
I-90 Corporate Campus Bldg A
3350 161st Ave SE Bldg A, Bellevue, WA, 98008-5063, US
25 965 000 $ | 4 207 mètres carrés
The Grand Central Block presents a landmark investment opportunity in Seattle’s historic Pioneer Square district—offering 141,408 square feet of wholly unencumbered space with versatile repositioning potential. This irreplaceable asset comprises three adjacent historic buildings dating from 1889-1909, all currently vacant and primed for transformation by a visionary investor or developer.
This distinctive property combines authentic Seattle heritage with exceptional adaptability, allowing investors to pursue either a historic office renovation or residential conversion strategy. The building’s classic brick-and-beam construction, illuminating light wells, and efficient floorplates represent the quintessential Pioneer Square aesthetic that commands premium rents across both sectors.
The property’s compelling acquisition basis combined with recent tax appeal win positions investors for extraordinary value creation. With existing architectural plans already in place, a new owner can immediately implement a strategic renovation while minimizing pre-development costs and accelerating the timeline to stabilization. Importantly, the project is eligible for significant tax incentives that further enhance its financial attractiveness. Local Seattle Historic Tax Credits offer additional financial advantages based on the difference between stabilized real estate taxes and the reduced tax basis from the program.
Ideally situated fronting Occidental Square—Pioneer Square’s social hub—the Grand Central Block benefits directly from the district’s remarkable post-pandemic renaissance, where pedestrian traffic now exceeds pre-pandemic levels by 30%. This renewed vibrancy signals strong fundamentals for both office and residential demand.
The 18,555 square feet of ground-floor retail space offers immediate activation potential, creating cash flow while upper-floor repositioning progresses. This street-level frontage on Occidental Square provides exceptional visibility in Seattle’s most walkable and historically significant commercial district.
Beyond its intrinsic architectural value, the property offers substantial upside through potential penthouse additions atop the Grand Central and Buttnick buildings, creating premium spaces with water and city views. These distinctive elements would command significant rent premiums in either an office, hotel or residential configuration.
In addition to tax credits, the property benefits from Transfer of Development Rights (TDR), allowing for the potential sale of unused development capacity. The maximum transferable amount is capped at three times the lot area, potentially generating ~$2 million in revenue at current market rates.
The Grand Central Block’s investment thesis is further strengthened by the $806 million Waterfront Redevelopment Project, which is transforming Seattle’s harbor area just blocks away. Additional demand drivers include Lumen Field (hosting six FIFA World Cup matches in 2026), nearby cruise terminals, and excellent transit connectivity including King Street Station offering both light and heavy rail options.
As a 100% vacant asset unencumbered by leases, Grand Central Block offers investors complete flexibility to execute their vision without tenant constraints or relocation costs. This rare combination of historic character, prime location, flexible positioning strategy, and attractive basis creates an exceptional investment opportunity in one of Seattle’s most dynamic neighborhoods.