The address for the CrossFit Games site is 275 Dunbarton Rd, Aromas CA 95004
Google Maps and Mapquest have incorrect data and take you to the wrong side of the highway.
Here is a link to directions from San Jose airport to the final intersection. When you get to the intersection of Highway 101 and Dunbarton Rd, turn East and the ranch is 0.33 miles on the left (East side of the road).
Layman's directions to the Ranch:
From the South
Take 101 North.
Pass a town called Prunedale and you are roughly 10 minutes out.
Once you pass Crazy Horse Canyon Rd you are 2 minutes out.
You will be looking for a sign that says Dunbarton Rd on your right. If you pass the first sign there is a second larger exit on your right. Which ever you get off of continue up the road. You will see the Ranch on the east side of the road.
From the North
45 minutes South of San Jose International Airport.
Take 101 South.
Once you pass The Red Barn Flea Market make sure you are in your left hand lane.
Your exit will be on the left and you will have to cross Northbound highway 101 traffic to get to the Ranch.