
Seattle data centers and colocation
Seattle has 36 colocation buildings run by 23 operators and served by 6 internet exchanges.
Market asking rent runs from $155 up to $175 monthly per kW, and only 5.4% of space is vacant (CBRE, first half of 2026).
Colocation data centers in Seattle
Buildings are ranked by how many networks they hold.
| Building | Operator | Networks | Exchanges | Address |
|---|---|---|---|---|
| Digital Realty Seattle SEA10 | 233 | 4 | 2001 Sixth Avenue, Seattle | |
| Equinix SE2/SE3 - Seattle | 114 | 4 | 2001 Sixth Avenue, Seattle | |
| KOMO Plaza Seattle (Formerly Fisher Plaza) | 23 | 2 | 140 4th Ave N, Seattle | |
| WowRackServerhosh Internet Service | Serverhosh Internet Service | 20 | 3 | 12201 Tukwila International Blvd, Tukwila |
| Sabey Intergate East Building 4 | 13 | 3 | 3433 South 120th Place, Tukwila | |
| Digital Fortress (TUK)Digital Fortress | Digital Fortress | 11 | 1 | 12101 Tukwila International Blvd., Tukwila |
| Colocation Northwest - Seattle | 10 | 0 | 2001 6th Ave, Seattle | |
| H5 Data Centers SeattleH5 Data Centers | H5 Data Centers | 10 | 2 | 1000 Denny Way, Seattle |
| Evocative SEA1VPLS | VPLS | 9 | 1 | 140 4th Ave N, Seattle |
| TierPoint Seattle | 9 | 1 | 140 4th Ave N, Seattle | |
| Digital Fortress (LYN)Digital Fortress | Digital Fortress | 8 | 0 | 4200 194th St.SW, Lynnwood |
| Digital Fortress (SEA)Digital Fortress | Digital Fortress | 8 | 0 | 3101 Western Ave, Seattle |
| EdgeConneX Seattle (EDCSEA01) | 8 | 0 | 3425 S 116th St, Tukwila | |
| Equinix SE4 - Seattle, Kent | 8 | 1 | 6906 South 204th Street, Kent | |
| Centersquare Seattle (SEA1-B) | 5 | 2 | 3355 S 120th Pl Bldg 5, Tukwila | |
| Level (3) Seattle (Denny Way) | 5 | 0 | 1000 Denny Way, Seattle | |
| Wowrack Datacenter - Tukwila | 5 | 0 | 12201 Tukwila International Blvd #100, Tukwila | |
| Colocation Northwest - Tacoma | 4 | 0 | 1101 A Street, Tacoma | |
| DataBank Seattle (SEA1) | 4 | 0 | 2001 6th Ave, Seattle | |
| DataBank Seattle (SEA2) | 4 | 0 | 3311 S 120th Pl, Tukwila | |
| Intergate West / Digital.forest / Fortress | 4 | 2 | 12101 Tukwila International Blvd., Tukwila | |
| Cogent Seattle | 3 | 0 | 32275 32nd Avenue South, Federal Way | |
| ColoCrossing SEA1 | 3 | 0 | 12201 Tukwila International Blvd, Seattle | |
| Lunavi - Westin1809 | 3 | 0 | 2001 6th Avenue, Seattle | |
| SBTCSBTC | SBTC | 3 | 0 | 1914 3rd Avenue, Seattle |
| Colocation Northwest - Bellevue | 2 | 0 | 15400 SE 30th Place, Bellevue | |
| Colocation Northwest - Redmond | 2 | 0 | 2457 152nd Ave NE, Redmond | |
| Optic Fusion - Perkins Building | 2 | 0 | 1101 A Street, Tacoma | |
| BOTHWAXB - Bothell Central Office | 1 | 0 | 2326 228th St SE, Bothell | |
| Centersquare Seattle (SEA1-A) | 1 | 0 | 12301 Tukwila International Boulevard, Tukwila | |
| Kanobe, LLCBothell Data Services | Bothell Data Services | 1 | 0 | 3301 Monte Villa Parkway Suite 125, Bothell |
| Lunavi - Westin1969 | 1 | 0 | 2001 6th Avenue, Seattle | |
| Lunavi - Westin3205 | 1 | 0 | 2001 6th Avenue, Seattle | |
| Optic Fusion - Westin Building 2505 | 1 | 0 | 2001 6th Ave, Seattle | |
| FiberCloud-Westin1809Fibercloud | Fibercloud | 0 | 0 | 2001 6th Avenue, Seattle |
| FiberCloud-Westin3205Fibercloud | Fibercloud | 0 | 0 | 2001 6th Avenue, Seattle |
Each green building gets a page of its own listing all the networks inside. We refresh the building records from PeeringDB each month. The networks are carriers, clouds and ISPs listing a presence in the building.
Main operators in Seattle
Here, IsoFusion / Colocation Northwest operates 4 buildings and Digital Fortress operates 3. Digital Realty Seattle SEA10 leads on connectivity, holding 233 networks.Equinix SE2/SE3 - Seattle comes next with 114. More networks under one roof means more carrier options, plus cross connects that are cheaper and shorter (a cable joining your rack with another company's).
IsoFusion / Colocation Northwest4 buildings- Digital Fortress3 buildings
Lunavi3 buildings
Equinix2 buildings
Sabey Data Centers2 buildings
Centersquare2 buildingsDataBank2 buildings
Optic Fusion2 buildings- Fibercloud2 buildings
Digital Realty1 building
Internet exchanges serving Seattle
A shared switch where networks trade traffic directly is called an internet exchange. If you're in a building on the exchange, one port connects you to its members.
- SIX Seattle 370 members, 8 buildings here
- SIX Seattle (Jumbo) 67 members, 8 buildings here
- Equinix Seattle 35 members, 2 buildings here
- Pacific Wave 15 members, 1 building here
- MegaIX Seattle 15 members, 6 buildings here
- Global Peer Exchange 6 members, 1 building here
Colocation costs in Seattle
Add the list price of a rack to the Seattle market rent above. One full rack using 5 to 10 kW comes to roughly $1,330 to $2,330 a month.
Answer three questions to price your own setup.
Building locations
Buildings in the Seattle market sit in Seattle (18), Tukwila (9), Tacoma (2), Bothell (2), Lynnwood (1), Kent (1), Federal Way (1), Bellevue (1) and Redmond (1).
Getting quotes in Seattle
Let us know how much space and power you need. Providers or brokers with room in Seattle, up to three of them, will reply with their prices.
