Seattle

Denny Triangle’s Seattle House Flexes With Public Boutique Gym Play

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Published on July 15, 2026
Denny Triangle’s Seattle House Flexes With Public Boutique Gym PlaySource: Google Street View

Seattle House, the twin-tower apartment complex reshaping the Denny Triangle skyline, is getting ready to flex a little harder on the ground floor. The project is adding a boutique, public-facing gym to its street-level lineup, a move that puts a sizable fitness venue into a building pitched as a self-contained, amenity-heavy vertical community aimed at both residents and nearby downtown workers.

The fitness center will span about 10,167 square feet and will be open to residents and the general public as part of the roughly $371 million Seattle House development near Amazon’s campus, according to the Puget Sound Business Journal. The outlet reports the gym is slated to begin operations later this year.

Project basics

Seattle House is a two-tower, 45-story complex rising at 2300 Sixth Avenue between Battery and Bell streets and is planned to contain roughly 1,130 rental homes, local reporting shows. The development is a joint effort from Vancouver-based Concord Pacific and Seattle’s HB Management, according to the Daily Journal of Commerce.

Amenities and public access

The project website describes more than 50,000 square feet of shared amenity space, including a fully equipped fitness center alongside a Gear Room, pet spa, sauna and sky lounge. Marketing materials for Seattle House frame the property as a “vertical community” that brings wellness, work and social spaces together under one roof, according to the project website.

Why it matters for downtown

Opening a sizable gym to the public signals a leasing strategy that aims to draw foot traffic from the neighborhood and surrounding offices, rather than serving only people who live upstairs. The complex sits a short walk from Amazon’s South Lake Union buildings, a location that industry coverage notes helps make a public fitness tenant commercially attractive in downtown Seattle, as reported by Connect CRE.

The building’s leasing team has not yet named an operator for the 10,167 square foot space, but local reporting notes plans for an opening later this year, which would add a fresh gym option to the Denny Triangle retail mix. Observers say the choice between an independent boutique brand or a national chain could shape how the gym functions both as a resident amenity and as a broader neighborhood draw, according to the Puget Sound Business Journal.

Seattle-Real Estate & Development