642 Oak St is a 1,422 square foot house on a 6,600 square foot lot with 3 bedrooms and 1.5 bathrooms. Based on Redfin's Santa Rosa data, we estimate the home's value is $673,537.
Single-familyProperty Type
1947Year Built
6,600 sq ftLot Size
$474Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$673,537
$18K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 14.2% higher than the average sale price ($590K) 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
$4,741 (+1.6%)
$210,954 + $209,446
$420,400
2024
$4,669 (+1.5%)
$206,818 + $205,340
$412,158
2023
$4,601 (+6.7%)
$202,763 + $201,314
$404,077
2022
$4,312 (+1.2%)
$198,788 + $197,367
$396,155
2021
$4,260 (+0.2%)
$194,891 + $193,498
$388,389
2020
$4,251 (+0.5%)
$191,070 + $189,704
$380,774
2019
$4,228 (+0.6%)
$189,111 + $187,759
$376,870
2018
$4,205 (+1.8%)
$185,403 + $184,078
$369,481
2017
$4,130 (+3.9%)
$178,204 + $176,931
$355,135
2015
$3,975 (+32.4%)
$174,710 + $173,462
$348,172
2014
$3,003 (+14.6%)
$135,000 + $135,000
$270,000
2013
$2,620 (+60.1%)
$135,000 + $135,000
$270,000
2012
$1,636 (−47.4%)
$121,000 + $120,000
$241,000
2011
$3,108 (−2.0%)
$76,000 + $75,500
$151,500
2010
$3,172 (−9.2%)
$143,000 + $141,000
$284,000
2009
$3,493 (+2.0%)
$147,000 + $145,000
$292,000
2007
$3,423
$157,459 + $156,335
$313,794
Tax history for 642 Oak St
Year
Property tax
Land + Additions
Assessment*
2025
$4,741 (+1.6%)
$210,954 + $209,446
$420,400
2024
$4,669 (+1.5%)
$206,818 + $205,340
$412,158
2023
$4,601 (+6.7%)
$202,763 + $201,314
$404,077
2022
$4,312 (+1.2%)
$198,788 + $197,367
$396,155
2021
$4,260 (+0.2%)
$194,891 + $193,498
$388,389
2020
$4,251 (+0.5%)
$191,070 + $189,704
$380,774
2019
$4,228 (+0.6%)
$189,111 + $187,759
$376,870
2018
$4,205 (+1.8%)
$185,403 + $184,078
$369,481
2017
$4,130 (+3.9%)
$178,204 + $176,931
$355,135
2015
$3,975 (+32.4%)
$174,710 + $173,462
$348,172
2014
$3,003 (+14.6%)
$135,000 + $135,000
$270,000
2013
$2,620 (+60.1%)
$135,000 + $135,000
$270,000
2012
$1,636 (−47.4%)
$121,000 + $120,000
$241,000
2011
$3,108 (−2.0%)
$76,000 + $75,500
$151,500
2010
$3,172 (−9.2%)
$143,000 + $141,000
$284,000
2009
$3,493 (+2.0%)
$147,000 + $145,000
$292,000
2007
$3,423
$157,459 + $156,335
$313,794
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Jul 3, 2024 • Final
Residential addition-alteration
Remodel a kitchen with a new layout and remove a wall to open the area to the dining room. Remodel the back area of the home including a bathroom and laundry room. Replace a door and multiple windows at the rear of the residence.
Bathroom
Kitchen
Remodel
Dec 17, 2020 • Final
Residential plumbing
Repipe water and drain lines and replace the existing water heater with a new tankless water heater.
Plumbing
Water heater
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: 1
# of 1/2 Baths: 1
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 6
Exterior
Exterior Information
Building Style Type: U-Shape
Construction Type: Wood/Steel
Building Construction Quality: Average
Property Information
Subdivision Name: WHEELERS ADD 02
Living Sq. Ft: 1,422
Ground Floor Sq. Ft: 1,422
Building Sq. Ft: 1,422
# of Stories: 1
Parking & Garage Information
Parking Type: Detached Garage
Garage/Parking Sq. Ft: 480
Garage / Carport Type: Detached
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,600
Legal Lot Number: 281
Legal Block Number: 9
Acres: 0.1515
Zoning Code: CITYSR
County Use Description: SINGLE FAM DWELLING
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 1.5
Sq. Ft.: 1,422
Stories: 1.0
Lot Size: 6,600 square feet
Style: Single Family Residential
Year Built: 1947
Year Renovated: 1956
County: Sonoma County
APN: 009331030000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Luther Burbank Elementary School
Public K-6 • Assigned • 0.4mi
5/10
Montgomery High School
Public 9-12 • Assigned • 1.5mi
7/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
6/10 Flood Factor
Estimated 60-74% chance 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
4/10 Heat Factor
7 days above 92° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
8/10 Air Factor
15 unhealthy days expected this year, 17 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
79
54
86
55
83
55
79
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 11.1 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.1 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$640,000 – $775,000
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