# South Lake Union

Seattle, WA · industrial · tier: draft · Retrofit Atlas record `n-204a21e1cd` · release 2026-10-21

Canonical: https://retrofitatlas.org/industrial/wa/seattle-south-lake-union/  
JSON: https://retrofitatlas.org/data/records/n-204a21e1cd.json · Provenance: https://retrofitatlas.org/data/records/n-204a21e1cd.provenance.json · API: https://retrofitatlas.org/api/v1/sites/n-204a21e1cd

## Facts

| Field | Value | Provenance |
|---|---|---|
| Status | built | reported · model extraction, unreviewed |
| Strategy | redevelop | none |
| New use | office, other | none |
| What is there now | one of the most thriving innovation hubs in the United States | reported · model extraction, unreviewed |
| Closed | 1990 | reported · model extraction, unreviewed |
| Retrofit year | 2009 | reported · model extraction, unreviewed |
| Redeveloper | Paul Allen's Vulcan Real Estate | reported · model extraction, unreviewed |

## Parties

- Paul Allen's Vulcan Real Estate — developer (2009–)

## Timeline

- 1990: Closed
- 2009: Retrofit: redevelop

## Sources

- Innovation district — https://en.wikipedia.org/wiki/Innovation_district

## Cite

Retrofit Atlas (2026). "South Lake Union, Seattle, WA." Record n-204a21e1cd, release 2026-10-21, tier draft. https://retrofitatlas.org/industrial/wa/seattle-south-lake-union/ (accessed 2026-10-21).

```bibtex
@misc{retrofitatlas_seattlesouthlakeunion,
  title = {South Lake Union, Seattle, WA},
  author = {{Retrofit Atlas}},
  howpublished = {\url{https://retrofitatlas.org/industrial/wa/seattle-south-lake-union/}},
  year = {2026},
  note = {Record n-204a21e1cd, release 2026-10-21, tier: draft. Built on the Retrofitting Suburbia map (Dunham-Jones and Williamson) and the sources listed on the record. Accessed 2026-10-21}
}
```

Licence: research use only; terms undecided with the authors (https://retrofitatlas.org/licence/). Wikipedia text CC BY-SA 4.0. Tiers: curated = from the authors' public map, not reviewed by them; draft = imported or model-extracted, unreviewed.