Stunning 20-Acre Estate with Two Homesites and Uninterrupted Views Welcome to 8570 St. Helena Rd., a captivating property nestled in the heart of Santa Rosa, CA. This expansive estate boasts a main house, a detached 2-car garage, and breathtaking vistas of North West Sonoma County. With two distinct homesites and a plethora of amenities, this is an opportunity not to be missed. Main House:BRAND NEW 3 bedrooms, 2 bathrooms Detached 2-car garage Spectacular views of North West Sonoma County Spacious living areas perfect for entertaining Thoughtfully designed layout offering comfort and functionality Secondary Homesite: Ideal for a Granny Unit or ADU Separate septic system, 5000-gallon water tank, and power supply, Potential for a future shed or RV parking area Enjoy privacy and tranquility in this separate living space Amenities Combined, current code 6-bedroom septic system supporting both homesites Large RV parking area adjacent to the secondary homesite 3-tiered field offering ample space for various activities Each tier measures 25ft wide and 120ft long, with the top tier acce
Single-familyProperty Type
20 acresLot Size
$704Est. Price/Sq.Ft.
2 garage spacesParking
Listed by Randy Keller•DRE #01435157• Randy Keller Lending and Real Estate
•707-888-3000 (agent)
•randybkeller@yahoo.com (agent)
Bought with Bret Menze•DRE #01337941• Coldwell Banker Realty
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Public record
Permits
Beds
3
Baths
2
Stories
1
Lot width
—
Lot depth
—
Lot size
20 Acres
Year renovated
2025
Sq. Ft.
1,500
Year built
2025
Style
Single Family Residential
County
Sonoma County
APN
028170008000
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Aug 13, 2026.
Feb 23, 2026 • Final
Agricultural exemption
Construct a wood-framed hay barn for goats. The structure features wood support beams, wood siding on the rear and side walls, and corrugated steel panel roofing.
ADU
May 9, 2025 • Final
Building permit with plan check
New construction
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Parking
Parking & Garage Information
Parking Total: 4
Parking Features: Garage Door Opener, RV Access, RV Storage
Appliances: Built-In Electric Oven, Built-In Electric Range, Dishwasher, Disposal, Electric Cook Top, Microwave, Plumbed For Ice Maker, Self/Cont Clean Oven, Tankless Water Heater