If you want to dance in a place that feels like your buddy's cool basement; check out Medusa. The parties tend to favor sub-genres of dance music, making it a great place to discover new sounds. Read more
Check out the following: Boom Bap, Hurrah, and Solid Goodtimes. All on Saturdays, and all without covers. If you are looking to dance and have a great time you cannot go wrong.
Great music (went on a night there was a dubstep Dj), and don't forget to get the awesome drink special! 3$ PBR w/ a shot of Jim Beam ... mmm best two combos.
Head to Medusa on the weekends or after a show at the First Unitarian Church (R5) for a cheap dancing escapade. There is never a cover and they honor the $3 PBR/Jim Beam special here.