4334 Sonoma Mountain Rd is a 1,738 square foot house on a 1.01 acre lot with 3 bedrooms and 2 bathrooms. Based on Redfin's Santa Rosa data, we estimate the home's value is $918,925.
Single-familyProperty Type
1972Year Built
1.01 acresLot Size
$529Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$918,925
$12K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 10.5% higher than the average sale price ($831K) 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
$10,297 (+756.4%)
$494,190 + $421,362
$915,552
2024
$1,202 (+1.9%)
$484,500 + $413,100
$897,600
2023
$1,180 (+4.5%)
$18,495 + $72,569
$91,064
2022
$1,129 (+2.2%)
$18,133 + $71,147
$89,280
2021
$1,105 (+0.7%)
$17,778 + $69,752
$87,530
2020
$1,097 (+2.5%)
$17,430 + $68,385
$85,815
2019
$1,070
$17,252 + $67,684
$84,936
2018
$1,070 (+2.0%)
$16,914 + $66,357
$83,271
2017
$1,048 (+4.8%)
$16,258 + $63,781
$80,039
2015
$1,000 (+3.3%)
$15,940 + $62,531
$78,471
2014
$968 (+0.5%)
$15,394 + $60,386
$75,780
2013
$963 (+1.8%)
$15,394 + $60,386
$75,780
2012
$946 (+3.2%)
$15,325 + $60,114
$75,439
2011
$917 (+5.4%)
$15,025 + $58,936
$73,961
2010
$870 (−1.6%)
$14,731 + $57,781
$72,512
2009
$885 (+1.8%)
$14,621 + $57,350
$71,971
2007
$869
$14,369 + $56,360
$70,729
Tax history for 4334 Sonoma Mountain Rd
Year
Property tax
Land + Additions
Assessment*
2025
$10,297 (+756.4%)
$494,190 + $421,362
$915,552
2024
$1,202 (+1.9%)
$484,500 + $413,100
$897,600
2023
$1,180 (+4.5%)
$18,495 + $72,569
$91,064
2022
$1,129 (+2.2%)
$18,133 + $71,147
$89,280
2021
$1,105 (+0.7%)
$17,778 + $69,752
$87,530
2020
$1,097 (+2.5%)
$17,430 + $68,385
$85,815
2019
$1,070
$17,252 + $67,684
$84,936
2018
$1,070 (+2.0%)
$16,914 + $66,357
$83,271
2017
$1,048 (+4.8%)
$16,258 + $63,781
$80,039
2015
$1,000 (+3.3%)
$15,940 + $62,531
$78,471
2014
$968 (+0.5%)
$15,394 + $60,386
$75,780
2013
$963 (+1.8%)
$15,394 + $60,386
$75,780
2012
$946 (+3.2%)
$15,325 + $60,114
$75,439
2011
$917 (+5.4%)
$15,025 + $58,936
$73,961
2010
$870 (−1.6%)
$14,731 + $57,781
$72,512
2009
$885 (+1.8%)
$14,621 + $57,350
$71,971
2007
$869
$14,369 + $56,360
$70,729
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
May 21, 2026 • Active
Building permit with plan check
Battery
Electrical
Solar
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
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 7
Exterior
Exterior Information
Building Style Type: U-Shape
Construction Type: Wood/Steel
Building Construction Quality: Average
Property Information
Living Sq. Ft: 1,738
Ground Floor Sq. Ft: 1,738
Building Sq. Ft: 2,179
# of Stories: 1
Parking & Garage Information
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 441
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 43,996
Acres: 1.01
Zoning Code: RR10
County Use Description: RURAL RESID-1 RESID
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,738
Stories: 1.0
Lot Size: 1.01 acres
Style: Single Family Residential
Year Built: 1972
Year Renovated: 1972
County: Sonoma County
APN: 049400006000
Home facts updated by county records on Oct 28, 2026
Around this home
Schools
K - 12
Preschool & daycare
Yulupa Elementary School
Public K-3 • Assigned • 3.8mi
8/10
Montgomery High School
Public 9-12 • Assigned • 4.7mi
7/10
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
4/10 Fire Factor
1% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 93° expected this year, 16 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
19 unhealthy days expected this year, 20 days in 30 years
Provided by First Street
Historical weather
Santa Rosa, CA • 95404
Average low and high temperatures (°F)
63
41
64
44
72
47
70
47
77
51
80
54
82
55
86
55
82
57
74
51
65
46
60
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.2 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.2 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$873,000 – $1.06M
Reach more buyers when you sell with Redfin. Save up to $9,189 in fees.3 minutes to get started.