Rob... come to the darkside
www.dorkiphus.com
plenty of people in the dc area...
edit: the site has a new design and i think this one will be easier to navigate
http://www.dorkiphus.com/porsche/index.php?
and to answer your question, it depends on what you want... house w/ a garage, apt building etc?
NW quadrant is the obvious choice, Georgetown is pretty nice, I'm close to Dupont circle area. I hear Cleveland Park is a pretty cool place too.