1110 Upper Happy Valley Rd is a 2,826 square foot house on a 0.32 acre lot with 3 bedrooms and 3 bathrooms. Based on Redfin's Lafayette data, we estimate the home's value is $2,360,487.
Single-familyProperty Type
1948Year Built
0.32 acresLot Size
$835Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$2,360,487
$7,000 since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 3.8% higher than the average sale price ($2.27M) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$7,266 (+1.9%)
$274,115 + $338,724
$612,839
2024
$7,128 (+1.9%)
$268,741 + $332,083
$600,824
2023
$6,997 (+1.5%)
$263,472 + $325,572
$589,044
2022
$6,895 (+3.1%)
$258,306 + $319,189
$577,495
2021
$6,685 (+0.1%)
$253,242 + $312,931
$566,173
2020
$6,676 (+0.9%)
$248,277 + $306,796
$555,073
2019
$6,613 (+3.8%)
$245,732 + $303,651
$549,383
2018
$6,369 (+2.2%)
$240,914 + $297,698
$538,612
2017
$6,232 (+2.2%)
$231,560 + $286,139
$517,699
2016
$6,100 (+3.0%)
$231,560 + $286,139
$517,699
2015
$5,920 (+1.1%)
$227,020 + $280,529
$507,549
2014
$5,853 (−11.4%)
$219,230 + $270,904
$490,134
2013
$6,609 (+3.2%)
$219,230 + $270,904
$490,134
2012
$6,406 (+1.8%)
$218,240 + $269,680
$487,920
2011
$6,296 (+4.1%)
$213,961 + $264,393
$478,354
2010
$6,049 (+1.6%)
$209,766 + $259,209
$468,975
2009
$5,954 (+1.7%)
$208,199 + $257,272
$465,471
2008
$5,854
$208,694 + $257,884
$466,578
Tax history for 1110 Upper Happy Valley Rd
Year
Property tax
Land + Additions
Assessment*
2025
$7,266 (+1.9%)
$274,115 + $338,724
$612,839
2024
$7,128 (+1.9%)
$268,741 + $332,083
$600,824
2023
$6,997 (+1.5%)
$263,472 + $325,572
$589,044
2022
$6,895 (+3.1%)
$258,306 + $319,189
$577,495
2021
$6,685 (+0.1%)
$253,242 + $312,931
$566,173
2020
$6,676 (+0.9%)
$248,277 + $306,796
$555,073
2019
$6,613 (+3.8%)
$245,732 + $303,651
$549,383
2018
$6,369 (+2.2%)
$240,914 + $297,698
$538,612
2017
$6,232 (+2.2%)
$231,560 + $286,139
$517,699
2016
$6,100 (+3.0%)
$231,560 + $286,139
$517,699
2015
$5,920 (+1.1%)
$227,020 + $280,529
$507,549
2014
$5,853 (−11.4%)
$219,230 + $270,904
$490,134
2013
$6,609 (+3.2%)
$219,230 + $270,904
$490,134
2012
$6,406 (+1.8%)
$218,240 + $269,680
$487,920
2011
$6,296 (+4.1%)
$213,961 + $264,393
$478,354
2010
$6,049 (+1.6%)
$209,766 + $259,209
$468,975
2009
$5,954 (+1.7%)
$208,199 + $257,272
$465,471
2008
$5,854
$208,694 + $257,884
$466,578
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Apr 15, 2016 • Final
Building - residential mechanical
Replace the existing furnace.
HVAC
Oct 23, 2014 • Final
Building - residential re-roof
Tear off existing wood shake and install new composition shingles over oriented strand board and underlayment. Install a thermal blanket.
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: 9
Exterior
Property Information
Subdivision Name: MALLEY ESTATES #1
Living Sq. Ft: 2,826
Ground Floor Sq. Ft: 2,826
Building Sq. Ft: 2,826
# of Stories: 1
Legal Description: MALLEY ESTATES #1 POR LOTS 11 & 12
Parking & Garage Information
Garage/Parking Sq. Ft: 400
Lot Information
# of Buildings: 1
Land Sq. Ft: 13,830
Legal Lot Number: 11
Acres: 0.3175
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 3.0
Sq. Ft.: 2,826
Stories: 1.0
Lot Size: 0.32 acres
Style: Single Family Residential
Year Built: 1948
Year Renovated: 1948
County: Contra Costa County
APN: 2480800198
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Happy Valley Elementary School
Public K-5 • Assigned • 0.6mi
8/10
M. H. Stanley Middle School
Public 6-8 • Assigned • 2.1mi
8/10
Acalanes High School
Public 9-12 • Assigned • 2.9mi
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
8 days above 90° expected this year, 17 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
81
56
87
58
81
60
77
56
63
48
57
45
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
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
$2.24M – $2.72M
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