Paso Robles, Four Sisters Winery, a great Harvest hosts stop! Great family, great wine. Just go! https://www.foursistersranch.com/visit
Oregon
Good list of campgrounds in Oregon. We’ll be going to some soon, this just for reference. https://thatoregonlife.com/2022/04/best-camping-in-oregon/
Sonoma
Stillwater Cove, small but very pretty and on the vey close to coast. https://parks.sonomacounty.ca.gov/visit/find-a-park/stillwater-cove-regional-park