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Class A Office Space
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1800 9th Ave, Seattle, WA

Premium office building with modern amenities and sustainable features.

Space Size9,000 SF - 26,688 SF
Lot Size0.65 Acres
Days on Market589

Property Features for 1800 9th Ave

General Information

Standard status Active
Size 9,000 SF - 26,688 SF
Lot size 0.65 Acres
Property subtype OFFICE

Spaces For Lease

at 1800 9th Ave Contact us

Building Lobby & 8,000 - 9,000 RSF Retail

Floor
1
Size
9,000 SF
Type
RETAIL
Rate
Contact for pricing
Lease Type
OTHER
Availability
AVAILABLE
Sublease
No
• Welcoming lobby with on-site 24/7 security personnel for peace of mind and protection •...
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Market Ready Offerings ~5K SF Spec Suites

Floor
10
Size
15,110 SF
Type
OFFICE
Rate
Contact for pricing
Lease Type
OTHER
Availability
AVAILABLE
Sublease
No
• Welcoming lobby with on-site 24/7 security personnel for peace of mind and protection •...
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1800 9th Ave

Floor
11
Size
19,974 SF
Type
OFFICE
Rate
Contact for pricing
Lease Type
OTHER
Availability
AVAILABLE
Sublease
No
• Welcoming lobby with on-site 24/7 security personnel for peace of mind and protection •...
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Contact us

1800 9th Ave

Floor
12
Size
19,974 SF
Type
OFFICE
Rate
Contact for pricing
Lease Type
OTHER
Availability
AVAILABLE
Sublease
No
• Welcoming lobby with on-site 24/7 security personnel for peace of mind and protection •...
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Contact us

1800 9th Ave

Floor
14
Size
19,974 SF
Type
OFFICE
Rate
Contact for pricing
Lease Type
OTHER
Availability
AVAILABLE
Sublease
No
• Welcoming lobby with on-site 24/7 security personnel for peace of mind and protection •...
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Contact us

1800 9th Ave

Floor
15
Size
19,974 SF
Type
OFFICE
Rate
Contact for pricing
Lease Type
OTHER
Availability
AVAILABLE
Sublease
No
• Welcoming lobby with on-site 24/7 security personnel for peace of mind and protection •...
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Contact us

Market Ready Offering ~20K SF Vanilla Box

Floor
16
Size
19,974 SF
Type
OFFICE
Rate
Contact for pricing
Lease Type
OTHER
Availability
AVAILABLE
Sublease
No
• Welcoming lobby with on-site 24/7 security personnel for peace of mind and protection •...
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Contact us

1800 9th Ave

Floor
6
Size
20,135 SF
Type
OFFICE
Rate
Contact for pricing
Lease Type
OTHER
Availability
AVAILABLE
Sublease
No
• Welcoming lobby with on-site 24/7 security personnel for peace of mind and protection •...
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Contact us

1800 9th Ave

Floor
7
Size
20,135 SF
Type
OFFICE
Rate
Contact for pricing
Lease Type
OTHER
Availability
AVAILABLE
Sublease
No
• Welcoming lobby with on-site 24/7 security personnel for peace of mind and protection •...
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Contact us

1800 9th Ave

Floor
8
Size
14,833 SF
Type
OFFICE
Rate
Contact for pricing
Lease Type
OTHER
Availability
AVAILABLE
Sublease
No
• Welcoming lobby with on-site 24/7 security personnel for peace of mind and protection •...
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Contact us

Market Ready Offerings ~10K SF Spec Suites

Floor
9
Size
9,046 SF
Type
OFFICE
Rate
Contact for pricing
Lease Type
OTHER
Availability
AVAILABLE
Sublease
No
• Welcoming lobby with on-site 24/7 security personnel for peace of mind and protection •...
show more
Contact us

1800 9th Ave

Size
20,135 SF
Type
OFFICE
Rate
Contact for pricing
Lease Type
OTHER
Availability
AVAILABLE
Sublease
No
• Welcoming lobby with on-site 24/7 security personnel for peace of mind and protection •...
show more
Contact us

1800 9th Ave

Size
26,688 SF
Type
OFFICE
Rate
Contact for pricing
Lease Type
OTHER
Availability
AVAILABLE
Sublease
No
• Welcoming lobby with on-site 24/7 security personnel for peace of mind and protection •...
show more
Contact us
Listing Agency: Colliers International WA, LLC
Listed By: Geoff Pendergast
Source: Moodyscre
Added: Jan 1, 2025 Changed: Aug 8 Last Checked: Aug 7 at 9:34AM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of Colliers International WA, LLC

Investment Insights

Based on property information with market context.

This Class A office building features a welcoming lobby with 24/7 on-site security personnel. Sustainable features are underway, with the building targeting LEED Silver certification and upgraded building systems. The property offers flexible, column-free floor plates with center core systems. Tenants have access to a luxury amenities floor. A five-level parking garage provides above-market parking availability. Additional amenities include an open-air rooftop terrace, and a bike storage and repair station.

Key Highlights

  • 24/7 on‑site security for peace of mind.
  • Class A building with LEED Silver certification and upgraded systems.**
  • Tenant exclusive luxury amenities floor (L4).**

Property Analytics

Current Use

Regence BlueShield Insurance Agency Cambia Grove Association Or Organization Nacht Gary H Law Firm Gifford Joseph MD Physician SemaConnect Charging Station Electric Vehicle Charging Station

Suggested Use

Top Pick (Bike/Boat/Book/etc) Store Pet Grooming Service Pet Store Pet Store & Service Butcher Electrical Service

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Lease Details

NNN (Triple Net)
Lease Type

Location Intelligence

Trade Area within ½ mile

18,095
Businesses Nearby

Market

Lease Benchmarks for Seattle, WA

$32.75 /SF/Yr
Avg Asking Price
$22–$42.5 /SF/Yr
Price Range
32,434 SF
Avg Space Size

Vacancy Rate% for Office in Seattle, WA

8.5% 2019
13.4% 2020
17.6% 2021
19.5% 2022
24.3% 2023
30% 2024
32.3% 2025
Rey
Questions? Ask Rey
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Frequently Asked Questions

What type of property is this?
Office building - Premium office building with modern amenities and sustainable features.
Where is this office building located?
The property is located at 1800 9th Ave Seattle, WA.
What are key features of this property?
This property features: 24/7 on‑site security for peace of mind.; Class A building with LEED Silver certification and upgraded systems.**; Tenant exclusive luxury amenities floor (L4).**
(425) 462-6950 Call to check price and availability
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