Imagine creating a custom dream home, multigenerational retreat, or thoughtfully designed residential compound on approximately 36,000 SF (0.83 acre) in southwest Santa Rosa. Located in unincorporated Sonoma County, 4327 Chico Avenue combines a generous parcel, an existing former church building, and preliminary development planning with exciting possibilities for residential construction and investment. Envision a custom primary residence surrounded by landscaped gardens, outdoor living areas, and additional dwellings for extended living or potential rental income. Under updated Sonoma County ADU regulations, qualifying single-family parcels may accommodate a primary residence, two accessory dwelling units (ADUs), and one junior ADU (JADU), potentially providing up to four residential living spaces. Property zoning is RR B6 3, SR, VOH. Buyers to investigate parcel-specific eligibility and development requirements. The seller has invested in conceptual site layouts, engineered grading and drainage plans, proposed driveway improvements, and existing building drawings, offering a valuable starting point for evaluating future construction. The City of Santa Rosa previously issued Utility Certificate PLN25-0132, conditionally approving a sewer connection for one single-family residence. This is not a construction permit. Buyers to verify current validity, outstanding fees, conditions, and utility capacity for additional dwellings. The existing former church building, currently used for band practice and workshop activities, offers creative possibilities. Explore renovation, conversion to legally permitted residential space, or potential accessory uses such as a private music studio, art workshop, or communal gathering area. Imagine incorporating this distinctive structure into a larger residential vision, subject to applicable approvals. Near Sebastopol Road and South Wright Road, with access to Highway 101, downtown Santa Rosa, shopping, dining, and Sebastopol's popular Barlow district. Enjoy proximity to West Sonoma County wineries, parks, outdoor recreation, and North Bay amenities. BRING YOUR VISION! Whether exploring custom home construction, ADU investment, multigenerational housing, or intentional community living, discover the possibilities of this unique Santa Rosa property. Own Your Dreams!
Based on information submitted to CA_BAREIS as of November 3, 2026 8:33 AM EST . All data is deemed reliable but is not guaranteed accurate by the MLS. All information should be independently reviewed and verified for accuracy. IDX information is provided exclusively for consumers’ personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.