If you're looking for a meeting place or a good stop around ½ or halfway between Roseville and Woodacre, you can try Fairfield, CA, which is almost an hour southwest of Roseville, or almost an hour northeast of Woodacre.
About ¼ or a fourth of the way, you can stop at Davis, CA. This is about half an hour southwest of Roseville.
About ⅔ or two thirds of the way, you can stop at Vallejo, CA. This is a little over 1 hour southwest of Roseville, or almost an hour east of Woodacre.
About ¾ or three fourths of the way, you can stop at McGill, CA. This is about 1½ hours southwest of Roseville, or about half an hour northeast of Woodacre.
If you drive straight through without stopping at all, the total distance is 109 miles. The distances shown above don't include local roads to get into each town, so if you're planning a long road trip, make sure you factor in traffic and road conditions, rest stop breaks, and interesting detours along the way. If you're in a rush, you can do the trip with zero stops, and your total travel time would be around 1 hour, 59 minutes.