1805 Happy Valley Rd is a 2,830 square foot house on a 0.39 acre lot with 4 bedrooms and 2.5 bathrooms. - it last sold on November 29, 1988 for $289,500. Based on Redfin's Santa Rosa data, we estimate the home's value is $1,212,414.
Single-familyProperty Type
1973Year Built
0.39 acresLot Size
$428Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,212,414
$923K since sold in November 1988$73K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 20.2% higher than the average sale price ($1.01M) of 5 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
R-1-6
Single-Family Residential District - 6,000 sq ft
The R-1 zoning district is applied to areas of the City intended to be maintained as residential neighborhoods comprised of detached and attached single-family houses, clustered Residential hillside projects, and small multi-family projects, together with compatible accessory uses. The maximum allowable density ranges from two to 13 dwellings per acre, with the specific allowable density for each parcel shown on the zoning map by a numerical suffix to the R-1 map symbol see Section 20-22.040. The R-1 zoning district implements and is consistent with the Residential Very Low Density where residential clustered on hillsides is desirable, Low Density or Open Space, Low Density, and Medium Low Density land use classifications of the General Plan.
Permitted uses
Include but are not limited to:
Agriculture-Other
Day care facility
Healthcare-Other
Housing-Single unit
Housing-Student
Housing-Other
Infrastructure-Other
Housing-Mobile home park
Aug 22, 2024 • Final
Residential addition-alteration
Install roof-mounted solar modules and an energy storage system on a residential building. The project includes the addition of a backup loads panel.
Electrical
Solar
Jun 28, 2015 • Final
Residential addition-alteration
Install solar electric panels flush on the roof of 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
Bathroom Information
# of Full Baths: 2
# of 1/2 Baths: 1
Fireplace Information
# of Fireplaces: 2
Has Fireplace
Room Information
# of Rooms: 7
Exterior
Exterior Information
Building Style Type: L-Shape
Construction Type: Wood/Steel
Building Construction Quality: Good
Property Information
Subdivision Name: GRACE ADD 10
Living Sq. Ft: 2,830
Building Sq. Ft: 2,830
# of Stories: 2
Legal Description: REMAP FROM 011-402-003-000 - 09/13/97
Lot Information
# of Buildings: 1
Land Sq. Ft: 16,941
Legal Lot Number: 15
Acres: 0.3889
Zoning Code: CITYSR
County Use Description: SINGLE FAM DWELLING
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.5
Sq. Ft.: 2,830
Stories: 2.0
Lot Size: 0.39 acres
Style: Single Family Residential
Year Built: 1973
Year Renovated: 1973
County: Sonoma County
APN: 181310009000
Home facts updated by county records on Aug 13, 2026
Around this home
Schools
Madrone Elementary School
Public K-6 • Assigned • 1.1mi
6/10
Rincon Valley Middle School
Public 7-8 • Assigned • 1.9mi
5/10
Maria Carrillo High School
Public 9-12 • Assigned • 2.2mi
9/10
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
0.15% chance of being in a wildfire in next 30 years
3/10 Heat Factor
5 days above 92° expected this year, 10 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
10/10 Air Factor
21 unhealthy days expected this year, 21 days in 30 years
Provided by First Street
Historical weather
Santa Rosa, CA • 95409
Average low and high temperatures (°F)
61
42
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44
69
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46
74
50
78
53
78
53
85
55
82
55
76
52
62
46
58
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
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Sun exposure
In this area, properties receive around 11.1 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.1 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.15M – $1.40M
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