Madison, WI is a very liberal city with a decent kink community, and I'm guessing, poly community as well. It typically wins many awards as a top place in the nation to live. Middleton (suburb of Madison) also gets ranked very highly.
Best educated city in the US: http://www.reuters.com/article/2011/...78D4PS20110914
Most Secure U.S. Places to Live rankings from Farmers Insurance Group of Companies®, Madison, Wis., is the most secure U.S. community among large metropolitan areas (population of 500,000 or greater). http://www.bestplaces.net/docs/studies/secure.aspx
2011 Best Places to Live #8, Middleton, WI: http://money.cnn.com/magazines/money...PL5551575.html
Our governor sucks, though.