# Weight lifting gyms in South Lake Union > A weight-lifting gym that has the iron you need without the ego that often fills the room. Source: https://www.atly.com/united-states/washington/seattle/south-lake-union/best-weight-lifting-gym ## Places (6) ### 1. Transform 180 Fitness - Belltown Gym Gym features power racks and expert coaching for weight lifting. Space feels intimate yet never crowded, with a friendly atmosphere that builds community. Clean locker rooms and a sauna add comfort to every visit. - Address: 140 4th Ave N Suite 150, Seattle, WA 98109, USA - Atly: https://www.atly.com/location/Transform-180-Fitness---Belltown-Gym ### 2. Row House Fitness South Lake Union Studio offers high-energy classes blending rowing and weight lifting for a joint-friendly workout. Instructors bring competitive rowing expertise to keep sessions fun and effective. Well ventilated space keeps environment cool and welcoming for all fitness levels. - Address: 419 Fairview Ave N, Seattle, WA 98109, USA - Atly: https://www.atly.com/location/RowHouseFitnessSouthLakeUnion ### 3. INDUSTRIOUS - SLU Gym Individual workout areas with a Halo system make sessions efficient and personalized. Programming blends CrossFit, HIIT, and weight training for all levels in a clean, welcoming space. Loud, varied music keeps the atmosphere fun and motivating while a tight-knit community supports every lifter. - Address: 231 Dexter Ave N Suite 100, Seattle, WA 98109, USA - Atly: https://www.atly.com/location/INDUSTRIOUS---SLU-Gym ### 4. KlickWay Athletics Compact gym with a garage vibe and black walls creates a focused atmosphere. Offers 24-hour access and a wide selection of free weights for serious training. Music ranges from EDM to diverse tracks, supporting a hardcore lifting community. - Address: 1317 Republican St, Seattle, WA 98109, USA - Atly: https://www.atly.com/location/KlickWayAthletics1 ### 5. Flow Fitness Gym offers well-maintained equipment for weight lifting and a spacious mat area for stretching. Friendly staff provide personalized strength training and towel service. Amenities like a sauna and filtered water keep energy high and workouts comfortable. - Address: 311 Terry Ave N, Seattle, WA 98109, USA - Atly: https://www.atly.com/location/FlowFitness2 ### 6. Barry's Seattle Spacious fitness center offers high-energy atmosphere with intense cardio and strength classes. Clean, new facility features thoughtful locker room amenities and motivating instructors. Workouts focus on challenging exercises that build fundamental fitness in a positive, supportive environment. - Address: 112 Westlake Ave N, Seattle, WA 98109, USA - Atly: https://www.atly.com/location/Barry's-Seattle ## Get this data directly This page comes from the Atly Places API, which scores close to 2 million places against more than 1,400 intents — "nice view", "work friendly", "gluten free", "dog friendly" — from what real reviewers say, with the statements behind every score. - **MCP server:** `https://agentic-api.atly.com/mcp` — connect it in ChatGPT or Claude. Nothing to install. - **Guide for agents:** - **OpenAPI contract:** - **No key needed to start.** `POST https://agentic-api.atly.com/v0/keys` with an email raises the quota. Coverage is densest in the United States, with pockets in Mexico, Israel and Thailand.