If you are in for a walk, or short drive from the townhome, then head to Mar Vista Restaurant on the north end of Longboat Key. It's my fav area, and the restaurant allows you to sit under old trees watching boats come in and out of the bay. I love the place and I hope you will do:
http://marvista.groupersandwich.com/
http://marvista.groupersandwich.com/