1033 Upper Happy Valley Rd is a 2,319 square foot house on a 0.5 acre lot with 4 bedrooms and 3 bathrooms. Based on Redfin's Lafayette data, we estimate the home's value is $2,051,564.
Single-familyProperty Type
1946Year Built
0.5 acresLot Size
$885Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$2,051,564
$18K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 29.3% lower than the average sale price ($2.90M) 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
$8,337 (+1.8%)
$392,668 + $186,927
$579,595
2024
$8,192 (+1.9%)
$384,969 + $183,262
$568,231
2023
$8,038 (+1.6%)
$377,421 + $179,669
$557,090
2022
$7,913 (+2.9%)
$370,021 + $176,147
$546,168
2021
$7,687 (+0.5%)
$362,766 + $172,694
$535,460
2020
$7,650 (+4.9%)
$355,653 + $169,308
$524,961
2019
$7,294 (+3.6%)
$352,007 + $167,572
$519,579
2018
$7,043 (+1.7%)
$345,105 + $164,287
$509,392
2017
$6,925 (+131.7%)
$331,705 + $157,908
$489,613
2016
$2,988 (+5.8%)
$331,705 + $157,908
$489,613
2015
$2,824 (+2.0%)
$57,966 + $79,912
$137,878
2014
$2,768 (+2.1%)
$55,978 + $77,171
$133,149
2013
$2,710 (+3.3%)
$55,978 + $77,171
$133,149
2012
$2,624 (+2.3%)
$55,726 + $76,823
$132,549
2011
$2,564 (+9.6%)
$54,634 + $75,317
$129,951
2010
$2,339 (+5.2%)
$53,563 + $73,841
$127,404
2009
$2,225 (+1.6%)
$53,163 + $73,290
$126,453
2008
$2,191
$53,290 + $73,465
$126,755
Tax history for 1033 Upper Happy Valley Rd
Year
Property tax
Land + Additions
Assessment*
2025
$8,337 (+1.8%)
$392,668 + $186,927
$579,595
2024
$8,192 (+1.9%)
$384,969 + $183,262
$568,231
2023
$8,038 (+1.6%)
$377,421 + $179,669
$557,090
2022
$7,913 (+2.9%)
$370,021 + $176,147
$546,168
2021
$7,687 (+0.5%)
$362,766 + $172,694
$535,460
2020
$7,650 (+4.9%)
$355,653 + $169,308
$524,961
2019
$7,294 (+3.6%)
$352,007 + $167,572
$519,579
2018
$7,043 (+1.7%)
$345,105 + $164,287
$509,392
2017
$6,925 (+131.7%)
$331,705 + $157,908
$489,613
2016
$2,988 (+5.8%)
$331,705 + $157,908
$489,613
2015
$2,824 (+2.0%)
$57,966 + $79,912
$137,878
2014
$2,768 (+2.1%)
$55,978 + $77,171
$133,149
2013
$2,710 (+3.3%)
$55,978 + $77,171
$133,149
2012
$2,624 (+2.3%)
$55,726 + $76,823
$132,549
2011
$2,564 (+9.6%)
$54,634 + $75,317
$129,951
2010
$2,339 (+5.2%)
$53,563 + $73,841
$127,404
2009
$2,225 (+1.6%)
$53,163 + $73,290
$126,453
2008
$2,191
$53,290 + $73,465
$126,755
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Aug 21, 2014 • Final
Building - residential electrical
Upgrade the main electrical panel to a 100-amp service on a like-for-like basis.
Electrical
Jul 29, 2014 • Final
Building - residential solar photovoltaic
Install a roof-mounted photovoltaic solar system on a residential building.
Electrical
Solar
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: 11
Exterior
Property Information
Subdivision Name: ACALANES RHO
Living Sq. Ft: 2,319
Ground Floor Sq. Ft: 2,319
Building Sq. Ft: 2,319
# of Stories: 1
Legal Description: RO ACALANES
Parking & Garage Information
Garage/Parking Sq. Ft: 383
Lot Information
# of Buildings: 1
Land Sq. Ft: 21,780
Acres: 0.5
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 2,319
Stories: 1.0
Lot Size: 0.5 acres
Style: Single Family Residential
Year Built: 1946
Year Renovated: 1960
County: Contra Costa County
APN: 2490100035
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Happy Valley Elementary School
Public K-5 • Assigned • 0.9mi
8/10
M. H. Stanley Middle School
Public 6-8 • Assigned • 2.1mi
8/10
Acalanes High School
Public 9-12 • Assigned • 3.1mi
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
3/10 Fire Factor
0.77% 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
79
55
87
58
84
59
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
$1.95M – $2.36M
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