405 Sunnyside Pl is a 3,002 square foot house on a 9,540 square foot lot with 4 bedrooms and 3 bathrooms. - it last sold on March 02, 2021 for $1,800,000. Based on Redfin's San Ramon data, we estimate the home's value is $2,108,529.
Single-familyProperty Type
1995Year Built
9,540 sq ftLot Size
$702Est. Price/Sq.Ft.
3 car garageParking
Source:Public Records
Redfin Estimate
$2,108,529
$309K since sold in March 2021$88K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 3.5% higher than the average sale price ($2.04M) of 6 comparable homes.
This South facing property is beautiful. It has vaulted ceilings, many windows, beautiful hardwood floors on the main and lower levels and carpet upstairs. All bathrooms and the kitchen are updated. The lower level by the garage has one bedroom...
with a full bathroom. The yard is well-maintained and has a nice deck with views of the hills.
6 years ago• May not reflect the current state of the home
*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
RS-7
Single-Family Residential Zone
The RS zone is applied to areas of the City appropriate for single-family residential land uses in neighborhoods at a density of three to six units per net acre, subject to appropriate standards. The specific allowable density for each parcel is shown on the Zoning Map by a numerical suffix residential density designator (see Section D2-8). Minimum lot size for new parcels ranges from 3,500 to 12,000 sq ft. Depending upon the applicable residential density designator, the RS zone is consistent with and implements the Single Family Low Density, Single Family Low-Medium Density, and Single Family Medium Density land use classifications of the General Plan.
Permitted uses
Include but are not limited to:
Day care facility
Housing-Single unit
Housing-Senior
Housing-Student
Housing-Other
Sep 10, 2021 • Final
Photovoltaic - electrical
Electrical
Solar
Jul 6, 2010 • Final
Furnace a/c - mechanical (residential)
HVAC
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 Fuel Type: Gas
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 3
Has Fireplace
Room Information
# of Rooms: 9
Exterior
Exterior Information
Foundation Type: Slab
Building Style Type: Contemporary
Exterior Wall: Stucco
Property Information
Subdivision Name: SUBDIVISION 7038
Living Sq. Ft: 3,002
Ground Floor Sq. Ft: 1,713
Building Sq. Ft: 3,632
# of Stories: 2
Legal Description: TRACT 7038 LOT 37 & PORS 39,40,41
Parking & Garage Information
# of Parking Spaces: 3
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 630
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 9,540
Legal Lot Number: 37
Acres: 0.219
County Use Description: SINGLE FAMILY
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 3.0
Sq. Ft.: 3,002
Stories: 2.0
Lot Size: 9,540 square feet
Style: Single Family Residential
Year Built: 1995
Year Renovated: 2005
County: Contra Costa County
APN: 2107810349
Home facts updated by county records on Oct 30, 2026
Around this home
Schools
K - 12
Preschool & daycare
Country Club Elementary School
Public K-5 • Assigned • 1.5mi
9/10
Pine Valley Middle School
Public 6-8 • Assigned • 1.3mi
10/10
California High School
Public 9-12 • Assigned • 1.5mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
San Ramon remains competitive, with homes averaging 1 offer and selling in 29 days. Median price is $1.4M (+2.8%), while price per sq. ft. is $677 (-1.2%). Buyers have negotiation opportunities; sellers should price strategically.
San Ramon, Past 3 months,Median price $1.51M, down 4.5% YoY,Homes sold: 169 in July, up 1%,Days on market 20 days,Market Active but more balanced; slight seller advantage,Bottom line: Prices have softened, but homes are still selling relatively...