Cushman & Wakefield reports downtown Seattle office vacancy at 37%, the highest among U.S. central business districts. Iconic towers such as the 44‑floor U.S. Bank Center sit nearly half empty and changed hands for $280 million, less than half the 2019 price. Since 2020, property values have shed $15 billion, a 46% drop, shaving $128 million from city tax revenue.

The surplus stems from a decade of tech‑driven construction. From 2012 to 2022, office supply grew by a third—equivalent to roughly 18 U.S. Bank Centers—according to Kidder Mathews. Layoffs in 2022 failed to stem new deliveries, and analysts estimate that without Amazon‑generated demand, refilling vacancies would take 16 years instead of eight. Remote‑work patterns now keep downtown foot traffic at only 60% of 2019 levels.

City officials and developers eye conversion as a relief valve. Moody’s analysis flags 14% of office stock as suitable for housing, while Yardi pushes that figure to 24%, potentially yielding 6,000 units over seven years. Yet large slabs like the U.S. Bank Center resist conversion due to massive floor plates and code upgrades. Downtown rents have fallen 25% inflation‑adjusted since 2019, cementing the market’s “zombie” reputation.