22 Seminary Ridge Pl is a 3,910 square foot house on a 1.43 acre lot with 4 bedrooms and 4 bathrooms. Based on Redfin's Clayton data, we estimate the home's value is $1,866,519.
Single-familyProperty Type
2012Year Built
1.43 acresLot Size
$477Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,866,519
$12K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 32.2% higher than the average sale price ($1.41M) 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.
Permits
Feb 22, 2013 • Final
Building
Install a new sewer connection.
Plumbing
Nov 6, 2012 • Final
Building/residential/r/new single family-duplex
Construct a new single-family home.
New construction
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: 12
Exterior
Property Information
Subdivision Name: DIABLO POINTE SUB 8719
Living Sq. Ft: 3,910
Ground Floor Sq. Ft: 1,830
Building Sq. Ft: 3,910
# of Stories: 2
Legal Description: T8719 L3
Parking & Garage Information
Garage/Parking Sq. Ft: 620
Lot Information
# of Buildings: 1
Land Sq. Ft: 62,290
Legal Lot Number: 3
Acres: 1.43
Zoning Code: A-2
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 4.0
Sq. Ft.: 3,910
Stories: 2.0
Lot Size: 1.43 acres
Style: Single Family Residential
Year Built: 2012
Year Renovated: 2012
County: Contra Costa County
APN: 1196300030
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Mt. Diablo Elementary School
Public K-5 • Assigned • 1.7mi
9/10
Diablo View Middle School
Public 6-8 • Assigned • 0.7mi
9/10
Northgate High School
Public 9-12 • Assigned • 4.9mi
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
8/10 Fire Factor
30% chance of being in a wildfire in next 30 years
4/10 Heat Factor
10 days above 93° expected this year, 20 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, 18 days in 30 years
Provided by First Street
Historical weather
Clayton, CA • 94517
Average low and high temperatures (°F)
60
40
64
43
72
47
72
48
80
52
85
55
85
56
92
59
86
58
79
54
64
46
57
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 11.8 hours in
June and 4.8 hours in December, placing it above the
U.S. average for solar exposure.
11.8 hrs
4.8 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.77M – $2.15M
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