $8,400–$18,900 to replace the windows in an average home — about 5% above the national average. Your exact price depends on frame material — vinyl vs. fiberglass vs. wood and glass package (double vs. triple pane, low-e). Describe your job to get a real quote from local pros.
Portland runs somewhat above the national average (about 5% higher), mainly due to local labor rates and permitting.
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