317 Old County Rd is a 820 square foot house on a 5,085 square foot lot with 2 bedrooms and 1 bathroom. - it last sold on March 04, 2026 for $1,000,000. Based on Redfin's San Carlos data, we estimate the home's value is $1,407,467.
Single-familyProperty Type
1948Year Built
5,085 sq ftLot Size
$1,716Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,407,467
$407K since sold in March 2026$53K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 19.9% lower than the average sale price ($1.76M) 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-6
Residential Single-Family District
This district is intended for residential densities up to 6 units per net acre. Development types may include single-unit housing, accessory dwelling units, second single-units pursuant to Government Code Sections 65852.21 and 66411.7 (urban infill units), duplexes, townhomes, and small lot subdivisions. This district also allows for uses such as small and large family child care, park and recreation facilities, and civic and institutional uses such as schools and places for community assembly that may be appropriate in a single-family residential neighborhood.
Permitted uses
Include but are not limited to:
Garden center
Day care facility
Housing-Single unit
Housing-Multiple units
Housing-Senior
Housing-Other
Infrastructure
Recreation
Park & open space
Property details
Interior
Bathroom Information
# of Full Baths: 1
Heating & Cooling
Air Conditioning Type: Central
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 4
Exterior
Exterior Information
Building Style Type: Ranch
Construction Type: Wood/Steel
Building Construction Quality: Good
Exterior Wall: Wood
Roof Covering Type: Composition
Roof Shape Type: Composition
Pool Information
Has Pool
View Information
View: Average
Property Information
Subdivision Name: CLEARFIELD PARK
Living Sq. Ft: 820
Ground Floor Sq. Ft: 820
Building Sq. Ft: 820
# of Stories: 1
Legal Description: LOT 33 BLOCK 3 CLEARFIELD PARK RSM 29/15 16 CITY OF SAN CARLOS
Parking & Garage Information
# of Parking Spaces: 1
Garage/Parking Sq. Ft: 270
Lot Information
# of Buildings: 1
Land Sq. Ft: 5,085
Legal Lot Number: 33
Legal Block Number: 3
Acres: 0.1167
Depth Footage: 100
Front Footage: 50
Zoning Code: R10000
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 2
Baths: 1.0
Sq. Ft.: 820
Stories: 1.0
Lot Size: 5,085 square feet
Style: Single Family Residential
Year Built: 1948
Year Renovated: 1948
County: San Mateo County
APN: 046064170
Home facts updated by county records on Sep 2, 2026
Around this home
Schools
Arundel Elementary School
Public K-3 • Assigned • 0.8mi
10/10
Tierra Linda Middle School
Public 6-8 • Assigned • 1.3mi
10/10
Carlmont High School
Public 9-12 • Assigned • 1.4mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
San Carlos remains a favorite for buyers looking for a strong sense of community and top-rated schools. With just half a month of inventory in June, desirable homes are still generating plenty of competition.