850 Minert Rd is a 1,888 square foot house on a 9,350 square foot lot with 4 bedrooms and 2 bathrooms. - it last sold on August 10, 1972 for $23,000. Based on Redfin's Walnut Creek data, we estimate the home's value is $1,196,526.
Single-familyProperty Type
1963Year Built
9,350 sq ftLot Size
$634Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,196,526
$1.2M since sold in August 1972$6,000 since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 10.9% lower than the average sale price ($1.34M) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
R10
Single-Family Residential District
The purpose of the Single-Family Residential Zoning District is to provide for single-family residential development that is consistent with the General Plan. The intent is to promote and encourage a suitable environment for family life. This would include those conditionally permitted uses that are generally an integral part of single-family residential neighborhoods and that are compatible with residential activities including parks, playgrounds, religious assembly, day care, and schools.
Permitted uses
Include but are not limited to:
Housing-Single unit
Housing-Senior
Infrastructure
May 16, 2023 • Final
Building new construction, additions, alterations or sign
Replace the shower pan and valve in the master bathroom. Install new waterproofing on the bathroom walls.
Bathroom
Plumbing
Aug 25, 2017 • Final
Reroof - multifamily residential, commercial or residential with overlay
Remove and replace the existing roof with new composition shingles that meet Title 24 standards.
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: 8
Exterior
Pool Information
Has Pool
Property Information
Subdivision Name: SUBDIVISION 3138
Living Sq. Ft: 1,888
Ground Floor Sq. Ft: 1,888
Building Sq. Ft: 1,888
# of Stories: 1
Legal Description: TRACT 3138 LOT 4 EX MR
Parking & Garage Information
Garage/Parking Sq. Ft: 399
Lot Information
# of Buildings: 1
Land Sq. Ft: 9,350
Legal Lot Number: 4
Acres: 0.2146
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 1,888
Stories: 1.0
Lot Size: 9,350 square feet
Style: Single Family Residential
Year Built: 1963
Year Renovated: 1980
County: Contra Costa County
APN: 1451510042
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Bancroft Elementary School
Public K-5 • Assigned • 0.5mi
8/10
Oak Grove Middle School
Public 6-8 • Assigned • 0.5mi
4/10
Ygnacio Valley High School
Public 9-12 • Assigned • 0.9mi
3/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
7/10 Flood Factor
Estimated 80%+ chance of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
4/10 Heat Factor
7 days above 96° 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
40
64
43
72
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79
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84
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83
57
90
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86
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79
54
64
46
57
44
Jan
Feb
Mar
Apr
May
Jun
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Aug
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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
$1.14M – $1.38M
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