Planning windows/doors/siding work in Boston? Here is what recent Boston homeowners actually declared on their building permits — real public-record values, not quotes.
Figures are owner-declared project values from public Boston building-permit records — a useful benchmark, not a substitute for a contractor quote.
MassPermits helps Boston contractors find homeowners who just pulled permits — and helps homeowners understand local project costs.
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Across 46 recent Boston building permits that declared a value, the median windows/doors/siding project value is $37,260, with a typical range of $15,500 to $150,744. These are owner-declared values from public permit records, not quotes.
Every figure is the declared project value on a real building permit filed with the Boston building department — public records MassPermits aggregates, not estimates.