Eating healthy when you're out isn't impossible and doesn't cost an arm and a leg. (admittedly, there is no $1 menu BUT you're not going to kill yourself slowly with junk either!)
These are places that have the healthy Northern California stamp of approval.
I'm pleased to include this article link and comment that Panera Bread and Jason's Deli earned the titles as First and Second of America's Top 5 Healthiest Fast Food Restaurants
Tropical Smoothie Café
California Pizza Kitchen