5670 Oak Knoll Rd is a 1,376 square foot house on a 10,800 square foot lot with 2 bedrooms and 2 bathrooms. - it last sold on April 16, 2018 for $625,000. Based on Redfin's El Sobrante data, we estimate the home's value is $801,752.
Single-familyProperty Type
1973Year Built
10,800 sq ftLot Size
$583Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$801,752
$177K since sold in April 2018$6,000 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 4.1% higher than the average sale price ($770K) of 6 comparable homes.
The kitchen in this home is wide open to the dining area and living room. There is no neighbor across the street and the backyard is a good size with lots of potential.
9 years ago• May not reflect the current state of the home
Steve Rebello
Redfin Associate agent
Sale history for 5670 Oak Knoll Rd
Date
Event
Price
Public Records
Apr 16, 2018
Sold
$625,000
$454/sq ft
Public Records
Oct 1, 1979
Sold
$85,000
$62/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$10,456 (+2.0%)
$487,442 + $237,917
$725,359
2025
$10,247 (+2.4%)
$487,442 + $237,917
$725,359
2024
$10,008 (+2.1%)
$477,885 + $233,252
$711,137
2023
$9,798 (+1.3%)
$468,515 + $228,679
$697,194
2022
$9,670 (+0.3%)
$459,329 + $224,196
$683,525
2021
$9,641 (+4.5%)
$450,323 + $219,800
$670,123
2020
$9,226 (+1.5%)
$441,494 + $215,491
$656,985
2019
$9,085 (+54.9%)
$436,968 + $213,282
$650,250
2018
$5,867 (+2.5%)
$428,400 + $209,100
$637,500
2017
$5,721 (+1.3%)
$232,373 + $156,324
$388,697
2016
$5,646 (+0.4%)
$232,373 + $156,324
$388,697
2015
$5,623 (+16.7%)
$227,817 + $153,259
$381,076
2014
$4,820 (+29.0%)
$226,021 + $85,385
$311,406
2013
$3,736 (+17.3%)
$226,021 + $85,385
$311,406
2012
$3,185 (−5.9%)
$113,448 + $119,690
$233,138
2011
$3,384 (+4.5%)
$100,485 + $106,015
$206,500
2010
$3,238 (+0.7%)
$109,044 + $115,044
$224,088
2009
$3,214 (+7.6%)
$108,230 + $114,185
$222,415
2008
$2,987
$108,488 + $114,457
$222,945
Tax history for 5670 Oak Knoll Rd
Year
Property tax
Land + Additions
Assessment*
2026
$10,456 (+2.0%)
$487,442 + $237,917
$725,359
2025
$10,247 (+2.4%)
$487,442 + $237,917
$725,359
2024
$10,008 (+2.1%)
$477,885 + $233,252
$711,137
2023
$9,798 (+1.3%)
$468,515 + $228,679
$697,194
2022
$9,670 (+0.3%)
$459,329 + $224,196
$683,525
2021
$9,641 (+4.5%)
$450,323 + $219,800
$670,123
2020
$9,226 (+1.5%)
$441,494 + $215,491
$656,985
2019
$9,085 (+54.9%)
$436,968 + $213,282
$650,250
2018
$5,867 (+2.5%)
$428,400 + $209,100
$637,500
2017
$5,721 (+1.3%)
$232,373 + $156,324
$388,697
2016
$5,646 (+0.4%)
$232,373 + $156,324
$388,697
2015
$5,623 (+16.7%)
$227,817 + $153,259
$381,076
2014
$4,820 (+29.0%)
$226,021 + $85,385
$311,406
2013
$3,736 (+17.3%)
$226,021 + $85,385
$311,406
2012
$3,185 (−5.9%)
$113,448 + $119,690
$233,138
2011
$3,384 (+4.5%)
$100,485 + $106,015
$206,500
2010
$3,238 (+0.7%)
$109,044 + $115,044
$224,088
2009
$3,214 (+7.6%)
$108,230 + $114,185
$222,415
2008
$2,987
$108,488 + $114,457
$222,945
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Feb 7, 2022 • Final
Building - residential solar photovoltaic
Install roof-mounted solar panels and upgrade the main service panel.
Battery
Electrical
Solar
Jul 19, 2018 • Final
Building - residential re-roof
Remove and replace the roof with cool roof composition shingles.
Roofing
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
Room Information
# of Rooms: 7
Exterior
Property Information
Living Sq. Ft: 1,376
Ground Floor Sq. Ft: 1,376
Building Sq. Ft: 1,376
# of Stories: 1
Legal Description: RECORD OF SURVEY 28 LSM 39 PCL 1
Parking & Garage Information
Garage/Parking Sq. Ft: 336
Lot Information
# of Buildings: 1
Land Sq. Ft: 10,800
Acres: 0.2479
Zoning Code: R-10
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 2.0
Sq. Ft.: 1,376
Stories: 1.0
Lot Size: 10,800 square feet
Style: Single Family Residential
Year Built: 1973
Year Renovated: 1983
County: Contra Costa County
APN: 4301320356
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
Valley View Elementary School
Public K-6 • Assigned • 0.5mi
4/10
Betty Reid Soskin Middle
Public 6-8 • Assigned • 1.1mi
2/10
De Anza Senior High School
Public 9-12 • Assigned • 0.8mi
4/10
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
0.46% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 88° expected this year, 14 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, 15 days in 30 years
Provided by First Street
Historical weather
El Sobrante, CA • 94803
Average low and high temperatures (°F)
59
44
61
45
67
49
65
49
69
51
68
52
69
54
73
55
73
58
69
53
61
48
57
45
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 5 hours in December, placing it above the
U.S. average for solar exposure.
11.1 hrs
5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$762,000 – $923,000
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