1159 Upper Happy Valley Rd is a 2,581 square foot house on a 0.51 acre lot with 5 bedrooms and 4 bathrooms. - it last sold on April 13, 1978 for $135,000. Based on Redfin's Lafayette data, we estimate the home's value is $2,455,100.
Single-familyProperty Type
1954Year Built
0.51 acresLot Size
$951Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$2,455,100
$2.3M since sold in April 1978$27K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 9.5% lower than the average sale price ($2.71M) 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
Nov 15, 2011 • Final
Building - residential mechanical
Replace the furnace in a residential building.
HVAC
Nov 15, 2011 • Final
Building - residential plumbing
Replace a gas water heater.
Plumbing
Water heater
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: 10
Exterior
Property Information
Subdivision Name: ACALANES RHO
Living Sq. Ft: 2,581
Ground Floor Sq. Ft: 2,581
Building Sq. Ft: 2,581
# of Stories: 1
Legal Description: RO ACALANES
Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Detached Garage
Garage/Parking Sq. Ft: 560
Garage / Carport Type: Detached
Lot Information
# of Buildings: 1
Land Sq. Ft: 22,085
Acres: 0.507
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 5
Baths: 4.0
Sq. Ft.: 2,581
Stories: 1.0
Lot Size: 0.51 acres
Style: Single Family Residential
Year Built: 1954
Year Renovated: 1962
County: Contra Costa County
APN: 2470600061
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Happy Valley Elementary School
Public K-5 • Assigned • 0.5mi
8/10
M. H. Stanley Middle School
Public 6-8 • Assigned • 2.3mi
8/10
Acalanes High School
Public 9-12 • Assigned • 3.0mi
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
0.93% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 92° expected this year, 16 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
Lafayette, CA • 94549
Average low and high temperatures (°F)
60
43
62
46
70
50
68
49
75
52
78
54
79
55
87
58
84
59
77
56
63
48
57
45
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
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Dec
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
$2.33M – $2.82M
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