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Construction projects in South Lake Union, Seattle
24 PROJECTS · 19 ACTIVE
24
Projects
19
Active
4,049
Residential units
$1.7B
Est. value
15.4
Avg. stories
Area map
24 LOCATIONSProject status
24 STAGEDLand Use / Design Review28%
Under Construction1771%
Completed521%
What’s being built · 19 active
Mixed Use
2,533 units · 516,843 sq ft office · 47,117 sq ft retail
9 projects
Residential
1,290 units
6 projects
Commercial
499,582 sq ft office · 96,073 sq ft retail
4 projects
Filings by year
CURRENT PIPELINE · BY FIRST-FILED YEARolder filings leave tracking as projects complete
Notable projects
Largest projects
BY EST. VALUEActive in South Lake Union
ACTIVE PIPELINEDevelopers
Recent activity
LATEST 6Status changed
Unknown → Under Construction
Jul 2026
Status changed
Unknown → Land Use / Design Review
Feb 2026
New project filed · 3043451-LU
Land use
Jan 2026
Status changed
Unknown → Land Use / Design Review
Jan 2026
Permit filed · 7115874-CN
Construction
Nov 2025
Status changed
Under Construction → Completed
Sep 2025
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Neighborhood record · South Lake Union24 projects · Synced from SDCI