7777 Martinelli Rd is a 19,545 square foot house on a 70.9 acre lot with 14 bedrooms and 9 bathrooms. Based on Redfin's Forestville data, we estimate the home's value is $4,330,358.
Single-familyProperty Type
1973Year Built
70.9 acresLot Size
$222Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$4,330,358
$2.2M since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 82% higher than the average sale price ($2.38M) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
RRD B6 160
VOH
MR
SR
Resources and Rural Development - B6 Combining District - One Dwelling per 160 Acres
Protects lands needed for: Commercial timber production, geothermal production, aggregate resources production; Watershed, fish and wildlife habitat, biotic resources; and Agricultural production activities not subject to the agricultural resources element of the general plan. Allows very low-density residential development and recreational and visitor-serving uses where compatible with resource use and available public services; and Implements the resources and rural development land use category of the general plan.; B Combining District: to specify residential density and/or minimum parcel or lot size for a particular parcel, lot or area.
Zone overlays
Valley Oak Habitat Combining District
Mineral Resource Combining District
Scenic Resources Combining District
Permitted uses
Include but are not limited to:
Agriculture
Greenhouse / nursery
Livestock production
Housing-Group
Housing-Single unit
Apr 19, 2022 • Active
Building permit no plan check
Electrical
Jun 11, 2016 • Final
Building history record
Work on an accessory building.
ADU
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
Interior
Bathroom Information
# of Full Baths: 9
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 27
Exterior
Exterior Information
Construction Type: Wood/Steel
Building Construction Quality: Average
Property Information
Living Sq. Ft: 19,065
Building Sq. Ft: 19,545
# of Stories: 1
Legal Description: 76 FORM 83-210-14 C/W PTN FM RD OR 2959-335
Parking & Garage Information
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 1,730
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 3,088,404
Acres: 70.9
Zoning Code: RRD160
County Use Description: MINERAL PROCESSING
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 14
Baths: 9.0
Sq. Ft.: 19,545
Stories: 1.0
Lot Size: 70.9 acres
Style: Single Family Residential
Year Built: 1973
Year Renovated: 1973
County: Sonoma County
APN: 083210020000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Forestville Elementary School
Public K-1 • Assigned • 1.3mi
Forestville Academy
Charter 2-8 • Assigned • 1.3mi
4/10
Analy High School
Public 9-12 • Assigned • 6.6mi
8/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
2/10 Fire Factor
0.15% chance of being in a wildfire in next 30 years
2/10 Heat Factor
5 hot days expected this year, 13 days in 30 years
Wind Factor
We're working on getting current and accurate wind risk information for this home.
7/10 Air Factor
12 unhealthy days expected this year, 13 days in 30 years
Provided by First Street
Historical weather
Forestville, CA • 95436
Average low and high temperatures (°F)
61
40
62
44
70
45
69
46
77
50
80
52
78
53
86
54
82
54
77
50
63
45
58
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 10.8 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
10.8 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$4.11M – $4.98M
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