Disclaimer: We at the Temple of the Muse have no idea if these hotels are good or not. However, these are the closest to the Bossanova ballroom. Conflux is not responsible if your hotel well, sucks.

Jupiter Hotel

Portland Center Thriftlodge

Embassy Suites Hotel

319 SE Pine St.
Portland

Here is an link to hotel listings as well:

http://www.trails.com/all-hotels/points-of-interest.asp?poi=63052