321 San Simeon Pl is a 1,877 square foot house on a 7,000 square foot lot with 4 bedrooms and 2 bathrooms. - it last sold on June 12, 1979 for $93,000. Based on Redfin's San Ramon data, we estimate the home's value is $1,403,587.
Single-familyProperty Type
1978Year Built
7,000 sq ftLot Size
$748Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,403,587
$1.3M since sold in June 1979$37K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 5.6% lower than the average sale price ($1.49M) 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.
Zoning
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
Property details
Interior
Room Information
# of Rooms: 10
Exterior
Property Information
Subdivision Name: SUBDIVISION 3845
Living Sq. Ft: 1,877
Ground Floor Sq. Ft: 1,877
Building Sq. Ft: 1,877
# of Stories: 1
Legal Description: T03845 L0065 B EX MR
Parking & Garage Information
Garage/Parking Sq. Ft: 440
Lot Information
# of Buildings: 1
Land Sq. Ft: 7,000
Legal Lot Number: 65
Acres: 0.1607
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 1,877
Stories: 1.0
Lot Size: 7,000 square feet
Style: Single Family Residential
Year Built: 1978
Year Renovated: 1987
County: Contra Costa County
APN: 2123040152
Home facts updated by county records on Aug 3, 2026
Around this home
Schools
Montevideo Elementary School
Public K-5 • Assigned • 0.6mi
9/10
Pine Valley Middle School
Public 6-8 • Assigned • 0.8mi
10/10
California High School
Public 9-12 • Assigned • 0.2mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
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