Class B Office in
For Sale
Contact for pricing
4019 21st Avenue W, Seattle, WA 98199
Office building in Seattle's North Magnolia submarket with water views.
Property Size42,648 SF
Days on Market264
Property Features for 4019 21st Avenue W
General Information
Standard status
Active
Size
42,648 SF
Property subtype
Office
Listing Agency:
NAI Puget Sound Properties Bellevue
(425) 246-9280
Listed By:
Arie Salomon, SIOR, CCIM · License #25750
(425) 246-9280
Source:
Naiglobal
Added: Nov 21, 2025
Changed: Jul 6
Last Checked: Aug 12 at 3:45AM
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 NAI Puget Sound Properties Bellevue
Investment Insights
Based on property information with market context.
Located in Seattle’s North Magnolia submarket, this Class B office building at 4019 21st Ave W offers dramatic water and Fisherman’s Terminal views. The property is suitable for an owner-user seeking a location in a vibrant neighborhood or an investor interested in Seattle’s competitive commercial market. The total building size is 26,430 RSF, with 11,240 RSF currently available. Suites are divisible down to approximately 2,000 RSF. Onsite parking is available at a ratio of 2.69 per 1,000 SF, including both garage and surface parking options. The second floor includes an exercise room and showers. Currently, 57.47% of the building is leased to Silver Bay Seafoods, with 8.5 years remaining on the lease.
Key Highlights
- Dramatic water views and location in the desirable North Magnolia submarket.
- Significant portion (57.47%) leased to Silver Bay Seafoods with 8.5 years of remaining term, providing stable income.
- Suitable for both owner‑users and investors.
Property Analytics
Property Profile
Current Use
Location Intelligence
Trade Area within ½ mile
1,582
Businesses Nearby
Explore this area
Business Placement
Demographics for 98199, WA
22,549
Population
10,737
Households
2.1
Avg Household Size
39
Median Age
77%
College-Educated
99%
High-School Grad
4.2 sq mi
ZIP Area
5,369
Density / Sq Mi
$176,729
Median Household Income
$99,361
Median Earnings
$2,461
Median Rent
$1,160,000
Median Home Value
Market
Vacancy Rate% for Office in Seattle, WA
Questions? Ask Rey
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Frequently Asked Questions
What type of property is this?
Office building - Office building in Seattle's North Magnolia submarket with water views.
Where is this office building located?
The property is located at 4019 21st Avenue W Seattle, WA.
What are key features of this property?
This property features: Dramatic water views and location in the desirable North Magnolia submarket.; Significant portion (57.47%) leased to Silver Bay Seafoods with 8.5 years of remaining term, providing stable income.; Suitable for both owner‑users and investors.
