666 Wagnon Rd is a 4,204 square foot house on a 5.18 acre lot with 4 bedrooms and 2.5 bathrooms. Based on Redfin's Sebastopol data, we estimate the home's value is $1,589,387.
Single-familyProperty Type
1927Year Built
5.18 acresLot Size
$378Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,589,387
$28K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 17.9% higher than the average sale price ($1.35M) of 5 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$12,150
$511,881 + $520,758
$1,032,639
2024
$12,140 (+3.4%)
$501,845 + $512,161
$1,014,006
2023
$11,745 (+1.6%)
$492,005 + $502,303
$994,308
2022
$11,564 (+1.8%)
$482,358 + $493,995
$976,353
2021
$11,356 (−0.9%)
$472,900 + $484,183
$957,083
2020
$11,456 (+5.9%)
$463,628 + $476,702
$940,330
2019
$10,817 (+1.0%)
$458,875 + $475,102
$933,977
2018
$10,711 (+1.6%)
$449,878 + $456,871
$906,749
2017
$10,540 (+6.3%)
$432,409 + $449,047
$881,456
2015
$9,918 (+0.5%)
$423,931 + $438,453
$862,384
2014
$9,871 (−0.8%)
$409,385 + $429,221
$838,606
2013
$9,949 (+0.1%)
$409,385 + $429,221
$838,606
2012
$9,935 (−0.2%)
$407,535 + $429,408
$836,943
2011
$9,956 (+6.5%)
$399,545 + $391,724
$791,269
2010
$9,348 (+3.9%)
$391,711 + $384,044
$775,755
2009
$8,999 (+18.4%)
$388,784 + $328,674
$717,458
2007
$7,602
$309,618 + $242,928
$552,546
Tax history for 666 Wagnon Rd
Year
Property tax
Land + Additions
Assessment*
2025
$12,150
$511,881 + $520,758
$1,032,639
2024
$12,140 (+3.4%)
$501,845 + $512,161
$1,014,006
2023
$11,745 (+1.6%)
$492,005 + $502,303
$994,308
2022
$11,564 (+1.8%)
$482,358 + $493,995
$976,353
2021
$11,356 (−0.9%)
$472,900 + $484,183
$957,083
2020
$11,456 (+5.9%)
$463,628 + $476,702
$940,330
2019
$10,817 (+1.0%)
$458,875 + $475,102
$933,977
2018
$10,711 (+1.6%)
$449,878 + $456,871
$906,749
2017
$10,540 (+6.3%)
$432,409 + $449,047
$881,456
2015
$9,918 (+0.5%)
$423,931 + $438,453
$862,384
2014
$9,871 (−0.8%)
$409,385 + $429,221
$838,606
2013
$9,949 (+0.1%)
$409,385 + $429,221
$838,606
2012
$9,935 (−0.2%)
$407,535 + $429,408
$836,943
2011
$9,956 (+6.5%)
$399,545 + $391,724
$791,269
2010
$9,348 (+3.9%)
$391,711 + $384,044
$775,755
2009
$8,999 (+18.4%)
$388,784 + $328,674
$717,458
2007
$7,602
$309,618 + $242,928
$552,546
*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
DA B6 10
RC 200'
Diverse Agriculture B6 Combining District 10 Acres
DA: Enhances and protects land where soil, climate, and water conditions support farming but where small acreage intensive farming and part-time farming activities are predominant, and where farming may not be the principal occupation of the farmer; Implement the diverse agriculture land use category of the general plan and the policies of the Agricultural Resource Element.; B6: To specify residential density and/or minimum parcel or lot size for a particular parcel, lot or area.
Zone overlays
Permitted uses
Include but are not limited to:
Agriculture
Equestrian facility
Greenhouse / nursery
Day care facility
Housing-Group
Housing-Single unit
Theater / performing arts facility
Agriculture-Cropland
Park & open space
Timberland
Jun 11, 2016 • Final
Building history record
Install a solar domestic hot water system.
Electrical
Solar
Jun 11, 2016 • Final
Building permit with plan check
Fire sprinkler
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: 2
# of 1/2 Baths: 1
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 13
Exterior
Exterior Information
Building Style Type: U-Shape
Construction Type: Wood/Steel
Building Construction Quality: Average
Property Information
Subdivision Name: GOLD RDG
Living Sq. Ft: 4,204
Ground Floor Sq. Ft: 870
Building Sq. Ft: 5,068
# of Stories: 2
Legal Description: 2009 FM 077-050-035 & PTN 057 LLA 03-0062
Lot Information
# of Buildings: 1
Land Sq. Ft: 225,641
Legal Lot Number: 40
Acres: 5.18
Zoning Code: DA10
County Use Description: RURAL RESID-2+ RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.5
Sq. Ft.: 4,204
Stories: 2.0
Lot Size: 5.18 acres
Style: Single Family Residential
Year Built: 1927
Year Renovated: 1970
County: Sonoma County
APN: 077050084000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Apple Blossom School
Public K-5 • Assigned • 2.3mi
7/10
Twin Hills Charter Middle School
Charter 6-8 • Assigned • 3.0mi
9/10
Analy High School
Public 9-12 • Assigned • 4.1mi
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
3/10 Fire Factor
0.15% chance of being in a wildfire in next 30 years
2/10 Heat Factor
5 days above 89° expected this year, 13 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
7/10 Air Factor
12 unhealthy days expected this year, 12 days in 30 years
Provided by First Street
Historical weather
Sebastopol, CA • 95472
Average low and high temperatures (°F)
61
41
62
43
69
45
66
46
73
49
76
51
74
52
82
53
79
53
76
50
63
46
57
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
$1.51M – $1.83M
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