# Gyms in South Lake Union > Pushing the body to its limit requires a space that is built for nothing but focus and movement. Source: https://www.atly.com/united-states/washington/seattle/south-lake-union/best-gyms ## Places (7) ### 1. Transform 180 Fitness - Belltown Gym Gym stays open 24 hours with high-quality equipment in a modern, intimate space. Friendly atmosphere and clean locker rooms create a strong community feel. Sauna adds a relaxing touch to serious fitness routines. - Address: 140 4th Ave N Suite 150, Seattle, WA 98109, USA - Atly: https://www.atly.com/location/Transform-180-Fitness---Belltown-Gym ### 2. KlickWay Athletics Compact gym with a garage vibe and 24-hour access offers a focused, moody atmosphere. Members enjoy a wide selection of free weights and machines for classic bodybuilding. Friendly community supports serious lifters with diverse music fueling workouts. - Address: 1317 Republican St, Seattle, WA 98109, USA - Atly: https://www.atly.com/location/KlickWayAthletics1 ### 3. INDUSTRIOUS - SLU Gym Individual workout areas with a halo system offer efficient training. Classes blend CrossFit workouts with a fun, safe vibe for all levels. Clean facilities and a supportive community make workouts motivating and welcoming. - Address: 231 Dexter Ave N Suite 100, Seattle, WA 98109, USA - Atly: https://www.atly.com/location/INDUSTRIOUS---SLU-Gym ### 4. Barry's Seattle Spacious fitness center offers intense training in a dark, loud Red Room with fast-paced workouts. Clean, new facility features thoughtful locker rooms and engaging instructors. Classes blend cardio and strength for a high-energy atmosphere. - Address: 112 Westlake Ave N, Seattle, WA 98109, USA - Atly: https://www.atly.com/location/Barry's-Seattle ### 5. Flow Fitness Gym offers varied classes and a spacious mat area for stretching. Sauna and towel service add comfort. Atmosphere stays friendly and positive even when busy, making workouts enjoyable and supportive. - Address: 311 Terry Ave N, Seattle, WA 98109, USA - Atly: https://www.atly.com/location/FlowFitness2 ### 6. Ivan Salaverry MMA Training space buzzes with muscular coaches and serious fighters. Intense sessions led by skilled instructors like Alex sharpen MMA, kickboxing, and grappling skills. Friendly, ego-free vibe builds a strong, welcoming community for dedicated athletes. - Address: 230 8th Ave N, Seattle, WA 98109, USA - Atly: https://www.atly.com/location/IvanSalaverryMMA ### 7. EVEN Hotel Seattle Downtown - Lake Union by IHG Rooms blend modern décor with in-room workout gear like yoga mats. Gym is open 24/7 with cardio and NordicTrack machines. Bar offers standout cocktails and lively energy, while city views and a garden with barbecue add charm. - Address: 527 Fairview Ave N Bldg A, Seattle, WA 98109, USA - Atly: https://www.atly.com/location/EVEN-Hotel-Seattle-Downtown---Lake-Union-by-IHG ## 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.