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VIDEO: Grand-opening party for new South Delridge building The Keystone

by Adina Eaton | Aug 1, 2025

On the South Delridge site where an auto shop once stood, and where a self-storage building was once proposed, The Keystone is about to open, with 74 apartments and ground-floor commercial space. Development partners STS Construction Services (WSB sponsor) and Housing...

VIDEO: After ‘long and winding road,’ groundbreaking celebration kicks off 4448 California SW construction

by Adina Eaton | Mar 6, 2025

“See you back here in 21 months for the grand opening!” With that, Craig Haveson of West Seattle’s STS Construction Services (WSB sponsor) ended the speeches and moved on to the shovel-turning at this afternoon’s groundbreaking ceremony for the mixed-use project that...

VIDEO: Belated groundbreaking celebration for South Delridge mixed-use project Keystone

by Adina Eaton | Jun 18, 2024

Two years after having West Seattle’s first ceremonial apartment-development groundbreaking in eight years, the partnership of STS Construction Services (WSB sponsor) and Housing Diversity Corporation had another one today. This time, the project is already under way,...

Construction finally close for mixed-use project at 9210 Delridge Way SW

by Adina Eaton | Feb 24, 2024

Redevelopment has been in the works for the former auto-shop site at 9201 Delridge Way SW for six years. The project plan, and ownership, have changed along the way. Now the current developers, Housing Diversity Corporation, say that groundbreaking is expected within...

DEVELOPMENT: Work under way at 3405 Harbor Avenue SW apartment-project site

by Adina Eaton | Mar 1, 2022

The development site at Harbor/Avalon is being cleared, as work begins for the six-story, 114-unit building that’s been in the works for three years. (Rendering by Atelier Drome Architecture) This project now goes by the address 3405 Harbor Avenue SW (previously 3417)...

About Housing Diversity

Founded by Brad Padden, HDC creates 100% affordable homes in Seattle and Los Angeles — nearly 3,000 delivered or in development, for the people our ci can’t afford to lose.

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500 Broadway
Seattle, WA 98122

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1st Ave Suite 330
PMB 58151
Seattle, WA 98104

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