3765 Gruenhagen Welcome to 3765 Gruenhagen Flat. This expansive 10-acre parcel in Vineyard Hills Ranch offers beautiful panoramic views and plenty of space to create a private off-grid country retreat. Whether you're envisioning a custom home, space for animals, or a hobby vineyard, the possibilities are yours to explore. The property comes with valuable supporting documents including a survey, topographic map, and schematic design plans for a custom home. Located just minutes from Hunter Ranch Golf Course, Vina Robles Winery, and Downtown Paso Robles, this property combines a peaceful rural setting with convenient access to local amenities. The adjacent 10-acre parcel is also available, providing an opportunity to purchase additional acreage. Lot lines are approximate and should be verified by a survey and not relied upon as is, please check with the County of SLO regarding all potential uses and building.