Downtown · Seattle

Verified Data Updated March 2026

Seaboard

1500 4th Ave

1909
Year Built
24
Total Units
11
Stories
$700–hoaPerSqFt500
HOA Range
Mid-Rise
Type
Seaboard condominiums in Downtown, Seattle

Policy at a Glance

The four questions every serious buyer asks before scheduling a showing.

Key Amenities

2 on file

Loft layoutshistoric character

Seaboard: Key Facts

Building: Seaboard
Address: 1500 4th Ave, Seattle, WA
Neighborhood: Downtown
Year Built: 1909
Total Units: 24
Stories: 11
Type: Mid-Rise
HOA Fee Range: $700–hoaPerSqFt500/mo
HOA Cost per SF: $1.82/SF/mo
Pet Policy: Cats only, no dogs
Walk Score: 99
Transit Score: 100
Starting Price: $700K+
Key Amenities: Loft layouts · historic character

Profile by Jeff Reynolds, Seattle Condo Specialist · Compass Real Estate · 20+ years, 500+ transactions

Verified Updated March 2026

About Seaboard

Seaboard is a Mid-Rise building in Downtown, Seattle. Built in 1909 with 24 residences across 11 stories.

Building Details

24-unit Downtown Seattle historic building at 1500 4th Ave, built 1909 (conv. 2000). Centrally located condo building steps from Westlake Center and Pike Place Market.

Seaboard is a 24-unit condominium mid-rise at 1500 4th Avenue in Downtown Seattle, originally constructed in 1909 as the Northern Bank and Trust Building and converted to condominiums in 2000. The 4th Avenue address positions the building in the center of Downtown’s commercial and retail core, steps from Westlake Center, Nordstrom’s flagship store, and Pike Place Market.

At 1500 4th Avenue, Seaboard residents are at the intersection of Downtown’s retail corridor and its residential density. Link Light Rail at Westlake Station is within easy walking distance, providing commuter connections across the Seattle metro and to Sea-Tac Airport. The building’s central address makes it one of Downtown’s most walkable condo addresses.

As a 2000 condo conversion of a 1909 historic building, Seaboard brings over two decades of HOA reserve accumulation and a mature financial profile. The building’s authentic historic character and boutique 24-unit scale typically deliver competitive per-square-foot pricing relative to newer Downtown inventory, and units have been updated through multiple ownership cycles.

Jeff Reynolds maintains sales data and HOA financials for Seaboard within the Seattle Condo Authority Network. Stories count should be verified; contact Jeff for current listings, HOA financials, and a full Downtown Seattle comparison.

Frequently Asked Questions

Where is Seaboard located? +

Seaboard is located at 1500 4th Avenue in Downtown Seattle. The address is at the center of Downtown’s retail and commercial core, steps from Westlake Center, Nordstrom’s flagship, Pike Place Market, and Link Light Rail at Westlake Station.

How many units does Seaboard have? +

Seaboard has 24 residences. The building was originally constructed in 1909 and converted to condominiums in 2000. Contact Jeff Reynolds for current unit availability, floor plan details, and recent comparable sales.

What year was Seaboard built? +

Seaboard was originally built in 1909 as the Northern Bank and Trust Building. With over two decades of condo ownership history, the building has an established HOA and mature reserve funds. Contact Jeff Reynolds for current reserve fund data.

What are HOA fees at Seaboard? +

HOA fees at Seaboard are estimated at $450–$850 per month depending on unit size. Contact Jeff Reynolds for verified current figures and reserve study details.

Is Seaboard close to public transit? +

Seaboard’s 1500 4th Avenue address places it within walking distance of Link Light Rail at Westlake Station, Seattle’s primary light rail hub connecting Downtown to Capitol Hill, the University District, and Sea-Tac Airport. For commuters and transit-reliant buyers, Seaboard’s location is among Downtown’s most convenient.

Jeff Reynolds, Seattle condo specialist

Jeff Reynolds

Seattle Condo Specialist · Compass Real Estate · 20+ Years

Jeff Reynolds has spent 20+ years exclusively focused on Seattle's condo market, closing 500+ transactions and personally profiling 202+ buildings. His building-level expertise, grounded in HOA financials, reserve fund health, construction quality, and resale performance, is the foundation of every recommendation on this site. Have a question about Seaboard?

Ask Jeff About Seaboard

Or call directly: 206-794-1118 · jeff.reynolds@compass.com