Seattle Construction Costs Edge Up 0.88% in Q3 as Market Conditions Stabilize

Mortenson index shows modest regional increases amid easing supply chain pressures and renewed project planning activity, though design pipeline signals caution ahead Seattle's nonresidential construction market posted one of the nation's smallest quarterly cost increases in the third quarter of 2025, rising just 0.88 percent, according to Mortenson's latest regional cost index. The modest uptick […]