Tierpoint Seattle Data Center
140 4th Avenue North
Parcel boundary
Recorded as in service.
Status inferred from osm footprint (Sep 8, 2026). No filing states it in as many words.
- Status
- Operating (inferred)
- Owner
- Owner not independently traced
- Capacity
- not stated
- Location known to
- Parcel boundary
- County
- King County
- State
- Washington
- Electric utility
- Not identified
- Grid operator
- CAISO
Location and nearby
Tierpoint Seattle Data Center is on record as operating in King County, Washington. 22 other campuses are on record within 25 miles, 4 of them within 5 miles. The nearest is 0.41 mi away.
Nearest of each kind: Operating 0.41 mi Permitted 15.6 mi
Nearest campuses on record
- 0.41 mi
Operating · King County, WA
- 0.54 mi
Operating · King County, WA
- 0.55 mi
Operating · King County, WA
- 0.62 mi
Operating · King County, WA
- 5.3 mi
Operating · King County, WA
- 8.8 mi approximate
Operating · King County, WA
What is on record
Owner
Owner not independently traced
Listed as TierPoint by Cleanview, DataCentersExposed. We have not verified that against a filing.
What the signal was
-
dce directory attribution
TierPoint, LLC
dce tracker export (© DataCentersExposed contributors, datacentersexposed.com, ODbL 1.0. Contains data © OpenStreetMap contributors.) · Jun 17, 2026
Filed by: KOMO Plaza East
- Address on file
- 140 4th Avenue North
- Capacity
- not stated
- Building area
- 45,743 sq ft
- Diesel generators
- No air permit found in the records we collect
- Water
- Not collected. State water withdrawal permits are not in this build.
- Electric utility
- More than one utility serves this county, and no filing we hold names which one
- Also recorded as
- Evocative SEA1 · KOMO Plaza East · KOMO Plaza West · TierPoint Seattle · TierPoint, LLC
Buildings and phases
2 distinct buildings, parcels or permits make up this campus.
| Name or address | Status | Permit | Area | Date |
|---|---|---|---|---|
| KOMO Plaza East | Operating | not stated | not stated | Jan 14, 2026 |
| KOMO Plaza West | Operating | not stated | not stated | Jan 14, 2026 |
How the status changed
- Operating Jan 14, 2026 inferred
osm footprint
Overpass data_center query, tile conus-w1 bbox 24.0,-125.0,50.0,-115.0
- Operating Jan 14, 2026 inferred
osm footprint
Overpass data_center query, tile conus-w1 bbox 24.0,-125.0,50.0,-115.0
- Operating Jun 14, 2026 inferred
DCE status 'mapped' (located only, single source)
- Operating Jun 17, 2026 inferred
DCE status 'mapped' (located only, single source)
- Operating Jun 17, 2026 inferred
DCE status 'operating'
- Operating Jun 17, 2026 inferred
DCE status 'mapped' (located only, single source)
- Operating Sep 8, 2026 inferred
WSDOT: Washington data centers (buildings): building
- Operating Sep 8, 2026 inferred
WSDOT: Washington data centers (buildings): building
- Operating Sep 8, 2026 inferred
Cleanview status 'Operating'
Cleanview state pages: facility markers (id, name, coordinates, status, MW, county)
About this data
Evidence
Primary record
A government filing, a federal permit, an assessor parcel or the operator’s own page.
Location known to
Parcel boundary
Matched to an assessor parcel, so the boundary is the parcel.
Independent sources
4
assessor parcel, directory, government record, osm footprint. Directories count once between them, because they copy each other.
Spotted something wrong? Tell us and we will fix it.
Where this comes from
10 source records back this page. Each row is a document we retrieved and kept, so a claim can be checked against the original.
Cleanview (cleanview.co) © DataCentersExposed contributors, datacentersexposed.com, ODbL 1.0. Contains data © OpenStreetMap contributors.
Free email alerts
Know first when a data center is recorded in King County
Each time we refresh the public records and a new campus appears in King County, you get one short email naming it, with the document behind it.