155 Dean Rd is a 2,468 square foot house on a 1 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on June 22, 2021 for $1,650,000. Based on Redfin's Alamo data, we estimate the home's value is $2,414,202.
Single-familyProperty Type
1948Year Built
1 acresLot Size
$978Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$2,414,202
$764K since sold in June 2021$100K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 10.8% higher than the average sale price ($2.18M) 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
Aug 28, 2025 • Final
Building - residential ess/battery storage
Install a new energy storage system on an existing single-family home.
Battery
Electrical
Nov 21, 2013 • Final
Building - residential re-roof
Tear off and replace the roof with lifetime 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
Heating & Cooling
Air Conditioning Type: Central
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 8
Exterior
Exterior Information
Physical Condition: Good
Building Style Type: Ranch
Construction Type: Frame
Building Construction Quality: Average
Exterior Wall: Wood Siding
Property Information
Living Sq. Ft: 2,468
Ground Floor Sq. Ft: 2,468
Building Sq. Ft: 3,055
# of Stories: 1
Legal Description: ALAMO OAKS POR LOTS 2 & 3
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 587
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 43,560
Legal Lot Number: 2
Acres: 1
Zoning Code: R-40
County Use Description: SINGLE FAMILY
Utility Information
Sewer Type: Septic
Water Service Type: Commercial
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,468
Stories: 1.0
Lot Size: 1 acres
Style: Single Family Residential
Year Built: 1948
Year Renovated: 1969
County: Contra Costa County
APN: 1960310033
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Green Valley Elementary School
Public K-5 • Assigned • 1.1mi
10/10
Los Cerros Middle School
Public 6-8 • Assigned • 0.8mi
10/10
Monte Vista High School
Public 9-12 • Assigned • 0.7mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
9/10 Flood Factor
Estimated 75-83% chance 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
7 days above 95° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
8/10 Air Factor
14 unhealthy days expected this year, 15 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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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
$2.29M – $2.78M
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