# Colorado Athletic Club Flatirons > Athletic club offers spacious layout with daylight-filled rooms and extensive equipment variety including indoor and outdoor pools. Atmosphere blends multi-generational presence, with swim teams and families active in the evenings. Facilities include spa-like locker rooms and a small café, supporting both fitness and relaxation needs. Source: https://www.atly.com/location/ColoradoAthleticClubFlatirons - Address: 505 Thunderbird Dr, Boulder, Colorado, United States - Phone: +13034996590 - Website: https://wellbridge.com/colorado-athletic-club-flatirons/?utm_source=rl&utm_medium=organic&utm_campaign=flatirons ## What it is good for - Fun Activities — 8.3/10 - Sauna — 8.3/10 - Weight Lifting Gym — 7.7/10 - Outdoor Space — 7/10 - Gyms — 6.8/10 ## What people say - "The Gyms staff are awesome and super nice." - "I loved swimming in the outdoor pool year-round." - "The community events, like the BBQ, were really fun." ## Good to know - Membership costs are high, which may not suit everyone's budget. - Expect limited lane availability in the pools due to swim teams. - The gym can get crowded, especially during peak hours. - The locker rooms are well-maintained despite high visitor volume. - The club hosts community events like a Labor Day BBQ. ## 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.