674 Rock Oak Rd is a 3,148 square foot house on a 0.47 acre lot with 4 bedrooms and 3 bathrooms. Based on Redfin's Walnut Creek data, we estimate the home's value is $1,683,323.
Single-familyProperty Type
1968Year Built
0.47 acresLot Size
$535Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,683,323
$0 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 3.8% higher than the average sale price ($1.62M) 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
$6,370 (+2.5%)
$155,424 + $356,456
$511,880
2024
$6,218 (+1.8%)
$152,377 + $349,467
$501,844
2023
$6,110 (+0.9%)
$149,390 + $342,615
$492,005
2022
$6,056 (+2.4%)
$146,461 + $335,898
$482,359
2021
$5,915 (+1.4%)
$143,590 + $329,312
$472,902
2020
$5,832 (+1.1%)
$140,775 + $322,855
$463,630
2019
$5,769 (+3.8%)
$139,332 + $319,545
$458,877
2018
$5,559 (+3.4%)
$136,600 + $313,280
$449,880
2017
$5,376 (+2.6%)
$131,297 + $301,116
$432,413
2016
$5,238 (+0.9%)
$131,297 + $301,116
$432,413
2015
$5,189 (+1.5%)
$128,723 + $295,212
$423,935
2014
$5,111 (+2.8%)
$124,307 + $285,083
$409,390
2013
$4,973 (+2.3%)
$124,307 + $285,083
$409,390
2012
$4,862 (+4.0%)
$123,746 + $283,795
$407,541
2011
$4,675 (+1.5%)
$121,320 + $278,231
$399,551
2010
$4,605 (−0.2%)
$118,942 + $272,776
$391,718
2009
$4,613 (+45.1%)
$118,054 + $270,738
$388,792
2008
$3,179
$118,335 + $271,382
$389,717
Tax history for 674 Rock Oak Rd
Year
Property tax
Land + Additions
Assessment*
2025
$6,370 (+2.5%)
$155,424 + $356,456
$511,880
2024
$6,218 (+1.8%)
$152,377 + $349,467
$501,844
2023
$6,110 (+0.9%)
$149,390 + $342,615
$492,005
2022
$6,056 (+2.4%)
$146,461 + $335,898
$482,359
2021
$5,915 (+1.4%)
$143,590 + $329,312
$472,902
2020
$5,832 (+1.1%)
$140,775 + $322,855
$463,630
2019
$5,769 (+3.8%)
$139,332 + $319,545
$458,877
2018
$5,559 (+3.4%)
$136,600 + $313,280
$449,880
2017
$5,376 (+2.6%)
$131,297 + $301,116
$432,413
2016
$5,238 (+0.9%)
$131,297 + $301,116
$432,413
2015
$5,189 (+1.5%)
$128,723 + $295,212
$423,935
2014
$5,111 (+2.8%)
$124,307 + $285,083
$409,390
2013
$4,973 (+2.3%)
$124,307 + $285,083
$409,390
2012
$4,862 (+4.0%)
$123,746 + $283,795
$407,541
2011
$4,675 (+1.5%)
$121,320 + $278,231
$399,551
2010
$4,605 (−0.2%)
$118,942 + $272,776
$391,718
2009
$4,613 (+45.1%)
$118,054 + $270,738
$388,792
2008
$3,179
$118,335 + $271,382
$389,717
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
May 1, 2023 • Final
Building new construction, additions, alterations or sign
Remove and replace windows with new retrofit windows of the same size and style.
Remodel
Nov 7, 2022 • Final
Residential mechanical: hvac, furnace, air conditioner replacement or ductwork only (no relocation)
Replace a forced air unit in a closet.
HVAC
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
Basement Information
Basement Finish: Unfinished
Heating & Cooling
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 13
Exterior
Exterior Information
Physical Condition: Good
Building Style Type: Raised Ranch
Construction Type: Frame
Building Construction Quality: Average
Exterior Wall: Stucco
View Information
View: Good
Property Information
Living Sq. Ft: 3,148
Ground Floor Sq. Ft: 1,197
Building Sq. Ft: 4,047
# of Stories: 2
Legal Description: PARCEL MAP 20 PG 31 PCL A
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 899
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 20,400
Acres: 0.4683
County Use Description: SINGLE FAMILY
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 3,148
Stories: 2.0
Lot Size: 0.47 acres
Style: Single Family Residential
Year Built: 1968
Year Renovated: 1976
County: Contra Costa County
APN: 1343920110
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Valle Verde Elementary School
Public K-5 • Assigned • 0.5mi
10/10
Foothill Middle School
Public 6-8 • Assigned • 1.3mi
9/10
Northgate High School
Public 9-12 • Assigned • 2.1mi
9/10
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
5/10 Fire Factor
5% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 95° expected this year, 14 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
17 unhealthy days expected this year, 17 days in 30 years
Provided by First Street
Historical weather
Walnut Creek, CA • 94598
Average low and high temperatures (°F)
61
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84
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86
59
90
59
85
61
79
54
64
46
57
44
Jan
Feb
Mar
Apr
May
Jun
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Sun exposure
In this area, properties receive around 11.5 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.5 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.60M – $1.94M
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