Mount Shasta Resort is an 18-hole resort golf course in Mt Shasta, California, built in 1993 and designed by Sandy Tatum & Jim Sommers. It sits in the $$ (moderate) price range for golf in California. The season runs Mar 1 to Nov 20. Tee times can be booked 7 days in advance. Guests are welcome.
Details like fees and seasons change, so call the course before you head out.