12309 DuPont Rd is a 2,522 square foot house on a 6.4 acre lot with 3 bedrooms and 3 bathrooms. Based on Redfin's Sebastopol data, we estimate the home's value is $1,404,468.
Single-familyProperty Type
1974Year Built
6.4 acresLot Size
$557Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,404,468
$81K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 19.2% lower than the average sale price ($1.74M) of 6 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
$5,130 (+1.6%)
$48,503 + $353,457
$401,960
2024
$5,050 (+4.0%)
$47,552 + $346,527
$394,079
2023
$4,855 (+3.4%)
$46,620 + $339,733
$386,353
2022
$4,697 (+0.6%)
$45,706 + $333,072
$378,778
2021
$4,669 (−0.9%)
$44,810 + $326,542
$371,352
2020
$4,710 (+9.3%)
$43,932 + $320,140
$364,072
2019
$4,308 (+1.5%)
$43,482 + $316,858
$360,340
2018
$4,247 (+6.8%)
$42,630 + $310,646
$353,276
2017
$3,978 (+7.5%)
$40,976 + $298,584
$339,560
2015
$3,700 (+2.0%)
$40,173 + $292,730
$332,903
2014
$3,628 (+0.1%)
$38,795 + $282,685
$321,480
2013
$3,624 (+0.8%)
$38,795 + $282,685
$321,480
2012
$3,595 (+1.8%)
$38,620 + $281,408
$320,028
2011
$3,530 (+1.0%)
$37,863 + $275,891
$313,754
2010
$3,494 (−0.6%)
$37,121 + $270,482
$307,603
2009
$3,513 (+1.6%)
$36,844 + $268,461
$305,305
2007
$3,457
$36,208 + $263,823
$300,031
Tax history for 12309 DuPont Rd
Year
Property tax
Land + Additions
Assessment*
2025
$5,130 (+1.6%)
$48,503 + $353,457
$401,960
2024
$5,050 (+4.0%)
$47,552 + $346,527
$394,079
2023
$4,855 (+3.4%)
$46,620 + $339,733
$386,353
2022
$4,697 (+0.6%)
$45,706 + $333,072
$378,778
2021
$4,669 (−0.9%)
$44,810 + $326,542
$371,352
2020
$4,710 (+9.3%)
$43,932 + $320,140
$364,072
2019
$4,308 (+1.5%)
$43,482 + $316,858
$360,340
2018
$4,247 (+6.8%)
$42,630 + $310,646
$353,276
2017
$3,978 (+7.5%)
$40,976 + $298,584
$339,560
2015
$3,700 (+2.0%)
$40,173 + $292,730
$332,903
2014
$3,628 (+0.1%)
$38,795 + $282,685
$321,480
2013
$3,624 (+0.8%)
$38,795 + $282,685
$321,480
2012
$3,595 (+1.8%)
$38,620 + $281,408
$320,028
2011
$3,530 (+1.0%)
$37,863 + $275,891
$313,754
2010
$3,494 (−0.6%)
$37,121 + $270,482
$307,603
2009
$3,513 (+1.6%)
$36,844 + $268,461
$305,305
2007
$3,457
$36,208 + $263,823
$300,031
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Jun 11, 2016 • Final
Building history record
Install temporary electrical service.
Electrical
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: 3
Fireplace Information
# of Fireplaces: 2
Has Fireplace
Room Information
# of Rooms: 7
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood/Steel
Building Construction Quality: Good
Property Information
Living Sq. Ft: 2,522
Ground Floor Sq. Ft: 1,592
Building Sq. Ft: 2,522
# of Stories: 2
Legal Description: 74 FORM 74-030-14 & PT TO 19 PER M/D
Parking & Garage Information
Garage/Parking Sq. Ft: 660
Lot Information
# of Buildings: 1
Land Sq. Ft: 278,784
Acres: 6.4
Zoning Code: AR10
County Use Description: RURAL RESID-2+ RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 3.0
Sq. Ft.: 2,522
Stories: 2.0
Lot Size: 6.4 acres
Style: Single Family Residential
Year Built: 1974
Year Renovated: 1974
County: Sonoma County
APN: 074030018000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Harmony Elementary School
Public K-1 • Assigned • 2.5mi
Salmon Creek School - A Charter
Charter 2-8 • Assigned • 2.5mi
7/10
Analy High School
Public 9-12 • Assigned • 4.7mi
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
0.31% chance of being in a wildfire in next 30 years
2/10 Heat Factor
7 days above 88° expected this year, 18 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
77
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
$1.34M – $1.62M
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