Popular Gay Bars and Hotspots in Boulder, CO: The Attic Bar & Bistro: Located in downtown Boulder, The Attic Bar & Bistro is a vibrant lgbtq+Q+ hangout spot known for its welcoming atmosphere. It offers a diverse range of cocktails, craft beers, and delicious bites. The bar hosts regular theme nights, live music, and drag performances, making it a lively destination for the local gay community.