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999 3rd Ave
Seattle, WA 98104 Downtown Seattle

Rate Upon Request

Office For Lease  •  2,520+ SF

Property Details

  • Property Type Office
  • Year Built 1983
  • Total Building Size 983,599 SF
  • Tenancy Multiple
  • Building Class A
  • Zoning DOC1
100 Transit Score
99 Walk Score

29 Spaces Available

Name Space Use Size Rent Details
4th Floor Ste 400 Office 11,717 SF Rate Upon Request 
Fully furnished plug-and-play space. Extra high ceiling with floor-to-ceiling windows.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
5th Floor Ste 500 Office 21,892 SF Rate Upon Request 
Fully furnished plug-and-play space. Open ceiling.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
6th Floor Ste 610 Office 5,891 SF Rate Upon Request 
Fully furnished plug-and-play space.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
6th Floor Ste 620 Office 10,387 SF Rate Upon Request 
Fully furnished plug-and-play space.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
8th Floor Ste 800 Office 22,087 SF Rate Upon Request 
Fully furnished plug-and-play space. Open ceiling with floor-to-ceiling windows. Gender neutral bathrooms.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
  • In Contiguous block: 44,175 SF
9th Floor Ste 900 Office 22,088 SF Rate Upon Request 
Fully furnished plug-and-play space. Open ceiling with floor-to-ceiling windows. Gender neutral bathrooms.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
  • In Contiguous block: 44,175 SF
15th Floor Ste 1500 Office 3,356 SF Rate Upon Request
  • Date available: Now
  • Lease term: Negotiable
  • Service type: To Be Determined
  • Built out as: Standard Office
  • Space Type: Relet
15th Floor Ste 1505 Office 2,520 SF Rate Upon Request 
Shell space with great water views.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
15th Floor Ste 1510 Office 5,673 SF Rate Upon Request
  • Date available: Now
  • Lease term: Negotiable
  • Service type: To Be Determined
  • Built out as: Standard Office
  • Space Type: Relet
18th Floor Ste 1800 Office 22,171 SF Rate Upon Request 
Fully furnished plug-and-play space. Mix of drop ceiling and open ceiling with views of Elliott Bay and Lumen Field. Gender neutral bathrooms.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
20th Floor Ste 2000 Office 22,171 SF Rate Upon Request 
Fully furnished plug-and-play space. Drop ceiling with views of Elliott Bay and Lumen Field. Gender neutral bathrooms.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
21st Floor Ste 2100 Office 21,942 SF Rate Upon Request 
Fully furnished plug-and-play space.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
  • In Contiguous block: 44,160 SF
22nd Floor Ste 2200 Office 22,218 SF Rate Upon Request 
Fully furnished plug-and-play space.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
  • In Contiguous block: 44,160 SF
24th Floor Ste 2400 Office 22,040 SF Rate Upon Request 
Virtual tour: https://my.matterport.com/show/?m=NnzpcufiyHn

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
25th Floor Ste 2500 Office 9,942 SF Rate Upon Request 
Fully furnished plug-and-play space.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
  • In Contiguous block: 18,044 SF
25th Floor Ste 2525 Office 8,102 SF Rate Upon Request 
Fully furnished plug-and-play space.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
  • In Contiguous block: 18,044 SF
25th Floor Ste 2550 Office 4,527 SF Rate Upon Request
  • Date available: Now
  • Lease term: Negotiable
  • Service type: To Be Determined
  • Built out as: Standard Office
  • Space Type: Relet
26th Floor Ste 2600 Office 12,108 SF Rate Upon Request
  • Date available: Now
  • Lease term: Negotiable
  • Service type: To Be Determined
  • Built out as: Standard Office
  • Space Type: Relet
30th Floor Ste 3000 Office 15,811 SF Rate Upon Request 
warm shell condition space with lobby exposure. Law firm build out.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Law Firm
  • Space Type: Relet
  • In Contiguous block: 61,635 SF
31st Floor Ste 3100 Office 22,912 SF Rate Upon Request 
Office space available for lease

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
  • In Contiguous block: 61,635 SF
32nd Floor Ste 3200 Office 22,912 SF Rate Upon Request
  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
  • In Contiguous block: 61,635 SF
35th Floor Ste 3500 Office 22,818 SF Rate Upon Request 
Virtual tour: https://my.matterport.com/show/?m=FKQuW7MxSx4

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
  • In Contiguous block: 59,633 SF
36th Floor Ste 3600 Office 19,138 SF Rate Upon Request 
Suite can be combined with Suite 3610 for a full floor (22,716 RSF).

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
  • In Contiguous block: 59,633 SF
36th Floor Ste 3610 Office 3,578 SF Rate Upon Request
  • Date available: Now
  • Lease term: Negotiable
  • Service type: To Be Determined
  • Built out as: Standard Office
  • Space Type: Relet
  • In Contiguous block: 59,633 SF
37th Floor Ste 3700 Office 10,125 SF Rate Upon Request
  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
  • In Contiguous block: 59,633 SF
37th Floor Ste 3760 Office 3,974 SF Rate Upon Request
  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
  • In Contiguous block: 59,633 SF
43rd Floor Ste 4300 Office 11,690 SF Rate Upon Request 
Plug-and-play with furniture available.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Space Type: Relet
43rd Floor Ste 4350 Office 11,597 SF Rate Upon Request 
Virtual tour: https://my.matterport.com/show/?m=7uYVyMriLAR

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet
44th Floor Ste 4450 Office 8,681 SF Rate Upon Request 
Shell space ready for improvements.
Virtual tour: https://my.matterport.com/show/?m=qqqaV3EwkDx

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Negotiable
  • Built out as: Standard Office
  • Space Type: Relet

Description 

Open and dynamic workspaces, efficient and flexible floor plates, abundant light, and never-ending views. Thoughtfully designed to meet your firm's evolving business needs.
Located in Seattle' s Central Business District, 999 Third offers direct access to transportation, commerce, and retail.
Virtual tours:
Lobby: https://my.matterport.com/show/?m=nqefLhZbBVc
Fitness center: https://my.matterport.com/show/?m=QHhaZ2R2sYy
Game room: https://my.matterport.com/show/?m=fEypsvF6upH
Bike storage: https://my.matterport.com/show/?m=8KFjhrQUDWy

Property Flyers

Green Rating

EnergyStar Yes

Amenities

  • 24 Hour Access
  • Banking
  • Controlled Access
  • Conferencing Facility
  • Convenience Store
  • Food Service
  • Property Manager on Site
  • Energy Star Labeled

Major Tenants

Tenant SF Occupied Lease End Date
Cozen O'Connor 21,535 SF 12/27/2019
Docusign, Inc 166,241 SF
HDR 42,896 SF
Hillis Clark Martin & Peterson 30,187 SF 1/14/2021
Moss Adams 93,291 SF
Seyfarth LLP 22,833 SF 6/2/2025
Surf Incubator 21,000 SF
Wells Fargo Bank 76,484 SF
WSHA 21,531 SF
WSP USA 42,000 SF

Public Transportation

Commuter RailDriveWalkDistance
King Street (Seattle) Station (Sounder South Line - Central Puget Sound Regional Transit Authority Rail (Link Light Rail/Sounder)) 2 min 12 min 0.6 mi
Transit/SubwayDriveWalkDistance
University Street (Central Link - Central Puget Sound Regional Transit Authority Rail (Link Light Rail/Sounder)) 1 min 4 min 0.2 mi
Pioneer Square (Central Link - Central Puget Sound Regional Transit Authority Rail (Link Light Rail/Sounder)) 1 min 4 min 0.2 mi
University St Sta AcRd & Tunnel Sta.-BAY A (LINK to Sea-Tac - Central Puget Sound Regional Transit Authority Rail (Link Light Rail/Sounder)) 1 min 4 min 0.2 mi
AirportDriveWalkDistance
Seattle-Tacoma International 23 min - 14.3 mi
Seattle Paine Field International 35 min - 23.8 mi

Parking Details

Parking Available: Yes
Reserved: No
Type: Surface
Included in Rent: Yes
Lisa Stewart 206-607-1786 JLL
Lisa Stewart 206-607-1786 JLL