Very wide range depending on the company. Startups and the like $200K/yr+ and equity. The equivalent at Google is $500K - ?.
As an aside, Staff Engineers have to ride this strange line of being tech leads, managers, architects, and ICs. In my experience, one part or all parts will suffer. Will Larson's book[1] dances well around the ambiguity, but basically when you take a Staff Engineer job, it'll be unclear what you're signing up for.
