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Addition Project Costs in Natick, MA

Planning addition work in Natick? Here is what recent Natick homeowners actually declared on their building permits — real public-record values, not quotes.

$235,905
Median project value
$55,000–$450,000
Typical range
16
Permits analyzed

Figures are owner-declared project values from public Natick building-permit records — a useful benchmark, not a substitute for a contractor quote.

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FAQ

How much does addition work cost in Natick, MA?

Across 16 recent Natick building permits that declared a value, the median addition project value is $235,905, with a typical range of $55,000 to $450,000. These are owner-declared values from public permit records, not quotes.

Where does this addition cost data come from?

Every figure is the declared project value on a real building permit filed with the Natick building department — public records MassPermits aggregates, not estimates.