1220 Stone Valley Rd is a 2,483 square foot house on a 0.46 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on June 19, 1991 for $360,000. Based on Redfin's Alamo data, we estimate the home's value is $1,867,381.
Single-familyProperty Type
1978Year Built
0.46 acresLot Size
$752Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,867,381
$1.5M since sold in June 1991$100K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 32.3% lower than the average sale price ($2.76M) 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
Jul 29, 2013 • Final
Building - residential re-roof
Tear off lightweight tile and install lifetime composition shingles.
Roofing
Jan 30, 2010 • Final
Building/residential/al/alteration
Perform an interior remodel.
Remodel
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
Heating & Cooling
Air Conditioning Type: Central
Heating Fuel Type: Gas
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 2
Has Fireplace
Room Information
# of Rooms: 10
Exterior
Exterior Information
Physical Condition: Good
Foundation Type: Slab
Building Style Type: Ranch
Building Construction Quality: Good
Exterior Wall: Stucco
Property Information
Subdivision Name: A W STONE RANCH
Living Sq. Ft: 2,483
Ground Floor Sq. Ft: 2,483
Building Sq. Ft: 2,483
# of Stories: 1
Legal Description: RECORD OF SURVEY 49 LSM 21 POR PCL A
Parking & Garage Information
# of Parking Spaces: 3
Parking Type: Garage/Carport
Garage/Parking Sq. Ft: 736
Lot Information
# of Buildings: 1
Land Sq. Ft: 20,255
Legal Lot Number: F
Acres: 0.465
Zoning Code: R-20
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.: 2,483
Stories: 1.0
Lot Size: 0.46 acres
Style: Single Family Residential
Year Built: 1978
Year Renovated: 1979
County: Contra Costa County
APN: 1921200372
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Rancho Romero Elementary School
Public K-5 • Assigned • 0.8mi
9/10
Stone Valley Middle School
Public 6-8 • Assigned • 0.4mi
10/10
Monte Vista High School
Public 9-12 • Assigned • 2.3mi
10/10
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
4/10 Fire Factor
2% chance of being in a wildfire in next 30 years
3/10 Heat Factor
8 days above 93° expected this year, 16 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
Alamo, CA • 94507
Average low and high temperatures (°F)
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80
55
86
58
83
57
76
53
62
44
56
43
Jan
Feb
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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
$1.78M – $2.15M
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