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AC Install Cost

AC Replacement Cost in Seattle, Washington (2026)

$4,600 – $9,650
$0$20k
Lower estimateHigher estimate

Typical installed central AC replacement in Seattle. Climate zone 4C · costs here run slightly above the Washington average.

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ItemEstimated range
Central AC unit + coil$2,070 – $4,825
Installation labor$1,380 – $2,895
Permits & misc.$230 – $772

AC replacement cost in Seattle

Installed AC replacement cost in Seattle reflects Washington's climate zone 4C, the size and efficiency of the system you choose, and local labor and permit costs. The range above is a typical central-AC replacement; heat pumps and full system swaps run higher. For the size your home needs, run the sizing wizard, or see the full Washington cost breakdown.

Frequently asked questions

How much does it cost to replace an AC unit in Seattle?

A typical installed central AC replacement in Seattle falls in the range shown above, depending on tonnage, efficiency, and whether ductwork is included.

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